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How to declare a global variable in php?
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If you try to define FOOTER_CONTENT a second time, php will throw a notice about it
– Dale
Nov 23 '12 at 14:06
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Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...很多优化注意事项，但是看过这些文章后大多数存在一个问题就是只给出啥啥啥不能用，啥啥啥该咋用等，却很少有较为系统的进行真正性能案例分析的，大多数都是嘴上喊喊或者死记住规则而已（当然了，这话我自己听着都有...
What is the Java equivalent of PHP var_dump?
PHP has a var_dump() function which outputs the internal contents of an object, showing an object's type and content.
11 An...
How to convert an image to base64 encoding?
...ts("/path/to/image.jpg");
// alternatively specify an URL, if PHP settings allow
$base64 = base64_encode($imagedata);
bear in mind that this will enlarge the data by 33%, and you'll have problems with files whose size exceed your memory_limit.
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Best way to do multiple constructors in PHP
...u can't put two __construct functions with unique argument signatures in a PHP class. I'd like to do this:
21 Answers
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get UTC time in PHP
How can I get UTC/GMT +/- time stamp using PHP's date() function? For example, if I try
12 Answers
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In PHP, can you instantiate an object and call a method on the same line?
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The feature you have asked for is available from PHP 5.4. Here is the list of new features in PHP 5.4:
http://php.net/manual/en/migration54.new-features.php
And the relevant part from the new features list:
Class member access on instantiation has been added, e.g. (ne...
Best way to give a variable a default value (simulate Perl ||, ||= )
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In PHP 7 we finally have a way to do this elegantly. It is called the Null coalescing operator. You can use it like this:
$name = $_GET['name'] ?? 'john doe';
This is equivalent to
$name = isset($_GET['name']) ? $_GET['name'...
PHP + curl, HTTP POST sample code?
Can anyone show me how to do a php curl with an HTTP POST?
11 Answers
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What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...g( AES(random-128-bit-key-from-above, high-score, SHA1(high-score)))
The PHP code on the server checks the token to make sure the request came from a valid game instance, then decrypts the encrypted high score, checking to make sure the high-score matches the SHA1 of the high-score (if you skip th...