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How do I delete an exported environment variable?

... unset is the command you're looking for. unset GNUPLOT_DRIVER_DIR share | improve this answer | follow ...
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Global and local variables in R

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Java String split removed empty values

... edited Jun 20 at 9:12 Community♦ 111 silver badge answered Jan 30 '13 at 10:44 jlordojlordo ...
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?

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Get value of dynamically chosen class constant in PHP

... @DavidBaucum why would you wanna over-complicate this? The request is quite simple and involves no outside, user manipulable input. Aside from that, you're calling another function because, I guess, you don't like the string to be concatenated with delimiters? ...
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What is the difference between Modal and Push segue in Storyboards?

...igation Controller. This will set you a navigation controller that will be common to all your modal chain. Not that at that moment only the segue for displaying the navigation controller is "modal", whereas all the segues inside of you modal chain must be "push" segues. – HpTer...
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Does async(launch::async) in C++11 make thread pools obsolete for avoiding expensive thread creation

...th these numbers on an 8 core (AMD Ryzen 7 2700X) system running Fedora 29 compiled with clang version 7.0.1 and libc++ (not libstdc++): Do nothing calls per second: 35365257 Empty calls per second: 35210682 ...
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How to redirect to previous page in Ruby On Rails?

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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?

...th the information Reigo provided, and more details: http://msdn.microsoft.com/en-us/library/ms246609%28v=VS.110%29.aspx share | improve this answer | follow |...
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Not receiving Google OAuth refresh token

...he page showing Apps with access to your account: https://myaccount.google.com/u/0/permissions. Under the Third-party apps menu, choose your app. Click Remove access and then click Ok to confirm The next OAuth2 request you make will return a refresh_token (providing that it also includes the 'access...