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Uppercase Booleans vs. Lowercase in PHP

When I was learning PHP, I read somewhere that you should always use the upper case versions of booleans, TRUE and FALSE , because the "normal" lowercase versions, true and false , weren't "safe" to use. ...
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PHP: exceptions vs errors?

Maybe I'm missing it somewhere in the PHP manual, but what exactly is the difference between an error and an exception? The only difference that I can see is that errors and exceptions are handled differently. But what causes an exception and what causes an error? ...
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How to define an empty object in PHP

...(); A comment in the manual sums it up best: stdClass is the default PHP object. stdClass has no properties, methods or parent. It does not support magic methods, and implements no interfaces. When you cast a scalar or array as Object, you get an instance of stdClass. You can us...
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How do I make an asynchronous GET request in PHP?

...use error but in my case resulted in request not being processed by called php script. – user3285954 Jun 20 '15 at 22:35 ...
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Explode PHP string by new line

...tioned in the comment to the first answer, the best practice is to use the PHP constant PHP_EOL which represents the current system's EOL (End Of Line). $skuList = explode(PHP_EOL, $_POST['skuList']); PHP provides a lot of other very useful constants that you can use to make your code system inde...
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Passing an Array as Arguments, not an Array, in PHP

I seem to remember that in PHP there is a way to pass an array as a list of arguments for a function, dereferencing the array into the standard func($arg1, $arg2) manner. But now I'm lost on how to do it. I recall the manner of passing by reference, how to "glob" incoming parameters ... but not ...
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linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...2、往版本库中添加新的文件 svn add file 例如:svn add test.php(添加test.php) svn add *.php(添加当前目录下所有的php文件) 3、将改动的文件提交到版本库 svn commit -m “LogMessage“ [-N] [--no-unlock] PATH(如果选择了保持锁,就使用–no-unloc...
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getting date format m-d-Y H:i:s.u from milliseconds

... php.net says: Microseconds (added in PHP 5.2.2). Note that date() will always generate 000000 since it takes an integer parameter, whereas DateTime::format() does support microseconds if DateTime was created with microsec...
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Why won't my PHP app send a 404 error?

...play for 404s. The problem is, once the web server starts processing the PHP page, it's already passed the point where it would handle a 404 User: Hey, do you have anything for me at this URI webserver? Webserver: Yes, I do, it's a PHP page. It'll tell you what the response code is PHP: Hey, OM...
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What Are the Differences Between PSR-0 and PSR-4?

...rc/, with PSR-0 it means it will look for Acme\Foo\Bar in src/Acme/Foo/Bar.php while in PSR-4 it will look for it in src/Bar.php, allowing for shorter directory structures. On the other hand some prefer to have the full directory structure to clearly see what is in which namespace, so you can also s...