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How to check if a value exists in an array in Ruby
..., even though it has been proposed before, in particular by Yusuke Endoh a top notch member of ruby-core.
As pointed out by others, the reverse method include? exists, for all Enumerables including Array, Hash, Set, Range:
['Cat', 'Dog', 'Bird'].include?('Unicorn') # => false
Note that if y...
How do I fetch lines before/after the grep result in bash?
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The way to do this is near the top of the man page
grep -i -A 10 'error data'
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Add only non-whitespace changes
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Top-voted answer does not work in all cases, due to whitespace in the patch context according to users in the comments.
I revised the command as follows:
$ git diff -U0 -w --no-color | git apply --cached --ignore-whitespace...
When to choose mouseover() and hover() function?
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What is the difference between the hidden attribute (HTML5) and the display:none rule (CSS)?
...entation. E.g. some elements might have display: none when viewed in a desktop browser, but not a mobile browser. Or, be hidden visually but still available to a screen-reader.
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How to recover a dropped stash in Git?
... work - appreciated - given that I only dropped recently I just picked the top SHA from the output of your command - then .... git stash apply SHA ... as mentioned in other answers - many thx
– danday74
Dec 11 '19 at 17:22
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Convert String to Uri
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SSL handshake alert: unrecognized_name error since upgrade to Java 1.7.0
... (which could also be a fatal alert). RFC 6066 precisely says this on this topic: "It is NOT RECOMMENDED to send a warning-level unrecognized_name(112) alert, because the client's behavior in response to warning-level alerts is unpredictable.". The only mistake made by this employee is to assume tha...
Why are `private val` and `private final val` different?
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Using Emacs as an IDE
...tom being a shell which I use to type in compile or make commands, and the top is often some sort of documentation or README file that I want to consult while I am working. Now I know there are some pretty expert Emacs users out there, and I am curious what other Emacs functionally is useful if the...