Dedicated to JavaScript and its awesome community since 2015
海外のスタートアップのコーディング面接を受ける機会があったので、やっておけばよかったなーと思うことを忘れないようにメモっておく。 なお、まだ受かったかどうかの連絡は来ていないので、参考程度にして頂ければと思う。合否は追記したい。 (一応、 Qiita の方針に従うために、 React の説明入れた) 前提 ベルリンのスタートアップ React のちょっとした問題を出された この会社では1次面接は自己紹介で、2次面接がコーディング面接だった appear.in + Codepen で面接した 所要時間 1時間20分 (多分もっと早く終るはずだったのだろう) 教訓 事前準備 まず最初に、自分のレベルを知る 受験で、模試や過去問を解くのに近い アルゴリズム系は、 https://leetcode.com で練習できる 本番っぽい面接は、 http://pramp.com/ で実練習できるので、時
Summary In this post, I present 11 React projects that I recently created with the objective of helping those new to React to get up and running. This is not a tutorial. Instead, this is a project reference by which to learn by example. The projects can be found as listed: Starter Clicker - live demo here Basic Clock - live demo here Basic Timer - live demo here Advanced Timer - live demo here Mov
MobX is designed to enable building web applications with a complex data model in an intuitive and very performant manner. Using React and MobX is currently the simplest way to build component based web applications. "Half the code, twice the fun" is how people describe MobX, or "So simple, I cannot believe it just works". A Community Resource means that it’s free to access for all. The instructor
Learn to think in ReactYou don't know React.But not for lack of trying! Tutorials, books, courses, podcasts, blog posts… you've done 'em all, or you've tried to. You've followed along, and sure, it made at least some kind of sense while you were assiduously reproducing each step, but just when you reach the end, everything you supposedly learned just… slips… from your mind into a vast, grey nothin
ReactReact 16 Release: What’s New?ReactJS 16 brings major changes to the popular JavaScript library for building user interfaces. Learn what's new in ReactJS! TL;DR: ReactJS is a UI library that has gained massive adoption by developers and organizations around the world because of its efficient and reactive model. In this article, we'll highlight notable additions to ReactJS 16 and dabble into th
Introduction After drawing a bit of inspiration from The Shapes of CSS I decided to see if I could remake some of these shapes with a subset of css. If you haven't been on css-tricks check them out, Chris Coyier is fantastic! Of course we have access to react-art here so drawing shapes is pretty simple but my goal is to see if I can just use normal Views and all of the styles I have at my exposure
React Native+Expoではじめるスマホアプリ開発 ~JavaScriptによるアプリ構築の実際~ 作者: 松澤太郎出版社/メーカー: マイナビ出版発売日: 2018/08/29メディア: 単行本(ソフトカバー)この商品を含むブログを見る ここ2週間ちょっとReact NativeでiOSアプリ書いてました。 サーバサイドをメインでやってきた自分にとって面白い技術で、今後も趣味で使ってみたいなと思えているのでTipsや所感を残しておきます。 目次 選定理由 Tips エラーハンドリング・状態管理 入力欄をキーボードの出現に合わせて動かすアニメーション 今回使ったライブラリ react-native-focus-scroll react-navigation react-native-vector-icons react-native-camera react-native-vid
render React components to Sketch; tailor-made for design systems Quick-start 🏃 First, make sure you have installed Sketch version 50+, & a recent npm. Open a new Sketch file, then in a terminal: git clone https://github.com/airbnb/react-sketchapp.git cd react-sketchapp/examples/basic-setup && npm install npm run render Next, check out some more examples! Why?! Managing the assets of design syst
Building on React ReactXP builds on the popular React JS and React Native frameworks. XP means X-Platform Share most of your code between the web, iOS, Android, and Windows. Apps Users Will Love Create great-looking, responsive web pages and mobile apps that feel native. The authors of React use the phrase “learn once, write anywhere”. With React and React Native, your web app can share most its l
React Native has come a long way since it was open-sourced in 2015. Fewer than two years later, it’s being used not only in Facebook and Facebook Ads Manager, but also in many other companies, from Fortune 500 companies to hot new startups. Developer velocity is a defining value of Instagram’s mobile engineering. In early 2016, we started exploring using React Native to allow product teams to ship
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