投稿時間:2021-06-10 03:18:39 RSSフィード2021-06-10 03:00 分まとめ(23件)

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AWS AWS Architecture Blog Rate Limiting Strategies for Serverless Applications https://aws.amazon.com/blogs/architecture/rate-limiting-strategies-for-serverless-applications/ Rate Limiting Strategies for Serverless ApplicationsServerless technologies reduce the work needed to set up and maintain computing resources provide built in scalability and optimize agility performance cost and security The pay as you go model is particularly liberating for developers You can fail fast experiment more and do it fairly cheaply However serverless brings its own challenges In this blog we ll examine how to … 2021-06-09 17:47:09
Ruby Rubyタグが付けられた新着投稿 - Qiita Activemodel::modelをincludeした際のinitializeの挙動について https://qiita.com/play-life/items/e1277db60596efe7b975 Activemodelmodelをincludeした際のinitializeの挙動について挨拶こんにちは、プレイライフの熊崎です最近はあったかくなって、お出かけ日和ですねコロナでなければ、どこかお出かけにでも行きたい気分なのですが、こんなご時世なので粛々と学習のアウトプットをしていきたいと思います笑背景今回、実務でフォームオブジェクトを作ることになり、その際にinitializeメソッドを使いました。 2021-06-10 02:17:12
海外TECH DEV Community React Portfolio Project https://dev.to/shaifarfan08/react-portfolio-project-12f3 React Portfolio Project Watch On YouTube Watch Now Source Code Github Live Preview Open LinkCoded by shaif Arfan web cifar Project DetailsA portfolio for a web designer We used React js to make this portfolio A clean design with full responsiveness You will find this portfolio very professional Also we added smooth scroll in the portfolio which will make the scroll experience really elegant This is a beginner friendly react js project There will be a full free step by step tutorial on YouTube This project is made for education purposes by the Team web cifar We are going to learn so many things through this project especially how to work with React Js React Js is one of the hottest techs for web dev Through this project we will have a good understanding of react js Besides React js we are going to use many other techs Also there will be a full project tutorial playlist on YouTube so that you can get the step by step guide to make this portfolio Project RequirementHTML CSSJavaScriptReact Basic optional What we are going to Use learnReactReact HooksStyled ComponentsSwiper jsReact Transition GroupSmooth ScrollbarReact IconsReact Router DomMore Starter FilesFor the starter files we created a branch in this repository named starter files You need to change the branch in the top corner of the repo then you will get the starter files and now you can clone the repo or download it Getting StartedThe recommended way to get started with the project is Follow the YouTube tutorial You will find all the step by step guides for free Or you Can start the project on your own by following the guide below After getting the starter files you need to go the file directory and runnpm installand after that start the live server npm start If you like the tutorial please share this with others 2021-06-09 17:43:57
海外TECH DEV Community React, TypeScript, and TDD Part 2 https://dev.to/pauleveritt/react-typescript-and-tdd-part-2-44fm React TypeScript and TDD Part React component development is kinda fun What s even uhhh funner Driving your component development from inside a test No I m serious As we saw in the previous article introducing this React TDD isn t just about quality scare quotes and eating your vegetables Particularly when paired with TypeScript and smart tooling it s a pleasurable mode of development faster joyful puppies Let s get more specific in this article by going through some of the modes of component development As a reminder this article follows a full video text code tutorial in the WebStorm Guide TSX and ESUsing React and TypeScript means good JSX TSX and ES support especially in smart editors We can see this in action from the tutorial step on this subject Imagine we have some React code import React from react function App return lt div gt lt h gt Hello React lt h gt lt div gt export default App and the test that goes with it import React from react import render from testing library react import App from App test renders hello react gt const getByText render lt App gt const linkElement getByText hello react i expect linkElement toBeInTheDocument We can then run some tests Here we see the Jest test runner integrated into a smart editor in this case WebStorm Let s do some TDD and show some ES features along the way Extracted HeadingWhat s something you do All The Time tm in React Decompose big components into smaller components Let s extract a Heading component from this App component starting with a new test One that fails of course test renders heading gt const getByText render lt Heading gt const linkElement getByText hello react i expect linkElement