投稿時間:2022-01-30 18:24:08 RSSフィード2022-01-30 18:00 分まとめ(28件)

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TECH	Engadget Japanese	40mmの「GR IIIx」は近寄って質感を愛するコンデジでした	https://japanese.engadget.com/grii-ix-080036397.html	griiix	2022-01-30 08:00:36
IT	ITmedia 総合記事一覧	[ITmedia News] CES 2022オンライン向けプレスカンファレンス映像を「格付け」する	https://www.itmedia.co.jp/news/articles/2201/30/news048.html	itmedianewsces	2022-01-30 17:32:00
python	Pythonタグが付けられた新着投稿 - Qiita	【Python：memo】os.symlinkを実行し OSError: [WinError 1314]が出た時の対処法	https://qiita.com/msch110/items/dccdf6eff1d6b3be4e47	OSWindows開発環境PyCharmPythonverPycharmにて下記のようにossymlinkを実行したところ、下記のようなエラーメッセージが出てきました。	2022-01-30 17:26:25
AWS	AWSタグが付けられた新着投稿 - Qiita	M1 MacでビルドしたイメージをFARGATEで使おうとした時の'exec user process caused: exec format error' の対処法	https://qiita.com/ms2geki/items/1cfb0db3f4c1aab96e75	MMacでビルドしたイメージをFARGATEで使おうとした時のxexecuserprocesscausedexecformaterrorxの対処法execuserprocesscausedexecformaterrorMMacでビルドしてECRにプッシュしたnodejsのイメージをタスク定義に使用してFARGATEでコンテナを立ち上げようとしたところ、このエラーに遭遇。	2022-01-30 17:56:57
Docker	dockerタグが付けられた新着投稿 - Qiita	M1 MacでビルドしたイメージをFARGATEで使おうとした時の'exec user process caused: exec format error' の対処法	https://qiita.com/ms2geki/items/1cfb0db3f4c1aab96e75	MMacでビルドしたイメージをFARGATEで使おうとした時のxexecuserprocesscausedexecformaterrorxの対処法execuserprocesscausedexecformaterrorMMacでビルドしてECRにプッシュしたnodejsのイメージをタスク定義に使用してFARGATEでコンテナを立ち上げようとしたところ、このエラーに遭遇。	2022-01-30 17:56:57
Docker	dockerタグが付けられた新着投稿 - Qiita	WEBブラウザのキャッシュはネットワークが切れても使えるのかを検証しました。	https://qiita.com/caesar2015/items/1b0064ac1461082e2bbe	概要今まで、やらなかったのですが、ある仕事でネットワークが切れても動くシステムWebアプリを作ることになり、クライアントにWEBサーバを入れて、起動させるということを考えたのですが、クライアントの開発は別会社が担当するので、それならブラウザキャッシュに入れて、それを使ったら上手くいくのかという実験をしました。	2022-01-30 17:51:36
Docker	dockerタグが付けられた新着投稿 - Qiita	tokyo.ex #15 ハンズオン回 レポート（2022/01/30）	https://qiita.com/torifukukaiou/items/66712937788863cc9f18	アンケートにご協力くださいとのことです参加された方はぜひ回答しましょうohrさんの励みになるとのことですもしご要望などをお持ちの方はお伝えいただけると、ohrさんのコンテンツがさらに充実することになるだろうとおもいますすみません何目線で言っているのかはアレです次回は、月吉日後半に開催予定とのことです次回は以下にて案内があるとのことですSlackのtokyoexチャンネルTwitterのtokyoexタグ本会終了大団円のうちに終わりましたみんなでラインダンスを踊って締めました。	2022-01-30 17:18:45
golang	Goタグが付けられた新着投稿 - Qiita	gorilla/csrfのオリジン間APIの実装とCORSエラー	https://qiita.com/obr-note/items/898f862a6ebe27c45de4	gorillacsrfのオリジン間APIの実装とCORSエラーバックエンドをGoでフロントエンドをReactでアプリを作成しており、CSRF攻撃の対策のためgorillacsrfを導入しようとしたのですが、CORS関係でエラーが頻発しました。	2022-01-30 17:39:06
Ruby	Railsタグが付けられた新着投稿 - Qiita	30代前半の地方公務員がプログラミングなどを学んでみた【はじめに】	https://qiita.com/kosukein38/items/d3e57bdc345441f73241	【略歴】大学大学院工学部の化学・生物系の修士課程修了社目産業ガスメーカー年弱社目技術系公務員現在年目大学・大学院時代は「バイオセンシング」という分野の研究室に所属していて、電気化学や分析化学、MEMS技術みたいなナノテクノロジーを活用して、細胞みたいなウェットな物を「測る」ことをメインに研究していました。	2022-01-30 17:12:37
技術ブログ	Developers.IO	[초심자] Application Load Balancer 생성 시 자주 하는 실수들	https://dev.classmethod.jp/articles/mistakes-that-you-make-often-when-you-create-alb/	초심자 Application Load Balancer 생성시자주하는실수들안녕하세요클래스메소드김재욱 Kim Jaewook 입니다 이번에는Application Load Balancer를생성할때자주하는실수에대해서정리해봤습니다 ALB는Private S	2022-01-30 08:35:07
海外TECH	DEV Community	Deep dive into React codebase [EP4: How ReactDOM.render works]	https://dev.to/fromaline/deep-dive-into-react-codebase-ep4-how-reactdomrender-works-32n6	Deep dive into React codebase EP How ReactDOM render works In today s episode we take a bite sized approach to learning how ReactDOM render works and what it does Quick recallIn the previous episode we figured out how React createElement works In short There are two functions createElement for production usecreateElementWithValidation for dev purposescreateElementWithValidation uses createElement internally but adds validation and meaningful warnings createElement returns a JS object with a bunch of properties This object is a virtual DOM node For us the most important properties are type defines type of the elementprops contains all props passed to the elementchildren contains all children of the element How ReactDOM render works Recalling the assumptionIn the previous episode we formed an assumption regarding how react dom works as a whole Here it is react dom creates a real DOM structure based on the virtual DOM and mounts the result in the provided container Continue with testing the assumptionOur entry point is the render function it takes three arguments element React element to be renderedcontainer DOM element to render incallback function to be executed after render happensInside render function ReactDOM does couple of checks isValidContainerisValidContainer checks whether the container is a suitable