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Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll

...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); }); $window.unbind('scroll', onScroll); } }; ...
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How to draw a line in android

... This one draws 2 lines which form a cross on the top left of the screen: DrawView.java import android.content.Context; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.view.View; public clas...
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Remove a folder from git tracking

... me (although I tried many times). The only way I could actually stop git form tracking the folder was to do the following: Make a backup of the local folder and put in a safe place. Delete the folder from your local repo Make sure cache is cleared git rm -r --cached your_folder/ Add your_folder/...
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What is the purpose of the '@' symbol in CSS?

...'s computer had the font. @media rules, in conjunction with media queries (formerly only media types), control which styles are applied and which aren't based on what media the page is being displayed in. In my code example, only when printing a document should all text be set in black against a whi...
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How to return multiple objects from a Java method?

... b) { this.a = a; this.b = b; } }; Edit A more fully formed implementation of the above: package util; public class Pair<A,B> { public static <P, Q> Pair<P, Q> makePair(P p, Q q) { return new Pair<P, Q>(p, q); } public final A a;...
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How to check if variable's type matches Type stored in a variable

...imal).IsAssignableFrom(x.GetType()); (and Resharper will suggest using the former if you use the latter). – Mark Amery May 26 '17 at 10:19 ...
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Best way to store time (hh:mm) in a database

...in question, each country has its time offset from others, the way time is formatted in each country vary. It's a lot to digest, but the long and short of it is impossible for such a complex scenario to have a simple solution. Some corners can be cut, but there are those where it is wiser not to ...
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Get an object properties list in Objective-C

How can I get a list (in the form of an NSArray or NSDictionary ) of a given object properties in Objective-C? 13 Answ...
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GCC compile error with >2 GB of code

...x35*s.x45*s.mWpowinv2 -... right? If all your functions have a similar "format" (multiply n numbers m times and add the results - or something similar) then I think you can do this: change the generator program to output offsets instead of strings (i.e. instead of the string "s.ds0" it will pro...
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How is attr_accessible used in Rails 4?

...end Keywords are self-explanatory, but just in case, you can find more information about strong parameters in the Rails Action Controller guide. Note: If you still want to use attr_accessible, you need to add protected_attributes to your Gemfile. Otherwise, you will be faced with a RuntimeError. ...