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Java concurrency: Countdown latch vs Cyclic barrier
...(optional) Runnable task which is run once the common barrier condition is met.
It also allows you to get the number of clients waiting at the barrier and the number required to trigger the barrier. Once triggered the barrier is reset and can be used again.
For simple use cases - services sta...
Java compile speed vs Scala compile speed
...g in Scala for a while and I like it but one thing I'm annoyed by is the time it takes to compile programs. It's seems like a small thing but with Java I could make small changes to my program, click the run button in netbeans, and BOOM, it's running, and over time compiling in scala seems to consu...
How to skip over an element in .map()?
How can I skip an array element in .map ?
16 Answers
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Should I use the datetime or timestamp data type in MySQL?
Would you recommend using a datetime or a timestamp field, and why (using MySQL)?
39 Answers
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Fragment Inside Fragment
I need help regarding working on fragment inside fragment, actually I
am facing a problem on pressing back button. Application Main screen
has buttons and pressing on each button view replace with new
fragment(and that fragment contain inside another fragment),
dynamically adding/replacing fragment ...
How do I ignore files in a directory in Git?
...erve as a separator for readability.
A line starting with # serves as a comment.
An optional prefix ! which negates the pattern; any matching file excluded by a previous pattern will become included again. If a negated pattern matches, this will override lower precedence patterns sources.
If the pat...
Packing NuGet projects compiled in release mode?
Is there some way to make a NuGet package using code compiled in release mode? Or is there some reason I should only publish (make available locally, in this case) packages compiled in debug mode?
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How to resume Fragment from BackStack if exists
I am learning how to use fragments. I have three instances of Fragment that are initialized at the top of the class. I am adding the fragment to an activity like this:
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How do I use shell variables in an awk script?
I found some ways to pass external shell variables to an awk script, but I'm confused about ' and " .
7 Answers
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Backwards migration with Django South
...so this seems like a really silly thing to ask, and I'm sure I'm missing something somewhere.
3 Answers
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