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How can I find the version of the Fedora I use?
...on't work if anyone's changed the login banners … I typically edit mine, and so, it seems, do many (most) corporate IT departments... :-(
– BRPocock
Dec 2 '11 at 16:05
8
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How to measure time taken by a function to execute
...is required to import the performance class
Using console.time: (non-standard) (living standard)
console.time('someFunction')
someFunction() // Whatever is timed goes between the two "console.time"
console.timeEnd('someFunction')
Note: The string being pass to the time() and timeEnd() metho...
How to simulate Android killing my process
Android will kill a process if it is in the background and the OS decides it needs the resources (RAM, CPU, etc.). I need to be able to simulate this behaviour during testing so that I can ensure that my application is behaving correctly. I want to be able to do this in an automated way so that I ca...
Optimise PostgreSQL for fast testing
.... For example, PostgreSQL 9.2 significantly improves the speed of TRUNCATE and of course adds index-only scans. Even minor releases should always be followed; see the version policy.
Don'ts
Do NOT put a tablespace on a RAMdisk or other non-durable storage.
If you lose a tablespace the whole datab...
Install autoreconf on OS X v10.7 (Lion)?
... Homebrew, try
brew install automake
Which should also install autoconf and allow rvm to finish installing.
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How can I distribute python programs?
...th distutils. It's made both for distributing library type python modules, and python applications, although I don't know how it works on Windows. You would on Windows have to install Python separately if you use distutils, in any case.
I'd probably recommend that you distribute it with disutils fo...
Programmatically obtain the Android API level of a device?
...ION.SDK_INT >= Build.VERSION_CODES.DONUT) {
}
To obtain user visible Android Version use:
Build.VERSION.RELEASE
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Locking a file in Python
... for the program to terminate in such a way that the lock is left in place and you have to manually delete the lock before the file becomes accessible again. However, that aside, this is still a good solution.
– leetNightshade
Nov 8 '12 at 21:27
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Windows启动过程 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...on.exe负责启动进程(services.exe)，并创建sass.exe (Local Security and Authentication Subsystem)，以对用户登录系统时进行验证。
3 Winlogon将把登录窗口呈献给用户，用户登录成功后，它将家在explorer.exe，并根据当前用户的配置...
苹果Mac OS怎么关闭Fn键？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
苹果Mac OS怎么关闭Fn键？
Mac 关闭Fn键