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LVN_ITEMCHANGED通知会响应多次的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
... （图 三）
在Debug调试模式下，参考（图 一）和（图 二）可以看到当从item = 0到item = 1的选择过程中，其中两次LVN_ITEMCHANGED消息会针对item = 0这一项，可以看到NMLISTVIEW这个结构体中的uOldState...
【最全】谈如何升级aiStarter内置AI伴侣的方式及原理 - App Inventor 2 中...
...令
好处是，adb命令能够做的事情非常的多，是安卓开发调试非常常用的命令。仅使用这个命令的学习成本倒是不高，关键是如果安装失败会打印具体的失败原因，这一点非常的重要，根据失败原因去找解决方案，也是以上两种...
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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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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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 ...
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
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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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PHP array_filter with arguments
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As an alternative to @Charles's solution using closures, you can actually find an example in the comments on the documentation page. The idea is that you create an object with the desired state ($num) and the callback method (taking $i as an argument):
class LowerThanFilter {
private ...
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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PHP: exceptions vs errors?
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Exceptions are thrown - they are intended to be caught. Errors are generally unrecoverable. Lets say for instance - you have a block of code that will insert a row into a database. It is possible that this call fails (duplicate ID) - you will want to have a "Error" which in this case is an "Exc...