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<!doctype html>
<html class="no-js" lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>
My Frontend Note
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<div class="article">
<a class="clearlink" href="14835419695141.html">
<h1>Level 4: Module in JavaScript（JavaScript Best Practice @ Code School）</h1>
<div class="a-content">
<div class="a-content-text">
<blockquote>
<p>本文為 <strong><a href="https://www.codeschool.com/courses/javascript-best-practices">JavaScript Best Practices</a></strong>（CodeSchool）線上課程筆記</p>
</blockquote>
<p><strong>本文目錄：</strong></p>
<ul>
<li>
<a href="#toc_0">Simulate name space by JavaScript objects</a>
</li>
<li>
<a href="#toc_1">Anynomous closures</a>
</li>
<li>
<a href="#toc_2">Global import</a>
</li>
<li>
<a href="#toc_3">Augmentation</a>
</li>
</ul>
</div>
</div>
</a>
<div class="read-more clearfix">
<div class="more-left left">
<a href="14835419695141.html">Read more</a>
<span class="date">2017/1/4</span>
<span>posted in </span>
<span class="posted-in"><a href='Best%20Practices.html'>Best Practices</a></span>
</div>
<div class="more-right right">
<span class="comments">
</span>
</div>
</div>
</div><!-- article -->
<div class="article">
<a class="clearlink" href="Caution-in-Javascript.html">
<h1>Level 3: Caution! JavaScript 裡要小心的部分（JavaScript Best Practice @ Code School）</h1>
<div class="a-content">
<div class="a-content-text">
<blockquote>
<p>本文為 <strong><a href="https://www.codeschool.com/courses/javascript-best-practices">JavaScript Best Practices</a></strong>（CodeSchool）線上課程筆記</p>
</blockquote>
<p><strong>本文目錄：</strong></p>
<ul>
<li>
<a href="#toc_0">Comparasions</a>
</li>
<li>
<a href="#toc_1">Handling exceptions (run-time errors)</a>
</li>
<li>
<a href="#toc_2">Avoid sucky things in JavaScript</a>
<ul>
<li>
<a href="#toc_3">Use variable instead of <code>with</code></a>
</li>
<li>
<a href="#toc_4">Use other things instead of <code>eval</code></a>
</li>
<li>
<a href="#toc_5">Bracket your code</a>
</li>
</ul>
</li>
<li>
<a href="#toc_6">Number</a>
<ul>
<li>
<a href="#toc_7">Floating point arithmetic</a>
<ul>
<li>
<a href="#toc_8">Solution: <code>toFix()</code> & <code>parseFloat()</code></a>
</li>
</ul>
</li>
<li>
<a href="#toc_9">Testing for number presence before operations</a>
<ul>
<li>
<a href="#toc_10">Use <code>NaN</code> (not a number) for testing? Something weird.</a>
</li>
</ul>
</li>
</ul>
</li>
<li>
<a href="#toc_11">If we want to check if a given value is a number, we need a double check:</a>
</li>
</ul>
</div>
</div>
</a>
<div class="read-more clearfix">
<div class="more-left left">
<a href="Caution-in-Javascript.html">Read more</a>
<span class="date">2017/1/2</span>
<span>posted in </span>
<span class="posted-in"><a href='Best%20Practices.html'>Best Practices</a></span>
</div>
<div class="more-right right">
<span class="comments">
</span>
</div>
</div>
</div><!-- article -->
<div class="article">
<a class="clearlink" href="Improve-Performance-in-JavaScript.html">
<h1>Level 2: 寫出效率較好的 JavaScript（JavaScript Best Practice @ Code School）</h1>
<div class="a-content">
<div class="a-content-text">
<blockquote>
<p>本文為 <strong><a href="https://www.codeschool.com/courses/javascript-best-practices">JavaScript Best Practices</a></strong>（CodeSchool）線上課程筆記</p>
</blockquote>
<p><strong>本文目錄：</strong></p>
<ul>
<li>
<a href="#toc_0">Loop optimization</a>
<ul>
<li>
<a href="#toc_1">Cache the property to avoid repetitive access at depth:</a>
</li>
<li>
<a href="#toc_2">Stick with <code>for-loops</code> instead of <code>for-in loops</code> when your goal is only to reach every index.</a>
