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What is null in Java?

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How to convert / cast long to String?

...ing.valueOf(date); If your Long might be null and you don't want to get a 4-letter "null" string, you might use Objects.toString, like: String s = Objects.toString(date, null); EDIT: You reverse it using Long l = Long.valueOf(s); but in this direction you need to catch NumberFormatException ...
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Removing whitespace between HTML elements when using line breaks

... edeverettedeverett 6,9942828 silver badges2828 bronze badges ...
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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7

... 147 Here's a walkthrough of how I solved this in my in-app purchase library RMStore. I will explain...
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Numpy argsort - what is it doing?

... 146 According to the documentation Returns the indices that would sort an array. 2 is the in...
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How do I make a transparent border with CSS?

... answered Mar 24 '10 at 10:30 DouglasDouglas 30k88 gold badges6666 silver badges8888 bronze badges ...
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How set background drawable programmatically in Android

...method instead of getDrawable(int). UPDATE: If you are using the support v4 library, the following will be enough for all versions. ContextCompat.getDrawable(context, R.drawable.ready) You will need to add the following in your app build.gradle compile 'com.android.support:support-v4:23.0.0' # ...
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Drawing a connecting line between two elements [closed]

... 164 jsPlumb is an option available that supports drag and drop, as seen by its numerous demos, inclu...
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ASP.NET MVC 5 vs. AngularJS / ASP.NET WebAPI [closed]

... | edited Apr 15 '14 at 7:24 answered Apr 15 '14 at 7:09 ...
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Using MemoryStore in production

... | edited Apr 25 '14 at 21:41 pixelfreak 16.7k1111 gold badges8080 silver badges104104 bronze badges ...