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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
I have seen lots of ways of running Perl code or scripts, with different flags. However, when I try to google for what each flag means, I mainly get results to generic Perl sites and no specific information regarding the flags or their use is found there.
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How to return an empty ActiveRecord relation?
If I have a scope with a lambda and it takes an argument, depending on the value of the argument, I might know that there will not be any matches, but I still want to return a relation, not an empty array:
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Running unittest with typical test directory structure
The very common directory structure for even a simple Python module seems to be to separate the unit tests into their own test directory:
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How to add a custom Ribbon tab using VBA?
I am looking for a way to add a custom tab in the Excel ribbon which would carry a few buttons. I chanced on some resources addressing it via Google but all look dodgy and outrageously complicated.
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Turn off autosuggest for EditText?
Is there a way to programmatically turn off that autosuggest list which pops up as you type in EditText?
14 Answers
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Func vs. Action vs. Predicate [duplicate]
With real examples and their use, can someone please help me understand:
3 Answers
3
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redirect COPY of stdout to log file from within bash script itself
I know how to redirect stdout to a file:
9 Answers
9
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Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
I want a regular expression to check that
13 Answers
13
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Stack Memory vs Heap Memory [duplicate]
I am programming in C++ and I am always wondering what exactly is stack memory vs heap memory. All I know is when I call new, I would get memory from heap. If if create local variables, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporar...
Nodejs cannot find installed module on Windows
I am learning nodejs at the moment on Windows. Several modules are installed globally with npm.cmd, and nodejs failed to find the installed modules. Take jade for example,
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