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What is a 'semantic predicate' in ANTLR?
...I've always used the terse reference to ANTLR predicates on wincent.com as my guide.
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Android activity life cycle - what are all these methods for?
...e "Any phone is ringing and user in the app". What's the scenario exactly? My first though was if the user is in the app and the phone starts ringing then would be onPause()-->onStop() in case the full screen became the call. For the heads-up incoming call message might be just OnResume-->onPa...
How to make an app's background image repeat
I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do?
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How do I check if a type is a subtype OR the type of an object?
...the hope of someone sharing with me if and why it would be a bad idea. In my application, I have a property of Type that I want to check to be sure it is typeof(A) or typeof(B), where B is any class derived from A. So my code:
public class A
{
}
public class B : A
{
}
public class MyClass
{
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How to work around the lack of transactions in MongoDB?
...ng and I can't test it in every aspect. I'm having a hard time refactoring my project to perform atomic operations. I don't know whether this comes from my limited viewpoint (I have only worked with SQL databases so far), or whether it actually can't be done.
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
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@BSeven: Thanks, I updated my other big hashrocket answer awhile ago but missed this one.
– mu is too short
Apr 29 '15 at 20:41
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Difference between method and function in Scala
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There is a nice article here from which most of my descriptions are taken.
Just a short comparison of Functions and Methods regarding my understanding. Hope it helps:
Functions:
They are basically an object. More precisely, functions are objects with an apply method; There...
Is 0 a decimal literal or an octal literal?
...† Then it dawned upon me that actually almost all integer literals in my code are octal, namely 0 .
3 Answers
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How to read the Stock CPU Usage data
...see 2 bars, but I have a quadcore device. Does that mean I'm not using all my cores?
– Ken
Oct 8 '12 at 21:33
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Override compile flags for single files
...like to use a global set of flags for compiling a project, meaning that at my top-level CMakeLists.txt file I have specified:
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