</li>
</ul>
</li>
<li>
<a href="#toc_3">Script execution in HTML</a>
</li>
<li>
<a href="#toc_4">Use a <code>prototype</code> for shared stuff for object constructor</a>
</li>
<li>
<a href="#toc_5">Use document <code>fragment</code> to insert additions all at once</a>
<ul>
<li>
<a href="#toc_6">Declare variables as few times as possible</a>
</li>
<li>
<a href="#toc_7">Use <code>join()</code> method instead of for-loop to merge an array into one jumbo string</a>
</li>
</ul>
</li>
<li>
<a href="#toc_8">Test the speed of your code</a>
<ul>
<li>
<a href="#toc_9">console.test()</a>
</li>
<li>
<a href="#toc_10">class test</a>
</li>
</ul>
</li>
</ul>
</div>
</div>
</a>
<div class="read-more clearfix">
<div class="more-left left">
<a href="Improve-Performance-in-JavaScript.html">Read more</a>
<span class="date">2017/1/2</span>
<span>posted in </span>
<span class="posted-in"><a href='Best%20Practices.html'>Best Practices</a></span>
</div>
<div class="more-right right">
<span class="comments">
</span>
</div>
</div>
</div><!-- article -->
<div class="article">
<a class="clearlink" href="14827416854836.html">
<h1>[實習筆記] React & Redux 中前端怎麼跟 server 要資料？</h1>
<div class="a-content">
<div class="a-content-text">
<p>這次做《報導者》網站的作者列表、作者資料頁、和作者搜尋的前端部分，練習到怎麼樣在 React + Redux 的架構中安排前端和後端的資料傳遞。寫個筆記記錄一下：</p>
<p><strong>本文目錄：</strong></p>
<ul>
<li>
<a href="#toc_0">一、Client 到 Database 之間的路徑</a>
</li>
<li>
<a href="#toc_1">二、怎麼在 React & Redux 載入外部資料</a>
<ul>
<li>
<a href="#toc_2">1. Promise object in ES2015 (ES6)</a>
</li>
<li>
<a href="#toc_3">2. 在 Redux 架構中處理引進外部資料的非同步請求：</a>
<ul>
<li>
<a href="#toc_4">What Is an Action Creator? What Do We Expect It to Do?</a>
</li>
<li>
<a href="#toc_5">What is a Container?</a>
</li>
</ul>
</li>
</ul>
</li>
</ul>
<p><strong>程式原始碼放在 GitHub 上：</strong></p>
<ul>
<li>[Update] Add components of authors list, author page, and sponsor #453
<a href="https://github.com/twreporter/twreporter-react/pull/453">https://github.com/twreporter/twreporter-react/pull/453</a></li>
</ul>
</div>
</div>
</a>
<div class="read-more clearfix">
<div class="more-left left">
<a href="14827416854836.html">Read more</a>
<span class="date">2016/12/26</span>
<span>posted in </span>
<span class="posted-in"><a href='%E5%AF%A6%E7%BF%92%E7%AD%86%E8%A8%98.html'>實習筆記</a></span>
</div>
<div class="more-right right">
<span class="comments">
</span>
</div>
</div>
</div><!-- article -->
<div class="article">
<a class="clearlink" href="JavaScript-Syntax-about-Condition.html">
<h1>Level 1: JavaScript 的好用條件語法（JavaScript Best Practice @ Code School）</h1>
<div class="a-content">
<div class="a-content-text">
<blockquote>
<p>本文為 <strong><a href="https://www.codeschool.com/courses/javascript-best-practices">JavaScript Best Practices</a></strong>（CodeSchool）線上課程筆記</p>
</blockquote>
<p><strong>本文目錄：</strong></p>
<ul>
<li>
<a href="#toc_0">one line condition</a>
<ul>
<li>
<a href="#toc_1">Ternary Conditionals</a>
</li>
<li>
<a href="#toc_2">OR operator <code>||</code></a>
</li>
<li>
<a href="#toc_3">AND operator <code>&&</code></a>
</li>
</ul>
</li>
<li>
<a href="#toc_4">The <code>switch</code> block</a>
</li>
</ul>
</div>
</div>
</a>
<div class="read-more clearfix">
<div class="more-left left">
<a href="JavaScript-Syntax-about-Condition.html">Read more</a>
<span class="date">2016/12/16</span>
<span>posted in </span>
<span class="posted-in"><a href='Best%20Practices.html'>Best Practices</a></span>
</div>
<div class="more-right right">
<span class="comments">
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