June 2021
Intermediate to advanced
290 pages
9h 21m
Chinese
Content preview from Node与Express开发（第2版）
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1
第 1 章
Express
是什么
1.1
JavaScript
的革命
在进入本书的主题之前，非常有必要先提供一点儿历史和背景信息。这意味着我们要谈一
谈
JavaScript
和
Node
。
JavaScript
的时代已经到来了
。当初
JavaScript
作为客户端脚本语
言，并不受人待见，可到了现在，它不仅完全统治了客户端，而且早已被用作服务器端语
言，这一切多亏了
Node
。
全
JavaScript
技术栈的前景是显而易见的
：再也没有频繁的语境切换了！你再也不需要从
JavaScript
切换到
PHP
、
C#
、
Ruby
或
Python
（或任何其他服务器端语言）了
。而且，全
JavaScript
技术栈提升了前端工程师们的能力
，使他们可以转到服务器端编程。这并非说
服务器端编程只是语言的事，关于服务器端编程还是有很多东西要学的。但是选择使用
JavaScript
，至少语言不会是一个障碍了。
本书适合所有看到了
JavaScript
技术栈广阔前景的人
。或许你是个前端工程师，想继续拓
展到后端开发。或许你是个像我一样有经验的后端开发者，在目前诸多根深蒂固的服务器
端语言之外，把
JavaScript
看作另一个可行的选择。
如果你做软件工程师的年头和我一样长，就会发现很多语言、框架和
API
曾
风靡一时。有
些的确发展起来了，而有的最终销声匿迹。你或许自豪于自己快速学习新语言、新系统的
能力。每一种新语言你都觉得有些熟悉：某块知识，你在大学学习某种语言时就学过了；
另一块知识，你在几年前的工作中就学过了。这种感觉当然不错，但也会让人疲惫。有时 ...
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and much more.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.