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Echo tab characters in bash script

... That's because echo -e is not POSIX and make calls /bin/sh which is normally not the program use use interactively, and normally hasn't -e implemented. For portability, use printf '\t' instead. – Jo So Oct 5 '12 at 19:02 ...
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Selenium: FirefoxProfile exception Can't load the profile

...o selenium where I am getting this error because I'm trying to use a proxy and only 2 of the 4 configured changes in the profile have been accepted by firefox, so the proxy isn't configured to talk to the extension. Not sure why this is happening... https://github.com/seleniumhq/selenium-google-cod...
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How do I use 'git reset --hard HEAD' to revert to a previous commit? [duplicate]

I know that Git tracks changes I make to my application, and it holds on to them until I commit the changes, but here's where I'm hung up: ...
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Eclipse will not start and I haven't changed anything

...aven't updated anything for at least a month. I was just working normally and suddenly the menus were all blank, so I decided to restart eclipse. I clicked "close" and "ok" to save everything, but nothing happened, so I clicked close again and eclipse closed. I clicked on eclipse and the loading sc...
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What do two question marks together mean in C#?

... It's the null coalescing operator, and quite like the ternary (immediate-if) operator. See also ?? Operator - MSDN. FormsAuth = formsAuth ?? new FormsAuthenticationWrapper(); expands to: FormsAuth = formsAuth != null ? formsAuth : new FormsAuthenticationWr...
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How can I check the system version of Android?

... Check android.os.Build.VERSION. CODENAME: The current development codename, or the string "REL" if this is a release build. INCREMENTAL: The internal value used by the underlying source control to represent this build. ...
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Jackson with JSON: Unrecognized field, not marked as ignorable

...nvert a certain JSON string to a Java object. I am using Jackson for JSON handling. I have no control over the input JSON (I read from a web service). This is my input JSON: ...
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How do I parse JSON in Android? [duplicate]

How do I parse a JSON feed in Android? 3 Answers 3 ...
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Can the Android drawable directory contain subdirectories?

In the Android SDK documentation, all of the examples used with the @drawable/my_image xml syntax directly address images that are stored in the res/drawable directory in my project. ...
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Searching if value exists in a list of objects using Linq

... Because not all collections have Exists, and it does not take a lambda expression, but rather the object we are looking for itself. – zvolkov Jul 9 '14 at 12:10 ...