toBeInTheDocument We can t even import our component because it doesn t exist Let s now write our first attempt at an extracted Heading component import React from react export function Heading return lt h gt Hello React lt h gt When our test adds the import of Heading the new test will then pass Of course extracting a component into the same file somewhat violates the React community s adherence to one component per file Let s move our component to its own Heading tsx file export function Heading return lt h gt Hello React lt h gt with a companion Heading test tsx import React from react import render from testing library react import Heading from Heading test renders heading gt const getByText render lt Heading gt const linkElement getByText hello react i expect linkElement toBeInTheDocument When we run the test in this file it passes again We need to change our App tsx to import this Heading component and use it import React from react import Heading from Heading function App return lt div gt lt Heading gt lt div gt export default App Our test in App test tsx still passes it doesn t really know that Hello React came from a subcomponent We can now show some testing of parent and child components Props and TypesThat is a boring component It says the same thing every time Let s change it so parent components can pass in a value for the name to say hello to We first write a failing first test in Heading test tsx test renders heading with argument gt const getByText render lt Heading name World gt const linkElement getByText hello world i expect linkElement toBeInTheDocument Thanks to TypeScript and tooling we failed faster it immediately told us with a red squiggly that we violated the contract Heading doesn t yet take a name prop Let s head to the Heading component and fix it export function Heading name return lt h gt Hello name lt h gt Our new test passes The previous test is broken no name was passed in We ll handle that in a bit What s up with the name as the function argument This is ES object destructuring a cool way to pick out the values you want from an argument Our test passes but TypeScript is unhappy We don t have any type information on the props We could add the type information inline export function Heading name name string return lt h gt Hello name lt h gt It is better though to put this in a standalone type or interface then use that in the function arguments type HeadingProps name string export function Heading name HeadingProps return lt h gt Hello name lt h gt Let s now look at fixing the first test Default Prop ValueWe want Heading to accept a name prop but not require it Sounds like a change to the type definition marking name as an optional field type HeadingProps name string We can then use another ES feature default values in object destructuring export function Heading name React HeadingProps return lt h gt Hello name lt h gt With this Heading will use React as the prop value if the calling component doesn t provide it Our first test in Heading test tsx now passes You know who else doesn t provide that prop Our App component And guess what our tests in App test tsx now pass again At each step during development of this we failed faster thanks to TypeScript and test first Even better we have yet to look at the browser We stayed in the flow Class Components With PropsThe React community has become very enthusiastic about functional programming and pure function based components But the class based component syntax is still there for all the old die hards Narrator He means himself Let s make a new Counter component written as a class based component which takes a single prop We ll be following along the tutorial step that matches this section In the next section we ll introduce state into the class Of course we ll start with a failing Counter test tsx test which uses Testing Library s getByTestId query import React from react import render from testing library react import Counter from Counter test should render a label and counter gt const getByTestId render lt Counter gt const label getByTestId counter label expect label toBeInTheDocument const counter getByTestId counter expect counter toBeInTheDocument We create a new Counter tsx file import React Component from react export class Counter extends Component render return lt div gt lt div data testid counter label gt Count lt div gt lt div data testid counter gt lt div gt lt div gt Our test passes But it s boring we want the label displayed next to the count to be configurable passed in by the parent as a prop Here s the failing test test should render a counter with custom label gt const getByTestId render lt Counter label Current gt const label getByTestId counter label expect label toBeInTheDocument This failed even before I ran