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MySQL - length() vs char_length()
... store 10 characters, which may be more than 10 bytes.
In indexes, it will allocate the maximium length of the field - so if you are using UTF8-mb4, it will allocate 40 bytes for the 10 character field.
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How to allow http content within an iframe on a https site
.... Images are hard to solve, but Ï found workaround here: http://foundationphp.com/tutorials/image_proxy.php
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How to sort an array by a date property
...ave hit production performance issues specifically for that reason. Do not allocate memory (and GC) inside a sort method.
– MikeMurko
Jul 13 '19 at 5:26
4
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Fast way to get image dimensions (not filesize)
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I not sure you have php installed, but this PHP function is pretty handy
php -r "print_r(getimagesize('http://www.google.com/images/logos/ps_logo2.png'));"
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How to read the content of a file to a string in C?
... 0, SEEK_END);
length = ftell (f);
fseek (f, 0, SEEK_SET);
buffer = malloc (length);
if (buffer)
{
fread (buffer, 1, length, f);
}
fclose (f);
}
if (buffer)
{
// start to process your data / extract strings here...
}
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Test if number is odd or even
...simplest most basic way to find out if a number/variable is odd or even in PHP?
Is it something to do with mod?
17 Answers
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.NET unique object identifier
...utomatically so the information is correct.
Object IDs are 64-bit numbers. Allocation starts from one, so zero is never a valid object ID. A formatter can choose a zero value to represent an object reference whose value is a null reference (Nothing in Visual Basic).
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Twig: in_array or similar possible within if statement?
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If you want to achieve the same as in_array() in PHP, ommit the keys filter
– Burgi
Feb 8 '12 at 16:05
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Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...set(name="analysis") {
action(type="omprog"
Binary="/usr/bin/php /path/to/script.php"
Template="msg")
stop
}
数据通过管道无缝传递给外部程序，可以说赋予了Rsyslog更多的可能性，你可以使用任何熟悉的语言来实现，以PHP为例，...
How to use CURL via a proxy?
...ing version with your bugs removed.
$url = 'http://dynupdate.no-ip.com/ip.php';
$proxy = '127.0.0.1:8888';
//$proxyauth = 'user:password';
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL,$url);
curl_setopt($ch, CURLOPT_PROXY, $proxy);
//curl_setopt($ch, CURLOPT_PROXYUSERPWD, $proxyauth);
curl_seto...