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How to change context root of a dynamic web project in Eclipse?
...hought I'd answer anyway.
Some of these answers give workarounds. What actually must happen is that you clean and re-publish your project to "activate" the new URI. This is done by right-clicking your server (in the Servers view) and choosing Clean. Then you start (or restart it). Most of the other ...
When should I use “this” in a class?
... to a current object. But I do not know when I really need to use it. For example, will be there any difference if I use x instead of this.x in some of the methods? May be x will refer to a variable which is local for the considered method? I mean variable which is seen only in this method.
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Why is ArrayDeque better than LinkedList
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Also another small disadvantage (for real-time applications) is that on a push/add operation it takes a bit more when the internal array of the ArrayDeque is full, as it has to double its size and copy all the data.
– ...
Objective-C: difference between id and void *
... will cause premature reaping of objects if _superPrivateDoNotTouch is actually an object. Don't do that.
attempting to invoke a method on a reference of void * type will barf up a compiler warning.
attempting to invoke a method on an id type will only warn if the method being called has not been d...
Collect successive pairs from a stream
...eamEx library which extends standard streams provides a pairMap method for all stream types. For primitive streams it does not change the stream type, but can be used to make some calculations. Most common usage is to calculate differences:
int[] pairwiseDiffs = IntStreamEx.of(input).pairMap((a, b)...
Downcasting in Java
Upcasting is allowed in Java, however downcasting gives a compile error.
11 Answers
1...
how to display full stored procedure code?
... pg_proc that's it! Whew I'm glad they saved a few bytes of space by not calling it pg_procedure...geez. :)
– darren
Aug 19 '10 at 19:36
14
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Java Try Catch Finally blocks without Catch
I'm reviewing some new code. The program has a try and a finally block only. Since the catch block is excluded, how does the try block work if it encounters an exception or anything throwable? Does it just go directly to the finally block?
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Running script upon login mac [closed]
...sking passwords, running other automator workflows at login time, conditionally run applications at login time and so on...
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Why is a ConcurrentModificationException thrown and how to debug it
...his will throw a ConcurrentModificationException when the it.hasNext() is called the second time.
The correct approach would be
Iterator it = map.entrySet().iterator();
while (it.hasNext())
{
Entry item = it.next();
it.remove();
}
Assuming this iterator supports the remo...