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Why should I use Google's CDN for jQuery?
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This is because:
It increases the parallelism available. (Most browsers will only download 3 or 4 files at a time from any given site.)
It increases the chance that there will be a cache-hit. (As more sites follow this practice, more users already have the fil...
count (non-blank) lines-of-code in bash
... Just habit. I read pipelines from left to right, which means I usually start with cat, then action, action, action, etc. Clearly, the end result is the same.
– Michael Cramer
Sep 24 '08 at 14:06
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Regular expression \p{L} and \p{N}
...This syntax is specific for modern Unicode regex implementation, which not all interpreters recognize. You can safely replace \p{L} by {a-zA-Z} (ascii notation) or {\w} (perl/vim notation); and \p{N} by {0-9} (ascii) or {\d} (perl/vim). If you want to match all of them, just do: {a-zA-Z0-9}+ or {\w\...
Preventing form resubmission
... browser has for inspecting outgoing HTTP requests and check out the HTTP calls. You should see the first one (posting the form data) happening with the POST method, returning HTTP code 301 with Location header pointing to itself, and then immediately you should be seeing another HTTP query to the s...
Git is ignoring files that aren't in gitignore
...se --show-toplevel)"/.git/info/exclude
Alternatively use git add -f which allows adding otherwise ignored files.
See: man gitignore, man git-check-ignore for more details.
Syntax
git check-ignore [options] pathname…
git check-ignore [options] --stdin
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How can I strip HTML tags from a string in ASP.NET?
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If it is just stripping all HTML tags from a string, this works reliably with regex as well. Replace:
<[^>]*(>|$)
with the empty string, globally. Don't forget to normalize the string afterwards, replacing:
[\s\r\n]+
with a single spa...
What does (function($) {})(jQuery); mean?
I am just starting out with writing jQuery plugins. I wrote three small plugins but I have been simply copying the line into all my plugins without actually knowing what it means. Can someone tell me a little more about these? Perhaps an explanation will come in handy someday when writing a framewor...
How to check if a string array contains one string in JavaScript? [duplicate]
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There is an indexOf method that all arrays have (except Internet Explorer 8 and below) that will return the index of an element in the array, or -1 if it's not in the array:
if (yourArray.indexOf("someString") > -1) {
//In the array!
} else {
//...
千万别惹程序员 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...是对于一些精细的调优工作，明显不行。这和Ruby很像。
PHP没有MySQL，明显是被幽默了一把。不过最近对PHP的批评越来越多，不过，facebook的PHP的引擎HiPo已经很牛B了。
Perl是一本日本武士刀，是忍者玩的语言。
VB，就是一个玩...
phpcms v9 留言板的两种实现方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
phpcms v9 留言板的两种实现方法phpcms留言板插件，解压后直接复制到网站更目录。然后在后台里面找到模块管理进行安装，安装后。前台访问地址 index php?m=guestbook 留言 第一种方法：使用phpcms留言板插件。
解压后直接复制到网...