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Checking if output of a command contains a certain string in a shell script

I'm writing a shell script, and I'm trying to check if the output of a command contains a certain string. I'm thinking I probably have to use grep, but I'm not sure how. Does anyone know? ...
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In Unix, can I run 'make' in a directory without cd'ing to that directory first?

... Grump - that isn't in standard make; it must be a GNU extension. Since you say Linux and Unix, it isn't clear which you want, but the -C option won't work on Solaris 10 (/usr/ccs/bin/make), AIX (/usr/bin/make), or HP-UX 11.23 (/usr/bin/make). Stil...
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php static function

...() is actually an instance method which you are calling as a static method and you get away with it because sayHi() never refers to $this. Static functions are associated with the class, not an instance of the class. As such, $this is not available from a static context ($this isn't pointing to any...
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Add a fragment to the URL without causing a redirect?

... No worries - and it makes you wonder why it always returns it. – alex Nov 26 '10 at 2:13 add a comment ...
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How to set the style -webkit-transform dynamically using JavaScript?

... The JavaScript style names are WebkitTransformOrigin and WebkitTransform element.style.webkitTransform = "rotate(-2deg)"; Check the DOM extension reference for WebKit here. share | ...
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How do I update an NPM module that I published?

I created a NPM module and I published it at version 0.0.1 5 Answers 5 ...
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Java equivalent of C#'s verbatim strings with @

... i love c# 6 with @"string" and $"string{i}" and very futures more than java – Guido Mocha May 11 '17 at 7:39 5 ...
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How can I see the entire HTTP request that's being sent by my Python application?

... PayPal's API over HTTPS. Unfortunately, I'm getting an error from PayPal, and PayPal support cannot figure out what the error is or what's causing it. They want me to "Please provide the entire request, headers included". ...
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How to include external Python code to use in other files?

... answered Apr 3 '09 at 17:24 Andrew HareAndrew Hare 310k6363 gold badges611611 silver badges614614 bronze badges ...
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What does the “|” (single pipe) do in JavaScript?

... 1 0 = 10 (8 + 2) ======= 1 1 1 0 = 14 (8 + 4 + 2) Bitwise ORing 6 and 10 will give you 14: alert(6 | 10); // should show 14 Terribly confusing! share | improve this answer | ...