the test as TypeScript told us we broke the contract Back in the implementation we need two things a type definition for the props then a changed class which uses the prop import React Component from react export type CounterProps label string export class Counter extends Component lt CounterProps gt render const label Count this props return lt div gt lt div data testid counter label gt label lt div gt lt div data testid counter gt lt div gt lt div gt Our Counter tests now pass We have a class based Counter component which accepts a prop Class Components With State Yay us in a way but the Counter doesn t count Let s make a stateful class based component This section matches the tutorial step for Class Components With State What s the first step Hint it rhymes with best That s right let s start with a failing test in Counter test tsx test should start at zero gt const getByTestId render lt Counter gt const counter getByTestId counter expect counter toHaveTextContent Now on to the implementation When we did the component prop we wrote a TypeScript type to model the prop shape Same for the state export type CounterState count number We then change our Counter class to point to and implement that state export class Counter extends Component lt CounterProps CounterState gt state CounterState count render const label Count this props return lt div gt lt div data testid counter label gt label lt div gt lt div data testid counter gt this state count lt div gt lt div gt Our test passes The value of the state is done as a class variable which then meant we got autocomplete on this state count But if we try to do an assignment we know that React will complain that we didn t use setState Fortunately this is something TypeScript can help with Let s move the initialization of the state to the module scope then change the type definition const initialState count export type CounterState Readonly lt typeof initialState gt Our class now points at this initial state export class Counter extends Component lt CounterProps CounterState gt readonly state CounterState initialState render const label Count this props return lt div gt lt div data testid counter label gt label lt div gt lt div data testid counter gt this state count lt div gt lt div gt Our test still passes Again this is what s nice about test driven development you can make changes with confidence while staying in the tool Let s make a change to allow the starting value of the counter to passed in as a prop First a failing test test should start at another value gt const getByTestId render lt Counter gt const counter getByTestId counter expect counter toHaveTextContent Not only does the test fail but TypeScript yells at us about the contract even before the test is run We need to change the type definition for our props export type CounterProps label string start number With this in place we can make a call to setState to update the value We will do it in a lifecycle method componentDidMount if this props start this setState count this props start Our test now passes The counter has a default starting count but can accept a new one passed in as a prop ConclusionWe covered a lot in these three steps the use of ES niceties type definitions for props and state and the use of class based components All without visiting a browser In the third and final installment we will wire up event handlers and refactor into smarter parent child components We ll do both in a way that let both TypeScript and testing help us fail faster 2021-06-09 17:24:58
海外TECH DEV Community Experimental React - Concurrent Mode is Coming https://dev.to/grapecity/experimental-react-concurrent-mode-is-coming-34d5 Experimental React Concurrent Mode is ComingReact is an open source JavaScript library developers use to build interactive user interfaces and UI components for web and mobile based applications Created by Jordan Walke a Facebook Software engineer the first version of React came out seven years ago Now Facebook maintains it Since its initial release React s popularity has skyrocketed In October React was announced with ーsurprisingly ーzero new features However this certainly doesn t mean nothing exciting was added In fact this release comes with many promising upgrades including several improvements and bug fixes to version s experimental features Concurrent Mode and Suspense Though not yet available to the broader public these features are available for developer experimentation If and when released they are set to change the way React renders its UI improving both performance and user experience Very briefly the Concurrent Mode and Suspense features enable users to handle data loading loading states and the user interface more fluidly and seamlessly In Concurrent Mode React can pause expensive non