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What is the significance of load factor in HashMap?
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The documentation explains it pretty well:
An instance of HashMap has two parameters that affec...
Getting the name of the currently executing method
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Thread.currentThread().getStackTrace() will usually contain the method you’re calling it fro...
Performing Breadth First Search recursively
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21 Answers
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How can I check whether a numpy array is empty or not?
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You can always take a look at the .size attribute. It is defined as an integer, and is zero (0)...
Output array to CSV in Ruby
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answered Jan 27 '11 at 22:04
Dylan MarkowDylan Markow
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shortcut for creating a Map from a List in groovy?
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I've recently came across the need to do exactly that: converting a list into a map. This ques...
How to Batch Rename Files in a macOS Terminal?
...f there's a chance that your filenames start with -, place -- before them[1]:
mv -- "$f" "${f/_*_/_}"
Note: echo is prepended to mv so as to perform a dry run. Remove it to perform actual renaming.
You can run it from the command line or use it in a script.
"${f/_*_/_}" is an application of bas...
Can you attach a UIGestureRecognizer to multiple views?
... view2 are recognized. If I comment out the third line then taps on view1 are recognized. If I'm right and you can only use a gesture recognizer once, I'm not sure if this is a bug or it just needs some more documentation.
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