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Can't find the 'libpq-fe.h header when trying to install pg gem
I am using the Ruby on Rails 3.1 pre version. I like to use PostgreSQL, but the problem is installing the pg gem. It gives me the following error:
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Location Services not working in iOS 8
My app that worked fine on iOS 7 doesn't work with the iOS 8 SDK.
26 Answers
26
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What is `mt=8` in iTunes links for the App Store?
...values):
1 Music
2 Podcasts
3 Audiobooks
4 TV Shows
5 Music Videos
6 Movies
7 iPod Games
8 Mobile Software Applications
9 Ringtones
10 iTunes U
11 E-Books
12 Desktop Apps
So, to answer your question, the "mt=8" in iTunes links simply identifies it as being of type 'Mobile Sof...
How to programmatically take a screenshot on Android?
... // image naming and path to include sd card appending name you choose for file
String mPath = Environment.getExternalStorageDirectory().toString() + "/" + now + ".jpg";
// create bitmap screen capture
View v1 = getWindow().getDecorView().getRootView();
v1.se...
What's the difference between deadlock and livelock?
...atedly
triggered. This can be avoided by
ensuring that only one process (chosen
randomly or by priority) takes action.
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How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
...introduced with the new Visual Studio 11 Beta and .NET 4.5, although I suppose it might have been possible before.
First, it really is just a warning. It should not hurt anything if you are just dealing with x86 dependencies. Microsoft is just trying to warn you when you state that your project is ...
How do I prevent Android taking a screenshot when my app goes to the background?
...I'm currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
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提升速度：XP注册表与驱动优化 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...片组的话，一定要安装Intel Application Accelerator，安装以后系统优化很明显。这个东西可以到Intel官方网站下载。
2、如果是非Intel芯片组的主板，安装相应的补丁程序是必不可少的，如VIA的4in1程序等等。
3、尽量使用通过了WHL认...
How do you make a HTTP request with C++?
... API) and check the contents to see if it contains a 1 or a 0. Is it also possible to download the contents into a string?
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urlencode vs rawurlencode?
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It will depend on your purpose. If interoperability with other systems is important then it seems rawurlencode is the way to go. The one exception is legacy systems which expect the query string to follow form-encoding style of spaces encoded as + inst...