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Why a function checking if a string is empty always returns true? [closed]

... Simple problem actually. Change: if (strTemp != '') to if ($strTemp != '') Arguably you may also want to change it to: if ($strTemp !== '') since != '' will return true if you pass is numeric 0 and a few other cases due to PHP's autom...
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Show a number to two decimal places

... All the other answers are limited to decimal values with a dot notation. When you need to get 520,00 instead of 520.00, this simply works. – SPRBRN May 8 '14 at 15:06 ...
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记一次LVS/Nginx环境下的访问控制 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...。莫非小偷已经突破锁头的限制?不能够啊!直觉告诉我问题应该和 LVS 有关,可惜我对 LVS 的了解极其匮乏,唯一知道的线索就是项目用的是 FULLNAT 模式,那就以此为切入点开始挖掘: LVS FULLNAT 所谓 FULLNAT 模式,是指当用...
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PHP Constants Containing Arrays?

...FAULT_ROLES = ['guy', 'development team']; If you have PHP 7, you can finally use define(), just as you had first tried: <?php define('DEFAULT_ROLES', array('guy', 'development team')); share | ...
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How do I access this object property with an illegal name?

I'm using a PHP class someone wrote to interface with the BaseCamp API. 2 Answers 2 ...
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How does the SQL injection from the “Bobby Tables” XKCD comic work?

...t'); DROP TABLE STUDENTS; --) and the last name textbox LName.Text (let's call it Derper) are concatenated with the rest of the query, the result is now actually two queries separated by the statement terminator (semicolon). The second query has been injected into the first. When the code executes...
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How to copy a file from one directory to another using PHP?

...o @henrywright, it do not create directories itself. You have to do it manually. check it on php manual – Haseeb Zulfiqar Sep 26 '16 at 12:56 ...
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Enable Vim Syntax Highlighting By Default

...your $HOME as .vimrc. It switches on a lot of basic stuff for you automatically (syntax, search highlighting, backup etc). You can then tweak it based on your needs. – oyenamit Jun 30 '12 at 14:51 ...
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Convert number to month name in PHP

... The recommended way to do this: Nowadays, you should really be using DateTime objects for any date/time math. This requires you to have a PHP version >= 5.2. As shown in Glavić's answer, you can use the following: $monthNum = 3; $dateObj = DateTime::createFromFormat('!m',...
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What Are the Differences Between PSR-0 and PSR-4?

...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 say that Acme\Foo\ is in src/Acme/Foo with PSR-4 which w...