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Get user info via Google API

...scope - https://www.googleapis.com/auth/userinfo.profile return youraccess_token = access_token get https://www.googleapis.com/oauth2/v1/userinfo?alt=json&access_token=youraccess_token you will get json: { "id": "xx", "name": "xx", "given_name": "xx", "family_name": "xx", "link": "xx",...
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What is the difference between char, nchar, varchar, and nvarchar in SQL Server?

...on as illustrated below. DECLARE @T TABLE ( C1 VARCHAR(20) COLLATE Chinese_Traditional_Stroke_Order_100_CS_AS_KS_WS, C2 NVARCHAR(20)COLLATE Chinese_Traditional_Stroke_Order_100_CS_AS_KS_WS ) INSERT INTO @T VALUES (N'中华人民共和国',N'中华人民共和国'), (N'abc',N'abc')...
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How do I check if a string contains another string in Swift?

... and containsIgnoringCase for String extension String { func contains(_ find: String) -> Bool{ return self.range(of: find) != nil } func containsIgnoringCase(_ find: String) -> Bool{ return self.range(of: find, options: .caseInsensitive) != nil } } Older Swift vers...
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M_PI works with math.h but not with cmath in Visual Studio

... while checking through headers to see if there was anything undef'ing the _USE_MATH_DEFINES and found nothing. So I moved the #define _USE_MATH_DEFINES #include <cmath> to be the first thing in my file (I don't use PCHs so if you are you will have to have it after the #include "stdafx.h"...
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How to limit the amount of concurrent async I/O operations?

...hecker { private const int ThreadCount=20; private CountdownEvent _countdownEvent; private SemaphoreSlim _throttler; public Task Check(IList<string> urls) { _countdownEvent = new CountdownEvent(urls.Count); _throttler = new SemaphoreSlim(ThreadCount); ...
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How to create a GUID/UUID using iOS

...tring = CFUUIDCreateString(NULL, theUUID); CFRelease(theUUID); return (__bridge NSString *)string; } EDIT: Jan, 29 2014: If you're targeting iOS 6 or later, you can now use the much simpler method: NSString *UUID = [[NSUUID UUID] UUIDString]; ...
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JavaScript open in a new window, not tab

... You don't need to use height, just make sure you use _blank, Without it, it opens in a new tab. For a empty window: window.open('', '_blank', 'toolbar=0,location=0,menubar=0'); For a specific URL: window.open('http://www.google.com', '_blank', 'toolbar=0,location=0,menuba...
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Python: Get relative path from comparing two absolute paths

.... if one of the paths is a common ancestor: paths = […, …, …] common_prefix = os.path.commonprefix(list_of_paths) if common_prefix in paths: … You can then find the relative paths: relative_paths = [os.path.relpath(path, common_prefix) for path in paths] You can even handle more th...
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Android SDK installation doesn't find JDK

... Doesn't work for me on Windows 7 x64. I'm not joking. I set JAVA_HOME and I tried clicking back and next several times, but it's still not working. Neither does running SDK Manager.exe from the archive and I am positive I have JDK 7 installed (even ran the installer again and it told me i...
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How do I print a list of “Build Settings” in Xcode project?

.../usr/bin:/bin:/usr/sbin:/sbin" LANG en_US.US-ASCII IPHONEOS_DEPLOYMENT_TARGET 4.1 ACTION build AD_HOC_CODE_SIGNING_ALLOWED NO ALTERNATE_GROUP staff ALTERNATE_MODE ...