node This check is based on a couple of comparisons like this one container nodeType nodeType is an integer that indicates what the node is for Element node for Text node and so on To pass this check a container should be either Element the most general class of all element objects Document the main object of the rendered DOMDocumentFragment lightweight version of Document separated from the rest of the DOMAnd on a one special comparison node nodeType amp amp node nodeValue react mount point unstable This check detects whether the provided container is a comment with react mount point unstable text lt react mount point unstable gt It s undocumented and unstable feature that allows to render React components without extra wrapper like lt div id root gt lt div gt isModernRootisModernRoot validates whether the container wasn t previously passed to createRoot function This check detects absence of reactRootContainer property This property indicates that element was passed to the render function presence of reactContainer qkeqywqqse property This property indicates that element was passed to the createRoot function qkeqywqqse is a unique hash generated on every new ReactDOM instancecreateRoot is a new API introduced in React It fixes the issue of passing the container every time we want to explicitly render Old APIconst container document querySelector root Initial render Container is explicitly accessed ReactDOM render lt App text Hello gt container Subsequent renders Container is explicitly accessed ReactDOM render lt App text Hello world gt container New API First we create a rootconst root ReactDOM createRoot document querySelector root Initial render Container is implicitly accessed root render lt App name Hello gt Subsequent renders Container is implicitly accessed root render lt App name Hello world gt legacyRenderSubtreeIntoContainerAfter these two checks render passes element container and callback to the legacyRenderSubtreeIntoContainer function and returns the result We ll examine what this function does and how it works in the next episode Wrap up Today we learnedToday we learned that ReactDOM render function is basically a wrapper for legacyRenderSubtreeIntoContainer But at the same time it checks a couple of crucial things Is passed container a suitable element Was the container previously passed to ReactDOM createRoot function Follow me on Twitter for daily bite sized content like this Let s become better engineers together	2022-01-30 08:01:42
海外TECH	DEV Community	ReactJS - Disable console.log() in production and staging	https://dev.to/rajeshroyal/reactjs-disable-consolelog-in-production-and-staging-3l38	ReactJS Disable console log in production and stagingHusky hooks are a really good way to prevent someone from pushing accidental console logs to a production ready build or staging environment but still if you decided to remove the usages of console logs from your build add this global function to your JS codebase remove consoles jsexport const GlobalDebug function var savedConsole console param debugOn boolean param suppressAll boolean return function debugOn suppressAll var suppress suppressAll false if debugOn false supress the default console functionality console console log function supress all type of consoles if suppress console info function console warn function console error function else console info savedConsole info console warn savedConsole warn console error savedConsole error else console savedConsole Use this function at the root of your project or in any file you want to App jsimport React Suspense useEffect from react import GlobalDebug from utils remove console function App REMOVE CONSOLES remove the working of console logs remove any accidental use of console logs useEffect gt process env NODE ENV production process env REACT APP ENV STAGING amp amp GlobalDebug false console log I am just another dummy console log suppose to be suppressed return lt Suspense fallback lt h gt Loading lt h gt gt lt YourComponentsHere gt lt Suspense gt export default App Will update this blog with how to set multiple enviornments in ReactJS development staging production through env files Hope you enjoyed reading make that heart read color in top left corner if you liked this post	2022-01-30 08:01:10
