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Why are regular expressions so controversial? [closed]
...tive parser (developer dependent threshold). One of my favourite examples PHP's split($pattern,$string) vs explode($delimiter,$string) - thankfully the former is getting depreciated, but lots of code used the former when they only needed the power of the later. Aggreed, RegEx's provide an easy too...
What does enctype='multipart/form-data' mean?
...andling library
Most (such as Perl's CGI->param or the one exposed by PHP's $_POST superglobal) will take care of the differences for you. Don't bother trying to parse the raw input received by the server.
Sometimes you will find a library that can't handle both formats. Node.js's most popula...
Find the files that have been changed in last 24 hours
...-name option to find specific file types, for instance: find /var -name "*.php" -mtime -1 -ls
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Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...
...用适合中文排版的纯Html、CSS技术。
2、接口简单，适合PHP、JSP、ASP.net等所有的对接，省心省力。
3、费用低廉，节省投入。
4、不用关心客户端是否安装了Office软件，不用在客户端部署。
5、手机在线预览2页Word文档只有3K大小...
浅谈HTML5 & CSS3的新交互特性 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
2. 更好的表格体系
现在，你可以抛弃JavaScript或者是PHP，只通过HTML5来定义表格。你可以定义每个表格单元的输入格式，也可以定义这个单元是否是必填的等等。
3. 音频、视频API
HTML5不但允许你在网页中直接整合视频、...
MySQL Like multiple values
...GEXP 'sports|pub'
Found this solution here: http://forums.mysql.com/read.php?10,392332,392950#msg-392950
More about REGEXP here: http://www.tutorialspoint.com/mysql/mysql-regexps.htm
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How to change the Content of a with Javascript
...e = '';
http://www.hscripts.com/tutorials/javascript/dom/textarea-events.php
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What's the difference between equal?, eql?, ===, and ==?
...used in encryption algorithms, database indexing, file integrity checking, etc. Some programming languages, such as Ruby, provide a collection type called hash table. Hash tables are dictionary-like collections which store data in pairs, consisting of unique keys and their corresponding values. Unde...
How to do something before on submit? [closed]
...
Assuming you have a form like this:
<form id="myForm" action="foo.php" method="post">
<input type="text" value="" />
<input type="submit" value="submit form" />
</form>
You can attach a onsubmit-event with jQuery like this:
$('#myForm').submit(function() {
a...
Convert a series of parent-child relationships into a hierarchical tree?
...ay data has been encapsulated into TreeNode.
The full code example:
<?php
namespace My;
$tree = array('H' => 'G', 'F' => 'G', 'G' => 'D', 'E' => 'D', 'A' => 'E', 'B' => 'C', 'C' => 'E', 'D' => null);
// add children to parents
$flat = array(); # temporary array
foreach...