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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
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php 获取操作系统、浏览器版本信息（持续更新） - 更多技术 - 清泛网 - 专...
php 获取操作系统、浏览器版本信息（持续更新）有时我们需要在服务器端收集用户操作系统版本，以及用户使用何种浏览器等信息，本文主要提供getOS、getBrowser、getBrowserVer三个方法，对网上各方法进行测试汇总整理，持续更新...
从Code Review 谈如何做技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...期和不靠谱的程序员之间的矛盾，我认为cr不是解决这个问题的银弹。不从实际情况出发光打正义的嘴炮实在太过于自慰了 。
我们可以看到，上面观点其实和Code Review没有太多关系，其实是在抱怨另外的问题。这些观点其实是...
In where shall I use isset() and !empty()
...riables and not just values, so isset("foobar") will raise an error. As of PHP 5.5, empty supports both variables and expressions.
So your first question should rather be if isset returns true for a variable that holds an empty string. And the answer is:
$var = "";
var_dump(isset($var));
The typ...
Anonymous recursive PHP functions
Is it possible to have a PHP function that is both recursive and anonymous? This is my attempt to get it to work, but it doesn't pass in the function name.
...
Get current domain
...ometimes forget which one to use myself - I think this can be nifty.
<?php
// Change banana.com to the domain you were looking for..
$wordToHighlight = "banana.com";
$serverVarHighlighted = str_replace( $wordToHighlight, '<span style=\'background-color:#883399; color: #FFFFFF;\'&g...
解决：CTreeCtrl控件SetCheck无效的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
解决：CTreeCtrl控件SetCheck无效的问题解决方法：SetCheck之前或OnInitDialog中添加如下两句代码m_tree.ModifyStyle( TVS_CHECKBOXES, 0 );m_tree.ModifyStyle( 0, TVS_CHEC...解决方法：SetCheck之前或OnInitDialog中添加如下两句代码
m_tree.ModifyStyle( TVS_CHECKBOXES,...
MySQL vs MongoDB 1000 reads
...
man,,, the answer is that you're basically testing PHP and not a database.
don't bother iterating the results, whether commenting out the print or not. there's a chunk of time.
foreach ($cursor as $obj)
{
//echo $obj["thread_title"] . "<br><Br>";
...
fstream默认不支持中文路径和输出整数带逗号的解决办法 - C/C++ - 清泛网 -...
...中的i值显示为123,456,789，出现了逗号。这是因为中文习惯问题。我们在读取文件的时候，读入i值时，可能读入一个值为123的整数，并不是我们希望的123456789，所以我们写文件时，希望不要写入逗号。一个办法是现将整数转换为...