大约有 20,000 项符合查询结果（耗时：0.0212秒） [XML]
upstream sent too big header while reading response header from upstream
...ove the message, is it streaming with logged lines preceding the message? PHP message: PHP Notice: Undefined index:
Example snippet from a loop my log file:
2015/11/23 10:30:02 [error] 32451#0: *580927 FastCGI sent in stderr: "PHP message: PHP Notice: Undefined index: Firstname in /srv/www/class...
cleanest way to skip a foreach if array is empty [duplicate]
...oid nesting my code with an unnecessary if statement. If $items is empty php throws an error.
11 Answers
...
CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...务提供商这一角色。但是，IDC并不能解决内容的有效发布问题。内容位于网络的中心并不能解决骨干带宽的占用和建立IP网络上的流量秩序。因此将内容推到网络的边缘，为用户提供就近性的边缘服务，从而保证服务的质量和整...
PHP: Storing 'objects' inside the $_SESSION
... is made, the class declaration/definition has already been encountered by PHP or can be found by an already-installed autoloader. otherwise it would not be able to deserialize the object from the session store.
share
...
Regular expression to match a word or its prefix
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
Laravel migration: unique key is too long, even if specified
...tions guide to fix this all you have to do is edit your AppServiceProvider.php file and inside the boot method set a default string length:
use Illuminate\Database\Schema\Builder;
public function boot()
{
Builder::defaultStringLength(191);
}
...
Unexpected results when working with very big integers on interpreted languages
...et the sum of 1 + 2 + ... + 1000000000 , but I'm getting funny results in PHP and Node.js .
36 Answers
...
MFC OnEraseBkgnd浅析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...EraseBkgnd浅析在使用VC进行绘图时，最郁闷的就是屏幕闪烁问题。有时只能使用双缓冲去解决，当然更多的时候是去忍受。有没有什么这种的方法？有，那就是重 在使用VC进行绘图时，最郁闷的就是屏幕闪烁问题。有时只能使用...
POST data to a URL in PHP
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
大数据：用数据指导APP运营 - 资讯 - 清泛网 - 专注C/C++及内核技术
大数据：用数据指导APP运营数据问题一直是很多运营人员头疼的问题。之前的回答说了一些，但都没有展开说，我也不知道进阶篇能说到啥程度，但先说着吧。1 数据的定义...数据问题一直是很多运营人员头疼的问题。之前的回...