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二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...用网上找个Reed Soloman的纠错算法的库，或是看看别人的源代码是怎么实现这个繁锁的编码。
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文章转自： 酷 壳 – CoolShell.cn
二维码 细节 原理
What is the difference between Scrum and Agile Development? [closed]
...tion) being handled in the iterations itself. So, Iteration here is not a "mini project by itself".
In Agile, we take this IDD a bit further, adding more realities like Team Collaboration, Evolutionary Requirements and Design etc. And SCRUM is the tool to enable it by considering the human factors ...
Angular.js: How does $eval work and why is it different from vanilla eval?
... and JavaScript.
Q: What exactly is $eval doing? Why does it need its own mini parsing language?
From the docs:
Expressions are JavaScript-like code snippets that are usually placed in bindings such as {{ expression }}. Expressions are processed by $parse service.
It's a JavaScript-like mini...
How to replace a character with a newline in Emacs?
...
There are four ways I've found to put a newline into the minibuffer.
C-o
C-q C-j
C-q 12 (12 is the octal value of newline)
C-x o to the main window, kill a newline with C-k, then C-x o back to the minibuffer, yank it with C-y
...
PHP编译安装时常见错误解决办法，php编译常见错误 - 更多技术 - 清泛网 - ...
...xslt-config not found. Please reinstall the libxslt >= 1.1.0 distribution
代码如下:
yum -y install libxslt-devel
configure: error: Could not find net-snmp-config binary. Please check your net-snmp installation.
代码如下:
yum -y install net-snmp-devel
configure: error: Please reinst...
社交应用组件 · App Inventor 2 中文网
...消息 弹出其他App的界面：分享文件的方式弹出的App几乎非常全面了，包括打印机App（打印分享的文件）。分享文件及消息弹出的和分享文件是一致的。
属性
无
事件
无
方法
分享文件(文件)
通过显示可用的应用程序...
Favicons - Best practices
...pple-touch-icon-114x114.png">
<!-- apple-touch-icon-72x72.png - iPad mini and the first- and second-generation iPad (1× display) on iOS = 6 -->
<link rel="apple-touch-icon" sizes="72x72" href="/content/images/apple-touch-icon-72x72.png">
<!-- apple-touch-icon-144x144.png - iPad (w...
Difference between core and processor
... chip, a single processor. So now we understood what are cores ie they are mini processors which combine to become a processor. And each core can handle a single process at a time or multi threads as designed for the OS. And they folloq the same steps as I mentioned above about the single processor....
How to add a browser tab icon (favicon) for a website?
...pple-touch-icon-114x114.png">
<!-- apple-touch-icon-72x72.png - iPad mini and the first- and second-generation iPad (1× display) on iOS = 6 -->
<link rel="apple-touch-icon" sizes="72x72" href="/content/images/apple-touch-icon-72x72.png">
<!-- apple-touch-icon-144x144.png - iPad (w...
What is the best way to detect a mobile device?
... detect it:
if( /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ) {
// some code..
}
Or you can combine them both to make it more accessible through jQuery...
$.browser.device = (/android|webos|iphone|ipad|ipod|blackberry|iemobile|opera mini/i.test(nav...