urgent components from rendering and focus on more immediate or urgent behaviors like UI rendering and keeping the application responsive This article takes a comprehensive look at Concurrent Mode and Suspense for data fetching Why Concurrent Mode JavaScript frameworks or libraries work with one thread So when a block of code runs the rest of the blocks must wait for execution They cannot do any work concurrently This concept applies to rendering as well Once React starts rendering something you cannot interrupt it React developers refer to this rendering as “blocking rendering This blocking rendering creates a user interface that is jerky and stops responding from time to time Let s take a deeper look at the problem The ProblemImagine we have an application that displays a long list of filterable products We have a search box where we can filter records We want to re render the UI and the list every time the user presses a key If the list is long the UI “stutters that is the rendering is visible to the user The stuttering degrades performance as well Developers can use a few techniques like throttling and debouncing which help a little but are not a solution Throttling limits the number of times a particular function gets called Using throttling we can avoid repeated calls to expensive and time consuming APIs or functions This process dramatically increases performance especially for rendering information on the user interface Debouncing ignores calls to a function for a predetermined amount of time The function call is made only after a predetermined amount of time has passed You can see the stutter in the image below While waiting for the non urgent API calls for finishing the UI stutters which blocks rendering the user interface The solution is interruptible rendering using Concurrent Mode Interruptible RenderingWith interruptible rendering React js does not block the UI while it processes and re renders the list It makes React js more granular by pausing trivial work updating the DOM and ensuring that the UI does not stutter React updates or repaints the input box with the user input in parallel It also updates the list in memory After React finishes the updates it updates the DOM and re renders the list on the user s display Essentially interruptible rendering enables React to “multitask This feature provides a more fluid UI experience Concurrent ModeConcurrent Mode is a set of features that help React apps stay responsive and smoothly adjust to a user s device and network speed capabilities  Concurrent Mode divides the tasks it has into even smaller chunks React s scheduler can pick and choose which jobs to do The scheduling of the jobs depends on their priority By prioritizing tasks it can halt the trivial or non urgent or push them further React always gives top priority to User interface updating and rendering Using Concurrent Mode we can Control the first rendering process Prioritize the rendering processes Suspend and resume rendering of components Cache and optimize runtime rendering of components Hide content from the display until requiredAlong with the UI rendering Concurrent Mode improves the responses to incoming data lazy loaded components and asynchronous processes Concurrent Mode keeps the user Interface reactive and updated while it updates the data in the background Concurrent Mode works with two React hooks useTransition and useDeferredValue Using the Deferred Value HookThe syntax of the useDeferredValue hook is  const deferredValue useDeferredValue value timeoutMs lt some value gt This command causes the value to “lag for the time set in timeoutMs The command keeps the user interface reactive and responsive whether the user interface must be updated immediately or must wait for data This hook avoids the UI stutter and keeps the user interface responsive at all times at the minor cost of keeping fetched data lagging Using the Transition HookThe useTransition hook is a React hook used mainly with Suspense Consider the following scenario where there is a webpage with buttons with user s names on them With the click of a button the webpage display s the user s details on the screen Let s say the user first clicked one button and then the next The screen either goes blank or we get a spinner on the screen If fetching details takes too long the user interface could freeze The useTransition method returns the values of two hooks startTransition and isPending The syntax for the useTransition method is  const startTransition isPending useTransition timeoutMs The startTransition syntax is   lt button disabled isPending  startTransition gt        lt fetch Calls gt     lt button gt   isPending Loading null Using the useTransition hook React js continues to show the user interface without the user s details