投稿時間:2022-05-01 23:32:45 RSSフィード2022-05-01 23:00 分まとめ(32件)

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IT 気になる、記になる… Amazon、「Fire TV」シリーズを最大30%オフで販売するセールを開催中(5月7日まで) https://taisy0.com/2022/05/01/156491.html firetvstickkm 2022-05-01 13:07:49
AWS AWS Japan Blog AWSはマレーシア政府と包括契約を締結。公共部門のイノベーションを促進へ https://aws.amazon.com/jp/blogs/news/aws-signs-new-cloud-framework-agreement-malaysia-power-public-sector-innovation/ AWSは、マレーシア政府および現地ITプロバイダーであり、AWSパートナーのRadmikSolutionsSdnBhd社と共に、公共部門でのクラウド導入を加速し、政府機関のコスト削減、デジタルスキルの向上、イノベーション推進を支援するための新しいCloudFrameworkAgreementCFAクラウド・フレームワーク契約に調印しました。 2022-05-01 13:13:56
AWS lambdaタグが付けられた新着投稿 - Qiita CloudFront Functions の活用パターン集 https://qiita.com/holdout0521/items/c9339c88820d01fe0acb cloudfrontfunctions 2022-05-01 22:39:03
python Pythonタグが付けられた新着投稿 - Qiita 【Pandas】DB→DataFrame, DataFrame→DBに変換する! https://qiita.com/higakin/items/176d8c6c73aafa9db02f dataframe 2022-05-01 22:59:42
python Pythonタグが付けられた新着投稿 - Qiita 過去ツイ(黒歴史)をPythonで消し去る https://qiita.com/momorito/items/9a87243d04bc6c4b43c7 android 2022-05-01 22:59:30
python Pythonタグが付けられた新着投稿 - Qiita Blenderで数理最適化による分割の復元 https://qiita.com/SaitoTsutomu/items/417c3abfd9be07c25da4 blender 2022-05-01 22:13:29
python Pythonタグが付けられた新着投稿 - Qiita リスト内包表記に入門する【Python】 https://qiita.com/yyyyy__78/items/d0e148daca0a45b2a50c listcomprehension 2022-05-01 22:08:13
js JavaScriptタグが付けられた新着投稿 - Qiita Lodashのおともにオススメなeslint-config-lodashの紹介 https://qiita.com/munieru_jp/items/ef714c478fb85340dfd3 eslintconfiglodash 2022-05-01 22:54:47
js JavaScriptタグが付けられた新着投稿 - Qiita 40代おっさんJavaScriptのlet,const,varを学ぶ https://qiita.com/kou1121/items/ca84d5b00deefb1ed04a javascript 2022-05-01 22:53:16
Ruby Rubyタグが付けられた新着投稿 - Qiita Atcoderの問題「2 倍チェック」をrubyで解く https://qiita.com/YumaInaura/items/a5e8d4c7f3ea1c6bdaa4 httpsatcod 2022-05-01 22:48:45
Linux Ubuntuタグが付けられた新着投稿 - Qiita File not found - /var/cuda-repo-9-0-local/Packages https://qiita.com/Ruo_Ando/items/8da031b4f085ea1c1a4c stsdonewtherepositoryfile 2022-05-01 22:49:40
AWS AWSタグが付けられた新着投稿 - Qiita AWS 構築順序 https://qiita.com/H-Toshi/items/0ef2eca6260345edc6c9 cloudtrail 2022-05-01 22:45:59
AWS AWSタグが付けられた新着投稿 - Qiita CloudFront Functions の活用パターン集 https://qiita.com/holdout0521/items/c9339c88820d01fe0acb cloudfrontfunctions 2022-05-01 22:39:03
AWS AWSタグが付けられた新着投稿 - Qiita AWS 認定セキュリティ - 専門知識 試験対策 https://qiita.com/tatsuya11bbs/items/ed2b9612f630c45dc0c7 専門知識 2022-05-01 22:02:57
Docker dockerタグが付けられた新着投稿 - Qiita 【Pandas】DB→DataFrame, DataFrame→DBに変換する! https://qiita.com/higakin/items/176d8c6c73aafa9db02f dataframe 2022-05-01 22:59:42
Ruby Railsタグが付けられた新着投稿 - Qiita 【備忘録・Rails】deviseを用いた管理者機能の実装 https://qiita.com/pro_daigo/items/a1bc7c61a8fe74a03208 devise 2022-05-01 22:01:36
海外TECH MakeUseOf How to Get HarmonyOS 2.0 on Your Huawei Phone Today https://www.makeuseof.com/how-to-get-harmonyos-2/ huawei 2022-05-01 13:45:13
海外TECH MakeUseOf How to Use the Animations Pane in Microsoft PowerPoint https://www.makeuseof.com/use-animations-pane-microsoft-powerpoint/ powerpoint 2022-05-01 13:30:14
海外TECH MakeUseOf Save 40% With Us on the New Ugreen HiTune T3 Earbuds https://www.makeuseof.com/ugreen-hitune-t3-earbuds-deal/ coupon 2022-05-01 13:14:13
海外TECH DEV Community What are pointers in golang https://dev.to/theamasoud/what-are-pointers-in-golang-2kmc What are pointers in golangHi I m Abdulrahman and I m glad to share this blog in this blog we will talk about Pointers in golang Pointer is a variable that references a memory location where a value is stored so before digging deeper into pointers we should know what are variables and how variables work What are variablesVariables are placeholder of the information to store the value for any data type you need like string integr boolen float etc basically if we have a string we can assign it to any variable and then we can access this string by the name of the variable declared so how variable stored this stringevery variable you assign it so when you assign a variable it will be assigned to a memory address in the computer Let s deg deeper into pointersPointers is a way to store the memory address for any type of variable Why we need to use pointers first we need to know how variables works like we explain above is the name given to a memory location is pointing to the stored datawe need pointers to store the memory address of another variable to can access the value of this memory location to make any operation on this value you can change the value for this address note when you try to change this value by memory address you actually replace the old value by