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Copy files from one directory into an existing directory
In bash I need to do this:
7 Answers
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IntelliJ: Working on multiple projects
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I'm doing the same: import the main project, then I import my second project using 'import module', but later than - I got "These modules have been removed from maven structure:... Do you want them to be removed from the project ...
How do I set the table cell widths to minimum except last column?
...as possible, and you will prevent the ones before that from wrapping. This does the same as the other answers given, but way more efficient.
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What is the advantage of using REST instead of non-REST HTTP?
...bout how to use HTTP . I wonder which advantage these conventions provide. Does anyone know?
14 Answers
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Find kth smallest element in a binary search tree in Optimum way
...ble. How to achieve it efficiently?
The solution that I have in my mind is doing the operation in O(n), the worst case since I am planning to do an inorder traversal of the entire tree. But deep down I feel that I am not using the BST property here. Is my assumptive solution correct or is there a be...
Why is there no tuple comprehension in Python?
...r expression that outputs a list, set(i for i in (1, 2, 3)) outputs a set. Does that mean the comprehension syntax is not needed? Perhaps not, but it is awfully handy. For the rare cases you need a tuple instead, the generator expression will do, is clear, and doesn't require the invention of anothe...
Quick-and-dirty way to ensure only one instance of a shell script is running at a time
...t
trap "rm -f ${LOCKFILE}; exit" INT TERM EXIT
echo $$ > ${LOCKFILE}
# do stuff
sleep 1000
rm -f ${LOCKFILE}
The trick here is the kill -0 which doesn't deliver any signal but just checks if a process with the given PID exists. Also the call to trap will ensure that the lockfile is removed e...
Using print statements only to debug
...But, generally, outputting so much information is not a good practice. How do I use the print statements only when I want to debug and let them be skipped when I don't want them to be printed?
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Creating a div element in jQuery [duplicate]
How do I create a div element in jQuery ?
24 Answers
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Redirect From Action Filter Attribute
What is the best way to do a redirect in an ActionFilterAttribute . I have an ActionFilterAttribute called IsAuthenticatedAttributeFilter and that checked the value of a session variable. If the variable is false, I want the application to redirect to the login page. I would prefer to redire...