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How to call a function from a string stored in a variable?
... you are going to use the $function_name() method it may be a good idea to test for the existence of the function if the name is in any way dynamic
if(method_exists($object, $function_name))
{
$object->$function_name(arg1, arg2);
}
...
What is the performance cost of having a virtual method in a C++ class?
...ory. This is always a significant stall: on Xenon, about 650 cycles (by my tests).
However this isn't a problem specific to virtual functions because even a direct function call will cause a miss if you jump to instructions that aren't in cache. What matters is whether the function has been run be...
How can I get the current page name in WordPress?
...'s for a template that I'm building but I'm using the default template for testing, inside header.php. I get the impression that you haven't tested your solution. Do you see the page name when you put an <h1><?php echo $pagename ?></h1> right after the <body> tag in header.ph...
CSS Box Shadow - Top and Bottom Only [duplicate]
...tech/pen/dlbsx
<html>
<head>
<style type="text/css">
#test {
width: 500px;
border: 1px #CCC solid;
height: 200px;
box-shadow:
inset 0px 11px 8px -10px #CCC,
inset 0px -11px 8px -10px #CCC;
}
</style>
</head>
<body>
<di...
creating a strikethrough text?
...
This worked in every API level that I've tested on (tested on 15, 25, and 27)
– Randy
Jan 15 '18 at 2:54
...
Node.js get file extension
...ion that check the extension. WHY? because what about files like jone.lastTest.654654556.tar.gz here the extension that's expected is tar.gz but if you apply any function that give form 1st dot, it will not work as you can see
– Mohamed Allal
Feb 14 '18 at 2...
Why does a return in `finally` override `try`?
...y a higher level try-catch, then the finally block won't execute. Here's a test case jsfiddle.net/niallsmart/aFjKq. This issue was fixed in IE8.
– Niall Smart
Jun 17 '11 at 20:46
...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...eight: 24px; margin-bottom: 4px; background: url(/static/images/feedback.svg) 50% / 100% auto no-repeat; } 文档反馈 切换 目录 在线 客服 扫码添加客服咨询 我要 分享 ...
Error in finding last used cell in Excel with VBA
...ited Nov 28 '19 at 4:33
PGSystemTester
3,62611 gold badge1313 silver badges3636 bronze badges
answered Jun 23 '12 at 13:33
...
Real-world examples of recursion [closed]
... their contacts in the last week, marking each contact on a heap. When you test a person is infected, add them to the "follow up" queue. When a person is a type B, add them to the "follow up" at the head ( because you want to stop this fast ).
After processing a given person, select the person fro...