海外ニュース	Japan Times latest articles	North Korea ups ante with longest-range missile test since 2017	https://www.japantimes.co.jp/news/2022/01/30/asia-pacific/north-korea-missile-launch-seventh/	North Korea ups ante with longest range missile test since Sunday s launch which experts said was likely an intermediate range weapon could effectively bring an end to leader Kim Jong Un s self imposed moratorium of longer range missile	2022-01-30 17:33:47
海外ニュース	Japan Times latest articles	Tokyo reports 15,895 new cases as capital nears key emergency threshold	https://www.japantimes.co.jp/news/2022/01/30/national/tokyo-reports-15895-new-cases-capital-nears-key-emergency-threshold/	Tokyo reports new cases as capital nears key emergency thresholdThe occupancy rate for hospital beds for coronavirus patients in Tokyo rose Sunday to nearing the threshold for the metropolitan government to request	2022-01-30 17:16:26
海外ニュース	Japan Times latest articles	China pursues gold in global image by hosting Olympics	https://www.japantimes.co.jp/news/2022/01/30/asia-pacific/china-olympics-international-image/	China pursues gold in global image by hosting OlympicsChina warns almost daily against politicizing the Beijing Olympics but for its rulers hosting the Games has always been about far more than sport and	2022-01-30 17:06:13
海外ニュース	Japan Times latest articles	U.S.-born skier Eileen Gu captivates China ahead of Beijing Olympics	https://www.japantimes.co.jp/sports/2022/01/30/olympics/winter-olympics/olympics-freestyle-skiing/gu-china-olympics/	U S born skier Eileen Gu captivates China ahead of Beijing OlympicsChinese media has quickly latched on to its newfound star who is fluent in Mandarin with a distinct Beijing accent eagerly covering her public appearances	2022-01-30 17:20:09
海外ニュース	Japan Times latest articles	Jamaican bobsled team committed to overcoming challenges in Beijing	https://www.japantimes.co.jp/sports/2022/01/30/olympics/winter-olympics/olympics-bobsled/jamaica-bobsled-beijing/	Jamaican bobsled team committed to overcoming challenges in BeijingJamaica s bobsled team is determined to overcome financial issues and challenges from the COVID pandemic as its four man lineup returns to the Winter Games for	2022-01-30 17:14:25
海外ニュース	Japan Times latest articles	Mima Ito tops Hina Hayata to claim national title	https://www.japantimes.co.jp/sports/2022/01/30/more-sports/ito-wins-title/	Mima Ito tops Hina Hayata to claim national titleOlympic mixed doubles champion Mima Ito won her third singles title and first in three years at the national table tennis championships in Tokyo on	2022-01-30 17:11:56
海外ニュース	Japan Times latest articles	China reports 34 new COVID-19 cases among personnel connected to Olympics	https://www.japantimes.co.jp/sports/2022/01/30/olympics/winter-olympics/beijing-olympics-new-infections/	capital	2022-01-30 17:01:37
海外ニュース	Japan Times latest articles	Ash Barty celebrates with fellow Australians after Australian Open triumph	https://www.japantimes.co.jp/sports/2022/01/30/tennis/barty-celebrates-australians/	Ash Barty celebrates with fellow Australians after Australian Open triumph As Australians we re extremely lucky to have the tennis history and the rich history that we do particularly here at the Australian Open Barty said	2022-01-30 17:01:02
ニュース	BBC News - Home	North Korea missile tests: Biggest launch since 2017	https://www.bbc.co.uk/news/world-asia-pacific-60186538?at_medium=RSS&at_campaign=KARANGA	launch	2022-01-30 08:09:28
ニュース	BBC News - Home	Women's Ashes: England and Australia draw Test in incredible finale	https://www.bbc.co.uk/sport/cricket/60186075?at_medium=RSS&at_campaign=KARANGA	cricket	2022-01-30 08:52:22
ニュース	BBC News - Home	Krejcikova & Siniakova win Australian Open women's doubles for fourth major title	https://www.bbc.co.uk/sport/tennis/60187830?at_medium=RSS&at_campaign=KARANGA	Krejcikova amp Siniakova win Australian Open women x s doubles for fourth major titleBarbora Krejcikova and Katerina Siniakova win the Australian Open women s doubles title beating Anna Danilina and Beatriz Haddad Maia	2022-01-30 08:34:43
北海道	北海道新聞	出版４社、米ＩＴ企業を提訴へ　漫画の海賊版データを配信	https://www.hokkaido-np.co.jp/article/639496/	無断	2022-01-30 17:08:04
北海道	北海道新聞	後志管内の新規感染８１人　過去２番目　新型コロナ	https://www.hokkaido-np.co.jp/article/639510/	新型コロナウイルス	2022-01-30 17:04:00
北海道	北海道新聞	韓国大統領が北ミサイル発射批判　「国際社会への挑戦」	https://www.hokkaido-np.co.jp/article/639489/	国際社会	2022-01-30 17:06:04
北海道	北海道新聞	４９歳葛西がＶ　スキージャンプ雪印メグミルク杯	https://www.hokkaido-np.co.jp/article/639509/	雪印メグミルク	2022-01-30 17:03:00
北海道	北海道新聞	弔問の医師らに３発発砲　死亡の母に心肺蘇生を要望	https://www.hokkaido-np.co.jp/article/639488/	埼玉県ふじみ野市	2022-01-30 17:04:10