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Get number of digits with JavaScript
...d like to know how many digits var number has. For example: If number = 15; my function should return 2 . Currently, it looks like this:
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It is more efficient to use if-return-return or if-else-return?
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Since the return statement terminates the execution of the current function, the two forms are e...
Linux command (like cat) to read a specified quantity of characters
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head works too:
head -c 100 file # returns the first 100 bytes in the file
..will extract ...
How do I check that a number is float or integer?
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Can I query MongoDB ObjectId by date?
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Batch file to delete files older than N days
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1085
Enjoy:
forfiles -p "C:\what\ever" -s -m *.* -d <number of days> -c "cmd /c del @path"
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SVN undo delete before commit
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svn revert deletedDirectory
Here's the documentation for the svn revert command.
EDIT
If dele...
How to comment out a block of Python code in Vim
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How to implement a queue with three stacks?
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SUMMARY
O(1) algorithm is known for 6 stacks
O(1) algorithm is known for 3 stacks, but using lazy evaluation which in practice corresponds to having extra internal data structures, so it does not constitute a solution
People near Sedge...