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try/catch versus throws Exception
...ropagate. (I'm assuming that showException doesn't rethrow it.)
So if you call the first method and "do something" fails, then the caller will have to handle the exception. If you call the second method and "do something" fails, then the caller won't see an exception at all... which is generally a ...
How to add a local repo and treat it as a remote repo
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Is the .git at the end specifically required though?
– Erik Aigner
Sep 23 '16 at 10:47
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Just what is Java EE really? [closed]
... can be directly used standalone (in Java SE) or included in a .war (practically that's nearly always Tomcat). Some parts of Java EE, like JPA, have explicit sections in their respective specifications that tells how they should work and be used in Java SE.
If anything, it's not so much an applicat...
Redirecting Output from within Batch file
...r good and fast way that only opens and positions the file once
@echo off
call :sub >output.txt
exit /b
:sub
command1
command2
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commandN
Edit 2020-04-17
Every now and then you may want to repeatedly write to two or more files. You might also want different messages on the screen. It is st...
Why does the expression 0 < 0 == 0 return False in Python?
...to say 0 < x <= 5 than to say (0 < x) and (x <= 5).
These are called chained comparisons. And that's a link to the documentation for them.
With the other cases you talk about, the parenthesis force one relational operator to be applied before the other, and so they are no longer chaine...
Static class initializer in PHP
...te some code). Then, in my autoloader, when it loads a class it checks is_callable($class, '__init__'). If it is, it calls that method. Quick, simple and effective...
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How to make an AJAX call without jQuery?
How to make an AJAX call using JavaScript, without using jQuery?
23 Answers
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Java 8: performance of Streams vs Collections
...each statements replaced with Iterable.forEach() and Collection.removeIf() calls). Streams are more about coding convenience and safety. Convenience -- speed tradeoff is working here.
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How to close a Java Swing application from the code
...se I discovered with the debugger that I had a Swingworker still active. I called its cancel(true) method in the WindowClose Eventlistener and the program terminates now. Thanks!
– Hans-Peter Störr
Jul 9 '09 at 13:05
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Is there a way to navigate to real implementation of method behind an interface?
In Visual Studio, when you right-click a method call, you go to the implementation of that method inside a class except if you access this method through an interface: in that case you go to the interface method not to the actual implementation.
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