the new value Syntax to declare a pointersfirst you need to know the two important operators we will use in pointers this asterisk operator used to declare pointer variable amp this and to return the address of a variable you are added a pointer on itso to declare a pointer we need to use and assign this asterisk to the data type in the variable declared and you need to use amp before the new variable to get the memory address for the pointed variable Examples Example package mainimport fmt func main var name string me amp name fmt Println name Result nil fmt Println me Result xce in the above example we declare a new variable name and make it a pointer by adding to the data type and declare another variableme and make it pointed to a memory address for variable name by adding amp to the name variable so let s see the resultsresult for variable name is nil why nil because we didn t assign any value for itand the result for variable me is xce what is this hash this is the address for a location in memory why return this result because we declare variable me as a reference for variable name and this reference pointed to the memory address for name variable in the memory location Example package mainimport fmt func main var x int var y int amp x y fmt Println x Result fmt Println y Result xcba in the above example we declare a variable x and assign value to it and declare another variable y it s a pointer and its value of it is a reference to variable xand assign a for a pointer of y variable so why the result of x is because we add the reference of variable x to pointer y here y is pointed a memory address of x if we change the value of y or x it will change both because these two variables pointed to the same memory addressif we assigned a new value for x it will change the value for y like this examplepackage mainimport fmt func main var x int var y int amp x y x fmt Println y Result fmt Println y Result xcba here result will be why because the variables has the same memory address Note when we need to print a value for a pointer we need to print it using like we did above with variable y y and if we tried to print it without add before it will print a memory address for this variable Example Pointer to a Struct Syntax pointer to a struct is just like any other pointer package mainimport fmt type User struct FirstName string LastName string func main var user User abdulrahman User Abdulrahman Masoud user amp abdulrahman fmt Println amp user xce fmt Println user FirstName Abdulrahman in the above example we declare a struct User it has FirstName and LastName and in main function and add a new var user to assign a pointer of struct Userand add a new user called abdulrahman to make a new user and tell user var is equal a reference of abdulrahman Example Pointer to a Struct We can simply pass a pointer to a struct in the function and then manipulate the struct using the function via the pointer Let s see how one would do that package mainimport fmt type User struct FirstName string LastName string func change user User user LastName Masoud func main user User Abdulrahman Salah fmt Println user Abdulrahman Salah change amp user fmt Println user Abdulrahman Masoud in above example we declare a new function change and pass a pointer of User as argument and then use it to change the LastNameWhat happens is that the pointer changes it at the original value This is extremely useful since we want to change the original rather than a copy of it End of blogSummaryVariables are placeholder of the information to store the value for any data type Pointer is a variable that references a memory location when you assign a variable it will be assigned to a memory addresswe need pointers to store the memory address of another variablewhen you try to change the value by memory address you actually replace the old value by the new value asterisk operator used to declare pointer variable amp and operator to return the address of a variable you are added a pointer on itpointer to a struct is just like any other pointer I hope you enjoy this kickoff to a new blog in Golang Looking forward to sharing these blogs with you 2022-05-01 13:25:03
