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How to get the file extension in PHP? [duplicate]
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'Only variables should be passed by reference', the PHP Manual
– dader
Dec 20 '12 at 2:01
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Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...浮点数会慢（除非大于100,000,000,000,000），或是会有精度问题。你可以以如下的方式表示数字，0x开头的16进制和C是很像的。num = 1024
num = 3.0
num = 3.1416
num = 314.16e-2
num = 0.31416E1
num = 0xff
num = 0x56复制代码
字符串你可以用单引号，也...
Resize image in PHP
I'm wanting to write some PHP code which automatically resizes any image uploaded via a form to 147x147px, but I have no idea how to go about it (I'm a relative PHP novice).
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Using PHP with Socket.io
Is it possible to use Sockets.io on the client side and communicate with a PHP based application on the server? Does PHP even support such a 'long-lived connection' way of writing code?
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Creating the Singleton design pattern in PHP5
How would one create a Singleton class using PHP5 classes?
21 Answers
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Regex: match everything but specific pattern
...thing but a string starting with a specific pattern (specifically index.php and what follows, like index.php?id=2342343 )
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What is for Python what 'explode' is for PHP?
...ekar SP" . I want to split it with delimiter like we do using explode in PHP.
2 Answers
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Warning “Do not Access Superglobal $_POST Array Directly” on Netbeans 7.4 for PHP
I've got this message warning on Netbeans 7.4 for PHP while I'm using $_POST , $_GET , $_SERVER , ....
5 Answers
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Deep Learning（深度学习）学习笔记整理系列之（三） - 大数据 & AI - 清泛...
...算单元情况下对复杂函数的表示能力有限，针对复杂分类问题其泛化能力受到一定制约。深度学习可通过学习一种深层非线性网络结构，实现复杂函数逼近，表征输入数据分布式表示，并展现了强大的从少数样本集中学习数据集...
Best way to initialize (empty) array in PHP
...creation and instantiation. I wonder whether there are any equivalences in PHP?
8 Answers
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