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select count(*) from table of mysql in php
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@eichertc the php interpreter has the variable always internal, as he needs to have the result in memory one way or the other. So your way just makes the code worser to read and maintain, IMHO.
– Tom
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How to validate an email address in PHP
...k out this list for tests (both failed and succeeded) of the regex used by PHP's filter_var() function.
Even the built-in PHP functions, email clients or servers don't get it right. Still in most cases filter_var is the best option.
If you want to know which regex pattern PHP (currently) uses to ...
How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
13
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Should everything really be a bundle in Symfony 2.x?
...ces to group related entities together, for example, src/Vendor/User/Group.php. In this case, the entity's name is Model:User\Group.
Keeping controllers out of bundles
First, you need to tell JMSDiExtraBundle to scan the src folder for services by adding this to config.yml:
jms_di_extra:
locatio...
泰迪熊为什么叫泰迪 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...是 San Jose 通过路边 Ask.com 巨大的广告牌抛给我的第一个问题。
广告牌上除了这个问题和巨大的 Ask.com 之外什么也没有。我以前也曾经想过类似的招数，如果我是男生，就把博客里无聊的问题印在T恤上，来钓到好奇心重的女生...
How to loop through an associative array and get the key? [duplicate]
...do:
foreach ($arr as $key => $value) {
echo $key;
}
As described in PHP docs.
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...层传输之上提供完全相同的行为。
这种方法存在两个问题：
一，在特定的传输之上建立类TCP的封装实际上使得传输成为多余的了。如果这种方法的行为类似于TCP，那么为什么一开始就不用TCP呢？（性能特性排除在这个规...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...层传输之上提供完全相同的行为。
这种方法存在两个问题：
一，在特定的传输之上建立类TCP的封装实际上使得传输成为多余的了。如果这种方法的行为类似于TCP，那么为什么一开始就不用TCP呢？（性能特性排除在这个规...
.rar, .zip files MIME Type
I'm developing a simple php upload script, and users can upload only ZIP and RAR files.
6 Answers
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configure: error: Unable to find gd.h anywhere under /usr/local/gd - ...
configure: error: Unable to find gd.h anywhere under /usr/local/gd安装php时出现configure: error: Unable to find gd.h anywhere under，错误解决在进行PHP开发环境源码安装时，在安装PHP-5.2.6是出...安装php时出现configure: error: Unable to find gd.h anywhere under，错误...