海外TECH DEV Community Day 20-24: Drum Machine https://dev.to/kemystra/day-20-24-drum-machine-4d27 Day Drum Machine The projectAs the name suggest we re gonna make a site with drum pads that play sound when triggered The site was made with React and SASS I figured I ll take days to complete this but circumstances pushed this to days Life always get in the way so I should be more prepared about it What I learnedHow to dynamically render components in ReactWe can use array and its methods such as Array map render const soundArr blip clan clap cymbal kclick piano piano snaps whoop const keyArr Q W E A S D Z X C return lt div id drum machine gt lt p id drum title gt Drum Machine lt p gt lt Display gt soundArr map soundClip index gt lt DrumPad audioName soundClip key keyArr index cap keyArr index gt lt div gt onkeydown event on the documentTo detect key presses on the HTML document we can use the onkeydown event document onkeydown e gt let pressedSound document getElementById e key toUpperCase if pressedSound pressedSound play document getElementById display innerText pressedSound parentElement id Note that there used to be onkeypress event but it is now deprecated Add gradient overlay over background imageWe can use background image CSS property for this background image linear gradient deg rgba rgba url AfterwordsIt s nearing the end of Ramadan which means preparation for Eid is incoming It will be a very busy week Hope I can still continue doing this throughout Eid celebration Anyway happy Eid for Muslims around the world Follow me on Github Also on Twitter 2022-05-01 13:14:15
海外TECH DEV Community Do you monetize by writing blogs ? https://dev.to/dhanushnehru/do-you-monetize-by-writing-blogs--12ah Do you monetize by writing blogs Hey folks What is your point in writing blogs and have you earned any money on blog writing Any tips do you like to give for someone who wants to monetize or build his free time as a blogger Feel free to comment below 2022-05-01 13:00:42
Apple AppleInsider - Frontpage News Kuo: Apple Watch Series 8 will gain body temperature sensing if its algorithm works https://appleinsider.com/articles/22/05/01/kuo-apple-watch-series-8-will-gain-body-temperature-sensing-if-its-algorithm-works?utm_medium=rss Kuo Apple Watch Series will gain body temperature sensing if its algorithm worksApple s rumored body temperature sensing feature is expected for the Apple Watch Series but analyst Ming Chi Kuo believes software issues prevented it from arriving earlier in the Series and is the main factor for inclusion in the next model The Apple Watch has been the subject of many different rumors about its fitness tracking sensors and capabilities with body temperature sensing being one of the most prominent potential additions In doubling down on its inclusion in the Apple Watch Series TF Securities analyst Ming Chi Kuo offers that it could have been an Apple Watch Series feature if Apple managed to get its algorithms working In posts to Twitter on Sunday Kuo claims Apple canceled body temperature measurement for Apple Watch because the algorithm failed to qualify before entering EVT stage last year Kuo refers to Engineering Validation Testing a stage that trials hardware features before a design moves closer to production Read more 2022-05-01 13:49:20
ニュース BBC News - Home Kylie Minogue and Jason Donovan return to Neighbours https://www.bbc.co.uk/news/entertainment-arts-61292290?at_medium=RSS&at_campaign=KARANGA finale 2022-05-01 13:44:57
ニュース BBC News - Home Asda chairman Stuart Rose: Food prices will keep rising https://www.bbc.co.uk/news/business-61271562?at_medium=RSS&at_campaign=KARANGA hikes 2022-05-01 13:34:58
ニュース BBC News - Home Biden mocks Trump at White House press dinner https://www.bbc.co.uk/news/world-us-canada-61290695?at_medium=RSS&at_campaign=KARANGA trevor 2022-05-01 13:24:54
ニュース BBC News - Home Women's Super League: United regain third after 3-0 win over West Ham https://www.bbc.co.uk/sport/football/61205804?at_medium=RSS&at_campaign=KARANGA champions 2022-05-01 13:21:50
ニュース BBC News - Home WSL: Arsenal 2-0 Aston Villa - Vivianne Miedema strike doubles lead https://www.bbc.co.uk/sport/av/football/61291814?at_medium=RSS&at_campaign=KARANGA WSL Arsenal Aston Villa Vivianne Miedema strike doubles leadNetherlands striker Vivianne Miedema powers in a low strike for her second goal of the game to put Arsenal up at home to Aston Villa in the Women s Super League 2022-05-01 13:52:03
北海道 北海道新聞 神戸、引き分けてJ組1位 サッカーACL1次L https://www.hokkaido-np.co.jp/article/676359/ 神戸 2022-05-01 22:32:00
北海道 北海道新聞 交際女性にプロポーズ予定「これからという時に…」 鈴木智也さん通夜 知床・観光船事故 https://www.hokkaido-np.co.jp/article/676354/ 知床半島 2022-05-01 22:31:45
北海道 北海道新聞 船内に不明者発見できず 水中カメラ調査、潮流に阻まれ難航 知床・観光船事故 https://www.hokkaido-np.co.jp/article/676357/ 水中カメラ 2022-05-01 22:17:39
北海道 北海道新聞 メーデー、今年もオンラインで連帯呼び掛け 連合北海道と道労連 https://www.hokkaido-np.co.jp/article/676328/ 札幌市内 2022-05-01 22:09:36

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