until the user s details are ready but the UI is responsive React prioritizes the user interface to keep it responsive while fetching data in parallel Suspense for Data FetchingSuspense is another experimental feature that React introduced along with Concurrent Mode Suspense enables components to wait for a predetermined period before they render The primary goal of Suspense is to read data from components asynchronously without bothering about the source of the data Suspense works best with the concept of lazy loading Suspense allows data fetching libraries to inform React of whether data components are ready for use With this communication React will not update the UI until the necessary components are ready Suspense enables Integration between data fetching libraries and React components Controlling the visual loading states Avoiding race conditionsThe basic syntax of a Spinner component is as follows  import Spinner from Spinner     lt Suspense fallback lt Spinner gt gt       lt SomeComponent gt     lt Suspense gt Suspense used in the Concurrent Mode allows the time consuming components to start rendering while waiting for data It shows placeholders in the meantime This combination produces a more fluid UI experience Suspense and Lazy ComponentsReact lazy is a new function that enables React js to load components lazily Lazy loading means that components are loaded their code is retrieved and rendered only when needed They prioritize the most critical user interface components React developers recommend wrapping lazy components inside the Suspense component Doing so ensures that when the component is rendering there are no “bad states The user interface remains responsive throughout the process and leads to a more fluid user experience Enabling Concurrent ModeTo enable the Concurrent Mode install the experimental react version The prerequisite to installing React is the node packet manager npm To install the experimental version issue a command at a command prompt  npm install react experimental react dom experimentalTo test whether the experimental build is set up create a sample React app Without the experimental features the render code is as follows import as React from react  import render from react dom  render lt App gt document getElementById root In the Concurrent Mode write this code  import as React from react    import createRoot from react dom    createRoot document getElementById root render lt App gt This enables the Concurrent mode for the entire application React splits the rendering call into two parts Create the root element Use the rendering callCurrently React plans to maintain three modes Legacy Mode is the traditional or current mode for backward compatibility Blocking Mode is an intermediate stage in Concurrent Mode development Concurrent ModeThe Blocking Mode uses the createBlockingRoot call instead of the createRoot call The Blocking Mode gives developers a chance to fix bugs and solve problems during Concurrent Mode development React documentation claims that each mode supports the following features Example ApplicationWe have created a pixels app to demonstrate the difference between the Concurrent Mode and other modes that use traditional or block rendering The pixels app is a by canvas with random pixels and a search box Every time a user types in the search box the canvas re renders itself Even though the UI does not render in the Concurrent Mode user input does not stall updates The pixel canvas re renders after the processing completes In the Legacy Mode when typing fast the UI halts and sometimes stalls before it can render the canvas again User input also stalls and does not update The main file for building the pixels app is canvas js We have also made an input box where the user can input anything Each press of a key re renders the canvas of pixels Code Files Index js import React from react    import ReactDOM from react dom    import App from App     Traditional or non Concurrent Mode react    const rootTraditional document getElementById root    ReactDOM render lt App caption Traditional or Block Rendering gt    rootTraditional     Concurrent Mode enabled    const rootConcurrent document getElementById root concurrent    ReactDOM createRoot rootConcurrent render lt App caption Interruptible    Rendering    gt App js import React useState useDeferredValue from react  import App css  import Canvas from Canvas  export default function App props   const value setValue useState   This is available only in the Concurrent mode    const deferredValue useDeferredValue value      timeoutMs        const keyPressHandler e gt      setValue e target value        return       lt div className App gt         lt h gt props caption lt h gt         lt input onKeyUp keyPressHandler gt         