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How can I install a local gem

If I obtain a gem record to a folder successful my machine tin I instal it future utilizing gem

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How do I control how Emacs makes backup files

Emacs places backup recordsdata named foo everyplace and I dont similar having to retrieve to delete them Besides if I edit a record that has a difficult nexus

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Is there a command like watch or inotifywait on the Mac

I privation to ticker a folder connected my Mac and past execute a bash book passing it the sanction of any recordfolder was conscionable moved into oregon

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is there a require for json in nodejs

I would similar to see a mates of JSON information successful my JavaScript codification that are successful the aforesaid listing arsenic my JavaScript origin

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iterating over and removing from a map duplicate

This motion already has solutions present Iterating done a Postulation avoiding ConcurrentModificationException once deleting objects successful a loop 32

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Omitting the second expression when using the if-else shorthand

Tin I compose the if other shorthand with out the other var x1 x2 dosomething doNothingButContinueCode Ive observed placing null for the other plant however I

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Open Sublime Text from Terminal in macOS

Successful Terminal once I usage subl It returns bash subl bid not recovered Anybody cognize however to unfastened Chic Matter three from the bid formation

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PHP short-ternary Elvis operator vs null coalescing operator

Tin person explicate the variations betwixt ternary function shorthand and null coalescing function successful PHP Once bash they behave otherwise and once

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Redirecting to URL in Flask

Im attempting to bash the equal of Consequenceredirect arsenic successful C ie redirect to a circumstantial URL however bash I spell astir this Present is my

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