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GROUP_CONCAT ORDER BY

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How to write multiple line property value using PropertiesConfiguration?

I have a properties file with a property with a List value (comma separated), how to write this property in a multi-line ? (backslash after the comma)? ...
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mingw-w64 threads: posix vs win32

...e two options: win32 threads and posix threads. I know what is the difference between win32 threads and pthreads but I don't understand what is the difference between these two options. I doubt that if I will choose posix threads it will prevent me from calling WinAPI functions like CreateThread. ...
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Possible to access the index in a Hash each loop?

I'm probably missing something obvious, but is there a way to access the index/count of the iteration inside a hash each loop? ...
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Ternary Operator Similar To ?:

I am trying to avoid constructs like this: 5 Answers 5 ...
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Regex how to match an optional character

I have a regex that I thought was working correctly until now. I need to match on an optional character. It may be there or it may not. ...
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Find the extension of a filename in Ruby

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How to sort the result from string_agg()

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What is the difference between t.belongs_to and t.references in rails?

What is the difference between t.references and t.belongs_to ? Why are we having those two different words? It seems to me they do the same thing? Tried some Google search, but find no explanation. ...
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Specify pane percentage in tmuxinator project

How can I specify a pane percentage in tmuxinator ? 1 Answer 1 ...