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PHP Fatal error: Call to undefined function json_decode()

Apache is logging PHP Fatal error: Call to undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs ...
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MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术

...m_RBtGroup3); DDX_Control(pDX, IDC_RADIO9, m_RBtGroup4); } 问题一:如何更改RadioButton默认值??? 方法1 在定义控件变量时,默认变量初值为-1,表示此组的任何RadioButton均不被选中,如果需要改变初始默认按钮的设置情况,...
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Weird PHP error: 'Can't use function return value in write context'

... I realize I'm super late to this, but it's also PHP version dependent, right? I'm pretty sure that's legal in later PHP versions like 5.6, but I think it doesn't in 5.3 – UnsettlingTrend Dec 8 '16 at 16:14 ...
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PHP and MySQL - how to avoid password in source code? [duplicate]

I have a small PHP application storing data in a MySQL database. Currently username / password are hard-coded in the PHP code. A situation I do not really like, for example, since the code is also available in a repository. ...
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What is the difference between is_a and instanceof?

...ut PHP versions >= 5.3.9 now accept an optional third boolean argument $allow_string (defaults to false) to allow comparisons of string class names instead: class MyBaseClass {} class MyExtendingClass extends MyBaseClass {} // Original behavior, evaluates to false. is_a(MyExtendingClass::class,...
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cleanest way to skip a foreach if array is empty [duplicate]

...t need: foreach ((array) $items as $item) { print $item; } Note: to all the people complaining about typecast, please note that the OP asked cleanest way to skip a foreach if array is empty (emphasis is mine). A value of true, false, numbers or strings is not considered empty. In addition, th...
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Authenticating in PHP using LDAP through Active Directory

...users through LDAP with PHP (with Active Directory being the provider). Ideally, it should be able to run on IIS 7 ( adLDAP does it on Apache). Anyone had done anything similar, with success? ...
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How can I force users to access my page over HTTPS instead of HTTP?

... The way I've done it before is basically like what you wrote, but doesn't have any hardcoded values: if($_SERVER["HTTPS"] != "on") { header("Location: https://" . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"]); exit(); } ...
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js/php判断终端类型:PC访问、手机访问、微信访问 - 更多技术 - 清泛网 - ...

js/php判断终端类型:PC访问、手机访问、微信访问一般也可以在前端用js来判断访问终端,代码如下:<script>function GetQueryString(name) { var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); v 一般也可以在前端用js来判断访问终端,代码...
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PHP global in functions

...ngletons, registries, constants). You do not want to use them. A function call should not have to rely on anything outside, e.g. function fn() { global $foo; // never ever use that $a = SOME_CONSTANT // do not use that $b = Foo::SOME_CONSTANT; // do not use that unl...