投稿時間:2023-03-12 00:13:42 RSSフィード2023-03-12 00:00 分まとめ(16件)

カテゴリー等	サイト名等	記事タイトル・トレンドワード等	リンクURL	頻出ワード・要約等/検索ボリューム	登録日
python	Pythonタグが付けられた新着投稿 - Qiita	[Python / numpy] EMアルゴリズムで一次元の混合正規分布のパラメータ推定を行う	https://qiita.com/siruku6/items/6a52ad098e32b69fd2b6	PythonnumpyEMアルゴリズムで一次元の混合正規分布のパラメータ推定を行う概要EMアルゴリズムのうち、一次元の混合正規分布に対するパラメータ推定についての解説になります。	2023-03-11 23:52:00
js	JavaScriptタグが付けられた新着投稿 - Qiita	【JavaScript初心者向け】forループを配列メソッド(map等)に置き換える	https://qiita.com/n369/items/de8dcd1c8194bae51c57	forof	2023-03-11 23:23:49
Azure	Azureタグが付けられた新着投稿 - Qiita	Azure AD B2C - Custom Policyを作成する	https://qiita.com/unhurried/items/8c6cb8144e92547f7bb9	azureactivedirectorybc	2023-03-11 23:50:37
Git	Gitタグが付けられた新着投稿 - Qiita	Git・GitHubのローカルリポジトリ作成〜リモートリポジトリへ反映＆マージ作業までの手順書	https://qiita.com/shiotan/items/62a60851f4c13d179f17	参考文献	2023-03-11 23:00:38
Ruby	Railsタグが付けられた新着投稿 - Qiita	Rails bin/setupについて調べた　100DaysOfQiita　4日目	https://qiita.com/30113011tr/items/80aea03d657b2b4851a0	binsetup	2023-03-11 23:38:52
技術ブログ	Developers.IO	[Flutter] ドロップダウンメニューで色を選べるようにする	https://dev.classmethod.jp/articles/flutter-dropdown-list/	dropdownbu	2023-03-11 14:54:13
海外TECH	MakeUseOf	Black Box Testing vs. White Box Testing: The Differences Every Developer Should Know	https://www.makeuseof.com/black-white-box-testing-differences/	different	2023-03-11 14:30:16
海外TECH	MakeUseOf	Final ZE8000 Review: Outstanding Sound, Unique Style	https://www.makeuseof.com/final-ze8000-review/	sound	2023-03-11 14:15:15
海外TECH	DEV Community	Tools and Libraries in Streamlining Your Development	https://dev.to/haszankauna/tools-and-libraries-in-streamlining-your-development-4dp8	Tools and Libraries in Streamlining Your DevelopmentTo remain competitive in today s fast paced and dynamic world of software development it is critical to streamline the development process Tools and libraries are critical in this regard They assist developers in automating various tasks decreasing complexity and increasing productivity In this essay we will look at some examples of how tools and libraries can help to streamline and speed up the development process Project managers can use tools like Trello Asana or Jira to manage and track tasks during the planning stage These tools help to ensure that team members communicate clearly and that everyone is up to date on the project s progress They also provide a centralized location to store project documents making collaboration and information sharing easier During the coding stage developers can use libraries to speed up their work For example Bootstrap is a popular front end library that provides pre built CSS and JavaScript components eliminating the need to write code from scratch Similarly jQuery is a fast and feature rich JavaScript library that simplifies the process of interacting with HTML documents These libraries allow developers to focus on solving the business problem rather than worrying about the low level details of coding In software development code quality is an important consideration and tools like ESLint and Prettier can help developers ensure that their code follows best practices Prettier formats code consistently making it easier to read and maintain ESLint checks for errors and potential problems in code This contributes to higher code quality fewer bugs and better overall software performance Testing is an important stage in software development and tools such as Selenium and Cypress can help automate the process Selenium is a free and open source tool for automating web browsers and testing web applications In contrast Cypress is a JavaScript based testing tool that allows for end to end testing These tools aid in reducing test cycle time increasing test coverage and freeing up developers to focus on more critical tasks Finally DevOps tools such as Jenkins Ansible and Docker can help to speed up the deployment process Ansible is a configuration management tool that automates IT infrastructure management whereas Jenkins is a popular continuous integration and continuous deployment CI CD tool that automates the build and deployment process Docker on the other hand is a containerization tool that simplifies application deployment These tools aid in reducing deployment time increasing reliability and streamlining the process Finally tools and libraries are critical in streamlining software development There are numerous tools available to help simplify and automate various tasks reduce complexity and increase productivity from project planning to deployment Development teams can improve code quality reduce bugs and deliver software faster and more efficiently by utilizing these tools and libraries	2023-03-11 14:41:52
