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How to change the session timeout in PHP?
...p_value session.save_path "folderA/sessionsA".
So create a folder to your root server, not into the public_html and not to be publicity accessed from outside. For my cpanel/server worked fine the folder permissions 0700. Give a try...
php code =
Converting an array of objects to ActiveRecord::Relation
...l as sorting them with a specific column(id for instance). Since I'm using MySQL, the field function could be helpful.
MyModel.where('id in (?)',ids).order("field(id,#{ids.join(",")})")
The SQL looks like:
SELECT ... FROM ... WHERE (id in (11,5,6,7,8,9,10))
ORDER BY field(id,11,5,6,7,8,9,10)
...
深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...字、标点、图形符号、数字等。这个集合叫做字符集；
如何进行存储。规定字符集中的每个字符分别用一个字节还是多个字节存储，用哪些字节来存储，这个规定叫做编码。
charset ，字符集，也就是某个符号和某个数字映...
How to run only one local test class on Gradle
...se you have a multi-module project :
let us say your module structure is
root-module
-> a-module
-> b-module
and the test(testToRun) you are looking to run is in b-module, with full path : com.xyz.b.module.TestClass.testToRun
As here you are interested to run the test in b-module, so yo...
What is the most ridiculous pessimization you've seen? [closed]
We all know that premature optimization is the root of all evil because it leads to unreadable/unmaintainable code. Even worse is pessimization, when someone implements an "optimization" because they think it will be faster, but it ends up being slower, as well as being buggy, unmaintainable, etc...
Navigation in django
...works with the "home" ? it's always active ? How to make it active only on root url call (www.toto.com/ and www.toto.com/index) ? Both answers don't result this problem...
– DestyNova
Jun 15 '15 at 16:06
...
MongoDB: Combine data from multiple collections into one..how?
...rrays: ["$employees", "$freelancers"] } } },
// 6. Unwind and replace root so you end up with a result set.
{ $unwind: '$union' },
{ $replaceRoot: { newRoot: '$union' } }
]);
Here is the explanation of how it works:
Instantiate an aggregate out of any collection of your database t...
Why do I need Transaction in Hibernate for read-only operations?
...nsactions can be optimized by DBs, but this of course is DB specific. E.g. MySQL added support for this only in InnoDB starting from 5.6.4 version.
If you're not using JDBC directly, but rather an ORM, that might be problematic. For instance Hibernate community says that working outside of transacti...
MFC OnEraseBkgnd浅析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...完成之前，windows已把视频卡的缓存输出到屏幕上了。
如何擦除之前的背景图片？
我明白问题所在了，你的问题是当窗口大小变化时，原来的背景没有被清除，造成图片重叠显示，你上面的代码没有问题，写在OnEraseBkgnd()中还...
How to add a browser tab icon (favicon) for a website?
...ing, ignored and web authors must not use it anymore.
favicon.ico in the root directory
From another SO answer (by @mercator):
All modern browsers (tested with Chrome 4, Firefox 3.5, IE8, Opera 10 and Safari 4) will always request a favicon.ico unless you've specified a shortcut icon via <...