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How can I remove duplicate rows?
...erver LEFT JOIN is less efficient than NOT EXISTS sqlinthewild.co.za/index.php/2010/03/23/… The same site also compares NOT IN vs NOT EXISTS. sqlinthewild.co.za/index.php/2010/02/18/not-exists-vs-not-in Out of the 3 I think NOT EXISTS performs best. All three will generate a plan with a self join ...
JavaScript implementation of Gzip [closed]
...ad>
<body>
<script>
document.write(JXG.decompress('<?php
echo base64_encode(gzencode("Try not. Do, or do not. There is no try."));
?>'));
</script>
</html>
I understand it is not what you wanted but I still reply here because I suspect it will hel...
Getting DOM elements by classname
I'm using PHP DOM and I'm trying to get an element within a DOM node that have a given class name. What's the best way to get that sub-element?
...
Relative URLs in WordPress
...
<?php wp_make_link_relative( $link ) ?>
Convert full URL paths to relative paths.
Removes the http or https protocols and the domain. Keeps the path '/' at the beginning, so it isn't a true relative link, but f...
Eclipse: How do you change the highlight color of the currently selected method/expression?
...d "Wrte" occurrences. Here's a screenshot of how it looks when editing for PHP: i.imgur.com/3H1GfYO.png
– Coreus
May 7 '16 at 14:29
1
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从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术
...玩游戏一样沉浸其中。在游戏中需要解决一些交流、协作问题 ,这在学习系统中也会同样关注 ,因此很多学者也开始研究非正式学习领域内如何将游戏与学习系统结合 (Galar neau, 2005)。另外一些研究者关注如何在大型多人虚拟环境...
Why doesn't this code simply print letters A to Z?
...
From the docs:
PHP follows Perl's convention when dealing with arithmetic operations on character variables and not C's.
For example, in Perl 'Z'+1 turns into 'AA', while in C 'Z'+1 turns into '[' ( ord('Z') == 90, ord('[') == 91 ).
Note th...
成功熬了四年还没死？一个IT屌丝创业者的深刻反思 - 资讯 - 清泛网 - 专注C...
...，已经达到了十七八万。
屌丝们不得不面对一个终极问题：如何盈利?
屌丝们定了三盘沙县水饺，围着一箱子的冰啤酒开始计算：按照最近一月的登陆情况来看，四百万个账号已经不活跃了。真正有商业价值的只有一百万...
How to saveHTML of DOMDocument without HTML wrapper?
...
All of these answers are now wrong, because as of PHP 5.4 and Libxml 2.6 loadHTML now has a $option parameter which instructs Libxml about how it should parse the content.
Therefore, if we load the HTML with these options
$html->loadHTML($content, LIBXML_HTML_NOIMPLIED...
Submit form using a button outside the tag
...attribute. Basically
<form id="myform" method="get" action="something.php">
<input type="text" name="name" />
</form>
<input type="submit" form="myform" />
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