海外TECH	DEV Community	7 Common Mistakes to Avoid When Writing JavaScript Code	https://dev.to/haszankauna/7-common-mistakes-to-avoid-when-writing-javascript-code-609	Common Mistakes to Avoid When Writing JavaScript CodeJavaScript is a popular programming language for web development and writing efficient code is essential for ensuring a smooth and robust user experience Bugs and mistakes on the other hand can creep in and cause errors crashes or negatively impact performance This essay will go over seven common blunders to avoid when writing JavaScript code Failure to Declare VariablesVariables are basic concepts in programming languages However in JavaScript not declaring variables with var let or const can lead to problems When you write code without declaring variables you risk variable hoisting which is when the declaration is moved to the top of the scope This results in code that is difficult to read and maintain Code OvercomplicationCode that is concise and straightforward is easier to understand and modify Overcomplicating code by using multiple functions complicated syntax and complex algorithms can result in bugs and make debugging difficult Failure to Handle ErrorsIgnoring errors or failing to explicitly handle them such as by using try catch blocks or throwing exceptions results in a loss of control over the process Unhandled errors can lead to crashes or render code unreadable or difficult to debug Failure to Test the CodeTesting is an important aspect of coding that should not be overlooked Failure to test the code can result in bugs going undetected for long periods of time resulting in severe problems Several testing frameworks such as Jest Mocha and Jasmine can be used to perform manual or automated testing Ignoring CommentsCode documentation is essential for future programmers to understand how a specific part of the code works Failure to use comments in code may result in misunderstandings bugs or even security issues To assist others in understanding the code comments should describe its essential features and functionality Making Use of Nested CallbacksUsing multiple levels of nesting can make code difficult to read In JavaScript callbacks are frequently used to handle asynchronous functions however nested callbacks can make code bulky affecting readability and maintainability To avoid callback hell one solution is to use Promises Async Await or the RxJS library Ignoring SecuritySecurity is critical in web applications particularly when dealing with user data Failure to prioritize security may expose the system to attacks such as cross site scripting XSS or injection attacks Security should be prioritized by developers who should use proper authentication and authorization methods input validation and securely storing sensitive data Finally writing efficient maintainable and bug free JavaScript code is critical for web application development Avoiding undelcared variables overcomplicated code unhandled errors a lack of testing and comments using nested callbacks and ignoring security can lead to the creation of robust and reliable code Programmers should strive to keep their code simple clear and concise while also ensuring its security	2023-03-11 14:26:31
ニュース	BBC News - Home	BBC mistaken to suspend Gary Lineker, ex-director general says	https://www.bbc.co.uk/news/uk-64918162?at_medium=RSS&at_campaign=KARANGA	coverage	2023-03-11 14:32:37
ニュース	BBC News - Home	Hemsby: Work to demolish at-risk cliff-top homes starts	https://www.bbc.co.uk/news/uk-england-norfolk-64924782?at_medium=RSS&at_campaign=KARANGA	cliff	2023-03-11 14:17:13
ニュース	BBC News - Home	Bournemouth 1-0 Liverpool: Cherries claim crucial win as Reds fall flat	https://www.bbc.co.uk/sport/football/64845516?at_medium=RSS&at_campaign=KARANGA	Bournemouth Liverpool Cherries claim crucial win as Reds fall flatMohamed Salah s glaring penalty miss ensures Bournemouth climb out of the relegation zone if only for a few hours after an excellent win over Liverpool	2023-03-11 14:54:03
ニュース	BBC News - Home	Celtic stroll past Hearts to reach Scottish Cup semi-finals	https://www.bbc.co.uk/sport/football/64845558?at_medium=RSS&at_campaign=KARANGA	hearts	2023-03-11 14:08:28
ニュース	BBC News - Home	Charlotte Bankes: Briton wins third Snowboard Cross World Cup of season	https://www.bbc.co.uk/sport/winter-sports/64927208?at_medium=RSS&at_campaign=KARANGA	Charlotte Bankes Briton wins third Snowboard Cross World Cup of seasonCharlotte Bankes continues Great Britain s success on snow with her third Snowboard Cross World Cup win of the season in Sierra Nevada Spain	2023-03-11 14:20:09
ニュース	BBC News - Home	BBC got Lineker row badly wrong - Sir Keir Starmer	https://www.bbc.co.uk/news/uk-64926412?at_medium=RSS&at_campaign=KARANGA	labour	2023-03-11 14:06:23