lt Canvas value deferredValue gt       lt div gt       Canvas js import React from react   const CANVAS SIZE   const generateRandomColor gt    var letters ABCDEF    var color    for var i i lt i      color letters Math floor Math random        return color     const createCanvas rows columns gt    let array    for let i i lt rows i      let row      for let j j lt columns j        row push            array push row        return array      This is the square with the pixels  const drawCanvas value gt    const canvas createCanvas CANVAS SIZE CANVAS SIZE    return canvas map row rowIndex gt      let cellsArrJSX row map cell cellIndex gt        let key rowIndex cellIndex        return          lt div            style backgroundColor generateRandomColor            className cell            key cell key           gt                    return         lt div key row rowIndex className canvas row gt           cellsArrJSX         lt div gt              export const Canvas value gt    return      lt div gt         lt h style minHeight gt value lt h gt        lt div className canvas gt drawCanvas value lt div gt      lt div gt      Index html  lt DOCTYPE html gt   lt html lang en gt     lt head gt       lt meta charset utf gt       lt meta        name viewport        content width device width initial scale shrink to fit no       gt       lt meta name theme color content gt       lt title gt React App Concurrent Mode lt title gt     lt head gt     lt body gt       lt noscript gt     You need to enable JavaScript to run this app       lt noscript gt       lt div id container gt         lt div id root class column gt lt div gt         lt div id root concurrent class column gt lt div gt       lt div gt     lt body gt   lt html gt Running the CodeLet s look at our code in action The first screen we see is the initial screen Using traditional or block rendering is how React does it today Interruptible Rendering is an experimental feature of Concurrent rendering We look at traditional rendering working first The pixel canvas re renders itself on every keystroke In traditional rendering the entire UI halts for every keystroke until it can re render the screen During this time the user input is also not accepted even though we continue typing The next screen shows interruptible rendering In interruptible rendering the user can keep typing The UI does not stall or halt while the canvas is re rendered for every keystroke in parallel Once the re rendering completes React updates the UI Although difficult to see in a still screenshot we can see that the grid is changing but the user can still type without the UI stuttering   SummaryIn this article we looked at React s experimental features Concurrent Mode and Suspense Using Concurrent Mode React js keeps the user interface responsive at all times It breaks the application s tasks into smaller chunks and allows prioritization of user interface tasks This mode therefore provides a more fluid and seamless user experience and increases an application s overall performance Coupled with Concurrent Mode Suspense allows the user interface to remain responsive At the same time heavy and time consuming tasks like data fetching and so on can be done in parallel thus providing an overall seamless experience The complete details about Concurrent Mode are available in React documentation 2021-06-09 17:14:48
海外TECH DEV Community Confidence Interval Understanding https://dev.to/aipool3/confidence-interval-understanding-3878 Confidence Interval Understanding IntroductionSuppose you are looking for a particular value of a characteristic of a population firstly data is obtained from a sample of that population could be the mean and the parameter is guessed from the sampled data Due to not using the whole population one may ask if the sampled data is a reliable estimation of the whole population This is where confidence interval comes in Confidence IntervalAs earlier mentioned the range of values that you expect your estimate to lie within within a certain level of confidence is the confidence interval For instance if you say you have a confidence level it means you are very confident that of the time your estimate falls between the lower and upper bounds which are specified by that confidence interval There s a value called the alpha value which indicates a threshold for instance an alpha of which means that there s a less than chance that the test could have occurred under the null hypothesis Coming back to our confidence level the desired confidence level is normally minus this alpha value used in the statistical testing Therefore if an alpha value of p lt is chosen for statistical significance then the confidence level would ultimately be or Confidence intervals are used for various statistical estimates such as ProportionsMean of a populationDifferences that exist between the mean and proportions of a populationthe variation estimates among groupsAs the same suggests these are all estimates of a number and do not give valuable information around that number but the confidence interval is a good way to know more information about the variations of the number You can find more in the following article Confidence Interval Understanding Other ResourcesBias Variance Tradeoff in Machine LearningUnderstanding of Probability Distribution and Normal DistributionRecommendation Systems by Matrix Factorization and Collaborative FilteringUnderstanding of Regularization in Neural Networks 2021-06-09 17:12:20
