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Is it expensive to use try-catch blocks even if an exception is never thrown?
We know that it is expensive to catch exceptions. But, is it also expensive to use a try-catch block in Java even if an exception is never thrown?
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Deleting all files from a folder using PHP?
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Fast way of counting non-zero bits in positive integer
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Is it possible to run selenium (Firefox) web driver without a GUI?
We are considering upgrading our production server from Ubuntu- desktop 10.04 to Ubuntu- server 12.04.
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how to implement a long click listener on a listview
I want to add OnLongClickListener on my list view. Whenever the user long press the item in list some action should be performed, But my code does not catch this listener. Please let me know where I am going wrong. The similar code works for setOnItemClickListener very well.
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How to loop through array in jQuery?
I am trying to loop through an array. I have the following code:
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PDO MySQL: Use PDO::ATTR_EMULATE_PREPARES or not?
This is what I've read so far about PDO::ATTR_EMULATE_PREPARES :
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How do I remove all .pyc files from a project?
I've renamed some files in a fairly large project and want to remove the .pyc files they've left behind. I tried the bash script:
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