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Make column not nullable in a Laravel migration
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nullable(false) doesn't work for me in Laravel 5.3 :(
– Stalinko
Mar 24 '17 at 15:51
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普通码农和CTO之间的差距，就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...为我觉得没有正常人喜欢用if来不停的判断，看起来就像C语言一样“二”。函数的执行结果并不是很明显，每次都要get一下才能拿到结果。所以我用异常来处理错误，如果出错则抛出“RuntimeException”；函数的执行结果通过函数...
Differences between fork and exec
...d to initialize the instruction and user-data segments of a process. (from 5.3 exec System Calls)
Once you understand the distinction between a program and a process, the behavior of fork() and exec() function can be summarized as:
fork() creates a duplicate of the current process
exec() replace...
How do I deep copy a DateTime object?
...ually, but it is mentioned at php.net that this is only aviable for PHP 5.3 and greater.
– hugo der hungrige
Feb 1 '13 at 1:02
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Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...pache两种工作模式区别及配置切换1、Redhat Linux下查看apache版本号在Apache安装目录bin下，使用以下命令查看即可。使用命令：. httpd -v示例：2、查看Apache当前工作模...1、Redhat Linux下查看apache版本号
在Apache安装目录bin下，使用以下...
WAMP/XAMPP is responding very slow over localhost
...disabled in php.ini :
;zend_extension = "\xampp\php\ext\php_xdebug-2.1.0-5.3-vc6.dll"
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Vagrant stuck connection timeout retrying
... This fixed my issue: Vagrant 1.9; Virtualbox 5.1; Laravel/Homestead 5.3
– J. LaRosee
May 12 '17 at 17:55
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How to benchmark efficiency of PHP script
...or reference:
[XDebug]
zend_extension = h:\xampp\php\ext\php_xdebug-2.1.1-5.3-vc6.dll
xdebug.remote_enable=true
xdebug.profiler_enable_trigger=1
xdebug.profiler_output_dir=h:\xampp\cachegrind
xdebug.profiler_output_name=callgrind.%t_%R.out
And here is a screenshot of a .out file in WinCacheGrind:...
Is PHP's count() function O(1) or O(n) for arrays?
...TENT() is just a sanity check on the array github.com/php/php-src/blob/PHP-5.3/Zend/zend_hash.c#L51
– John Carter
Apr 20 '13 at 22:04
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Weighted random numbers
...levant lines (/usr/include/c++/5/bits/random.tcc on my Ubuntu 16.04 + GCC 5.3 install):
template<typename _IntType>
void
discrete_distribution<_IntType>::param_type::
_M_initialize()
{
if (_M_prob.size() < 2)
{
_M_prob.clear();
ret...