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What is the difference between sigaction and signal?

...ion() avoids - unless you use the flags explicitly added to sigaction() to allow it to faithfully simulate the old signal() behaviour. The signal() function does not (necessarily) block other signals from arriving while the current handler is executing; sigaction() can block other signals until the...
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How to track untracked content?

...plugins/open_flash_chart_2 starts out as an independent Git repository. Usually such sub-repositories are ignored, but if you tell git add to explicitly add it, then it will create an gitlink entry that points to the sub-repository’s HEAD commit instead of adding the contents of the directory. It ...
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How to convert a Title to a URL slug in jQuery?

...on an app in CodeIgniter, and I am trying to make a field on a form dynamically generate the URL slug. What I'd like to do is remove the punctuation, convert it to lowercase, and replace the spaces with hyphens. So for example, Shane's Rib Shack would become shanes-rib-shack. ...
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How can I restore the MySQL root user’s full privileges?

I accidentally removed some of the privileges from my MySQL root user, including the ability to alter tables. Is there some way I can restore this user to its original state (with all privileges)? ...
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Why should text files end with a newline?

I assume everyone here is familiar with the adage that all text files should end with a newline. I've known of this "rule" for years but I've always wondered — why? ...
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How can I get nth element from a list?

... Personally I can't comprehend how an at-index accessor that doesn't return a Maybe type is acceptable as idiomatic Haskell. [1,2,3]!!6 will give you a runtime error. It could very easily be avoided if !! had the type [a] -> Int ...
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node.js require all files in a folder?

How do I require all files in a folder in node.js? 14 Answers 14 ...
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How to pick just one item from a generator?

... would use the second syntax given in my answer, next(g). This will internally call g.__next__(), but you don't really have to worry about that, just as you usually don't care that len(a) internally calls a.__len__(). – Sven Marnach Apr 10 '14 at 10:31 ...
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How to delete duplicate lines in a file without sorting it in Unix?

... To save it in a file we can do this awk '!seen[$0]++' merge_all.txt > output.txt – Akash Kandpal Jul 19 '18 at 11:42 5 ...
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How to read a file into a variable in shell?

... Ok but it's bash, not sh; it may not fit all cases. – moala Apr 15 '13 at 11:25 18 ...