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Run cron job only if it isn't already running

... This wheel was already invented somewhere else :) E.g., serverfault.com/a/82863/108394 – Filipe Correia Jun 8 '13 at 2:27 ...
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Get protocol + host name from URL

...o app, I need to get the host name from the referrer in request.META.get('HTTP_REFERER') along with its protocol so that from URLs like: ...
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What are the big improvements between guava and apache equivalent libraries?

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
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Color in git-log

... --pretty=format:"%C(yellow)%an%Creset" Regular ANSI colors should work https://en.wikipedia.org/wiki/ANSI_escape_code black red green yellow blue magenta cyan white share | improve this answe...
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JavaScript loop through json array?

...(json[key].msg); } } And it gives perfect result. See the fiddle here : http://jsfiddle.net/zrSmp/ share | improve this answer | follow | ...
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Replacing all non-alphanumeric characters with empty strings

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How to disable Google Chrome auto update?

... You need to use fillowing method for Chrome v42. wikihow.com/Completely-Disable-Google-Chrome-Update – Amar Apr 27 '15 at 5:35 ...
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Visual Studio 2010 always thinks project is out of date, but nothing has changed

...along with the filters they're located in. You can find it as a Gist here: https://gist.github.com/antiuniverse/3825678 (or this fork that supports relative paths) Example: D:\...> check_inc.py sdk/src/game/client/swarm_sdk_client.vcxproj [Header Files]: fx_cs_blood.h (cstrike\fx_cs_blood.h...
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Functional programming - is immutability expensive? [closed]

...e but it’s got the same worst-case asymptotic runtime (O(n^2)) and space complexity (O(n)) as the procedural in-place version. On average, its running time is still on par with that of the in-place variant (O(n log n)). Its space complexity, however, is still O(n). There are two obvious disad...
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Find value in an array

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