Apple AppleInsider - Frontpage News Microsoft updating OneDrive app to work natively on M1 Macs https://appleinsider.com/articles/21/06/09/microsoft-updating-onedrive-app-to-work-natively-on-m1-macs?utm_medium=rss Microsoft updating OneDrive app to work natively on M MacsMicrosoft has announced plans to update its OneDrive app to work natively on Apple M Macs later in alongside other planned performance improvements Later this year Microsoft will update the OneDrive for Mac app to run natively on M machines Currently OneDrive is available using Rosetta on M systems Also planned is an update that would enable Known Folder Move KFM for macOS users KFM allows people using OneDrive to access files across different devices and applications and changes will be automatically synced to OneDrive Read more 2021-06-09 17:47:26
Apple AppleInsider - Frontpage News Apple Podcast subscriptions & channels launching globally on June 15 https://appleinsider.com/articles/21/06/09/apple-podcast-subscriptions-channels-launching-globally-on-june-15?utm_medium=rss Apple Podcast subscriptions amp channels launching globally on June Apple has announced that it will launch podcast subscriptions globally on June following a delay and technical issues in the Podcast app Credit AppleApple confirmed the launch of in app Podcast subscriptions and channels ーwhich are groups of podcasts ーin an email to podcast creators on Wednesday That email was first spotted by The Verge Read more 2021-06-09 17:24:13
海外TECH Engadget Keystone Light made the must-not-have wearable of the summer https://www.engadget.com/keystone-light-wearable-beer-cooler-bluetooth-speaker-solar-power-banks-173044997.html?src=rss_b2c banks 2021-06-09 17:30:44
海外TECH Engadget 'Battlefield 2042' trailer pays tribute to one player's legendary maneuver https://www.engadget.com/battlefield-2042-rendezook-explainer-171314002.html?src=rss_b2c battlefield 2021-06-09 17:13:14
海外TECH Engadget Android 12's second public beta is here https://www.engadget.com/android-12-beta-2-170039031.html?src=rss_b2c camera 2021-06-09 17:00:39
海外TECH CodeProject Latest Articles Document List of All Users in Database with Associated Permissions https://www.codeproject.com/Tips/5304935/Document-List-of-All-Users-in-Database-with-Associ student 2021-06-09 17:50:00
ニュース BBC News - Home Brexit: EU says patience wearing thin with UK in talks to avoid trade war https://www.bbc.co.uk/news/uk-politics-57403258 border 2021-06-09 17:29:39
ニュース BBC News - Home Covid hospital cases rise above 1,000 in UK https://www.bbc.co.uk/news/health-57417802 ukscientists 2021-06-09 17:46:44
ニュース BBC News - Home Covid-19: Highest daily cases since February and 'Glastonbury style' rush for jabs https://www.bbc.co.uk/news/uk-57353165 coronavirus 2021-06-09 17:04:14
ニュース BBC News - Home Donald Trump-era ban on TikTok dropped by Joe Biden https://www.bbc.co.uk/news/technology-57413227 china 2021-06-09 17:02:17
ニュース BBC News - Home Halo Trust: Afghanistan mine clearance workers shot dead 'in cold blood' https://www.bbc.co.uk/news/world-asia-57410265 afghanistan 2021-06-09 17:08:09
ニュース BBC News - Home Fraser-Pryce's 10.63-second 100m 'amazing' for athletics - Asher-Smith https://www.bbc.co.uk/sport/athletics/57420366 amazing 2021-06-09 17:07:05
ビジネス ダイヤモンド・オンライン - 新着記事 FIREに欠かせないインデクスファンドとは? - お金か人生か https://diamond.jp/articles/-/273452 達成 2021-06-10 02:50:00
ビジネス ダイヤモンド・オンライン - 新着記事 ポール「ビートルズはお金を稼ぎたかっただけ」天才すらも翻弄する「経済の力」とは? - ROCKONOMICS 経済はロックに学べ! https://diamond.jp/articles/-/273388 ポール「ビートルズはお金を稼ぎたかっただけ」天才すらも翻弄する「経済の力」とはROCKONOMICS経済はロックに学べオバマ政権で経済ブレーンを務めた経済学者による『ROCKONOMICS経済はロックに学べ』アラン・B・クルーガー著、望月衛訳がついに刊行となった。 2021-06-10 02:45:00
ビジネス ダイヤモンド・オンライン - 新着記事 組織の「よそ者リーダー」にとって キーパーソンは誰なのか? - 「よそ者リーダー」の教科書 https://diamond.jp/articles/-/273263 付き合い 2021-06-10 02:40:00
ビジネス ダイヤモンド・オンライン - 新着記事 脳の情報処理能力をアップする方法 - 瞬読式勉強法 https://diamond.jp/articles/-/273480 情報処理 2021-06-10 02:35:00
北海道 北海道新聞 鹿島元幹部、脱税疑い月内立件へ 震災復興事業、1億超無申告か https://www.hokkaido-np.co.jp/article/553799/ 東日本大震災 2021-06-10 02:15:00

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