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PHP + MySQL transactions examples
I really haven't found normal example of PHP file where MySQL transactions are being used. Can you show me simple example of that?
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How to benchmark efficiency of PHP script
I want to know what is the best way to benchmark my PHP scripts. Does not matter if a cron job, or webpage or web service.
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Creating PHP class instance with a string
...\Bar\MyClass';
$instance = new $class();
Other cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$meth...
Easy way to test a URL for 404 in PHP?
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If you are using PHP's curl bindings, you can check the error code using curl_getinfo as such:
$handle = curl_init($url);
curl_setopt($handle, CURLOPT_RETURNTRANSFER, TRUE);
/* Get the HTML or whatever is linked in $url. */
$response = cur...
Get the full URL in PHP
...olute_url;
This is a heavily modified version of http://snipplr.com/view.php?codeview&id=2734.
URL structure:
scheme://username:password@domain:port/path?query_string#fragment_id
The parts in bold will not be included by the function
Notes:
This function does not include username:passwor...
Why, Fatal error: Class 'PHPUnit_Framework_TestCase' not found in …?
Why I'm getting this PHP error?
13 Answers
13
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How to get a variable name as a string in PHP?
Say i have this PHP code:
24 Answers
24
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How to know which version of Symfony I have?
...s the console, try reading symfony/src/Symfony/Component/HttpKernel/Kernel.php, where the version is hardcoded, for instance:
const VERSION = '2.2.0';
Just in case you are wondering, console creates an instance of Symfony\Bundle\FrameworkBundle\Console\Application. In this class construct...
PHP namespaces and “use”
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So if i create another file called bootstrap.php and place an autoloader inside along with $circle = new Circle(); It includes the Circle.php but I am getting an error: Fatal error: Class 'Shape' not found in .../Circle.php on line 6. It appears to load Circle.php but n...
TokuMX vs. MongoDB 性能对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
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磁盘消耗对比：
选择MongoDB就必然会面对磁盘消耗的问题。我们拿到的数据大概是这样的：每天的数据量不到200万条，平均数据的大小不超过4k，但MongoDB存一个月的数据就需要接近40G，最近三个月的数据则需要接近100G。限...