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javax vs java package
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I think it's a historical thing - if a package is introduced as an addition to an existing JRE, it comes in as javax. If it's first introduced as part of a JRE (like NIO was, I believe) then it comes in as java. Not sure why the new date and ti...
How can I view all the git repositories on my machine?
Is there a way in which I can see all the git repositories that exist on my machine? Any command for that?
10 Answers
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When is it acceptable to call GC.Collect?
...cularly those you suspect to be in generations 1 and 2 - are now eligible for garbage collection, and that now would be an appropriate time to collect in terms of the small performance hit.
A good example of this is if you've just closed a large form. You know that all the UI controls can now be ga...
Default value for field in Django model
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This doesn't seem to work in 1.8, though the documentation indicates it should. Should foo() be a class method?
– ToothlessRebel
Jun 18 '15 at 5:53
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How to make a Java Generic method static?
...tatic method. Adding static to the method signature results in compile errors.
4 Answers
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What does “all” stand for in a makefile?
I read some tutorials concerning Makefiles but for me it is still unclear for what the target "all" stands for and what it does.
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setting multiple column using one update
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Is it possible to add where clause at the end for both columns?
– 71GA
Sep 22 '17 at 17:33
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What does `node --harmony` do?
...as this on the harmony flag:
--harmony_typeof (enable harmony semantics for typeof)
type: bool default: false
--harmony_scoping (enable harmony block scoping)
type: bool default: false
--harmony_modules (enable harmony modules (implies block scoping))
type: bool d...
android EditText - finished typing event
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When the user has finished editing, s/he will press Done or Enter
((EditText)findViewById(R.id.youredittext)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
In Map Reduce programming the reduce phase has shuffling, sorting and reduce as its sub-parts. Sorting is a costly affair.
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