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How to turn on front flash light programmatically in Android?

...in android.. Update 4 If you want to set the intensity of light emerging from camera LED you can refer Can I change the LED intensity of an Android device? full post. Note that only rooted HTC devices support this feature. ** Issues:** There are also some problems while turning On/Off flashlight...
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Why is Go so slow (compared to Java)?

As we could see from The Computer Language Benchmarks Game in 2010: 10 Answers 10 ...
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How to store custom objects in NSUserDefaults

...jectForKey:@"subcategory"]; } return self; } Reading and writing from NSUserDefaults: - (void)saveCustomObject:(MyObject *)object key:(NSString *)key { NSData *encodedObject = [NSKeyedArchiver archivedDataWithRootObject:object]; NSUserDefaults *defaults = [NSUserDefaults standardU...
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How to Programmatically Add Views to Views

...say I have a LinearLayout , and I want to add a View to it, in my program from the Java code. What method is used for this? I'm not asking how it's done in XML, which I do know, but rather, how can I do something along the lines of this sample code? ...
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Why does Git say my master branch is “already up to date” even though it is not?

I just deleted ALL the code from a file in my project and committed the change to my local git (on purpose). I did 7 Answe...
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How do I format a Microsoft JSON date?

...ions, and I think this is when an exception applies. The JSON date numbers from .NET never have a leading "0", so we can safely leave out the radix. – Roy Tinker Dec 20 '12 at 17:49 ...
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How to use Git and Dropbox together effectively?

...dd origin ~/Dropbox/git/project.git ~/project $ git push -u origin master From there, you can just clone that ~/Dropbox/git/project.git directory (regardless of whether it belongs to your Dropbox account or is shared across multiple accounts) and do all the normal Git operations—they will be sync...
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What is “lifting” in Scala?

...As hcoopz says below (and I've just realized that this would have saved me from writing a ton of unnecessary code), the term "lift" also has a meaning within Monad Transformers. Recall that a monad transformers are a way of "stacking" monads on top of each other (monads do not compose). So for exam...
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Error installing mysql2: Failed to build gem native extension

... For windows try the Ticked answer from stackoverflow.com/questions/19014117/… – nitigyan Jul 18 '14 at 10:28  | ...
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What should my Objective-C singleton look like? [closed]

... Another option is to use the +(void)initialize method. From the documentation: The runtime sends initialize to each class in a program exactly one time just before the class, or any class that inherits from it, is sent its first message from within the program. (Thus the meth...