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Catching multiple exception types in one catch block

...fining the exceptions). Even given that there are exceptions you want to "fall through", you should still be able to define a hierarchy to match your needs. abstract class MyExceptions extends Exception {} abstract class LetterError extends MyExceptions {} class AError extends LetterError {} cla...
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C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术

...继承。虚继承的引入本就是为了解决复杂结构的继承体系问题。上一篇我们在讨论虚继承时用的是一个简单的继承结构,...这次我们看看菱形结构的虚继承。虚继承的引入本就是为了解决复杂结构的继承体系问题。上一篇我们在...
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PHP Session Security

...or maintaining responsible session security with PHP? There's information all over the web and it's about time it all landed in one place! ...
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How can I add additional PHP versions to MAMP

... Found a quick fix in the MAMP forums. Basically it seems MAMP is only allowing 2 versions of PHP to show up. Quick fix, rename the folders you're not bothered about using, for me this meant adding an "X" to my /Applications/MAMP/bin/php/php5.4.10_X folder. Now 5.2.17 ...
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How do I log errors and warnings into a file?

How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)? ...
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Prevent direct access to a php include file

...eople the trouble of Googling, if you're using Apache, put this in a file called ".htaccess" in the directory you don't want to be accessible: Deny from all If you actually have full control of the server (more common these days even for little apps than when I first wrote this answer), the best ...
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Preferred method to store PHP arrays (json_encode vs serialize)

...ciative array of data in a flat file for caching purposes. I might occasionally come across the need to convert it to JSON for use in my web app but the vast majority of the time I will be using the array directly in PHP. ...
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warning C4996 - c++1y / stl - 清泛IT社区,为创新赋能!

...可能会产生诸如内存泄露、缓冲区溢出、非法访问等安全问题。这些函数如:strcpy、strcat等。对于这些问题,VC2005建议使用这些函数的更高级的安全版本,即在这些函数名后面加了一个_s的函数。这些安全版本函数使用起来更有...
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Get name of caller function in PHP?

Is there a PHP function to find out the name of the caller function in a given function? 12 Answers ...
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Using braces with dynamic variable names in PHP

I'm trying to use dynamic variable names (I'm not sure what they're actually called) But pretty much like this: 8 Answers ...