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Checking if form has been submitted - PHP
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For general check if there was a POST action use:
if (!empty($_POST))
EDIT: As stated in the comments, this method won't work for in some cases (e.g. with check boxes and button without a name). You really should use:
if ($_SERVER['REQUEST_METHOD'] == 'POST')
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Comma in C/C++ macro
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edited Sep 23 '16 at 14:57
answered Dec 12 '12 at 15:16
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How does functools partial do what it does?
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edited Mar 11 '13 at 10:11
answered Mar 11 '13 at 5:35
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What's a good way to extend Error in JavaScript?
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edited Nov 27 '14 at 1:03
robocat
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Define css class in django Forms
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edited Jun 27 '15 at 19:02
answered Jan 13 '11 at 1:56
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iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...能快速定位到异常位置。开启方式如下：Product-->Scheme-->Edit Scheme. 勾选Enable Zombie Objects即可。
【8.lldb命令】
Xcode中使用llvm编译器，公认为最好的C、C++、OC、Swift编译器。而lldb是llvm中的调试器，我们可以使用一些简单的命令进...
How do you get a query string on Flask?
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edited Aug 3 '12 at 2:09
Sean Vieira
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C++ project organisation (with gtest, cmake and doxygen)
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edited Mar 9 at 22:18
Enrico
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How to convert PascalCase to pascal_case?
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edited Jan 3 '10 at 2:55
answered Jan 3 '10 at 2:45
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Calling a class function inside of __init__
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edited Aug 8 '17 at 4:53
Azat Ibrakov
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