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Bash variable scope
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Because you're piping into the while loop, a sub-shell is created to run the while loop.
Now this child process has its own copy of the environment and can't pass any
variables back to its parent (as in any unix process).
Therefore you'll need...
Undefined reference to static class member
Can anyone explain why following code won't compile? At least on g++ 4.2.4.
7 Answers
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How to run test cases in a specified file?
My package test cases are scattered across multiple files, if I run go test <package_name> it runs all test cases in the package.
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How to read the RGB value of a given pixel in Python?
If I open an image with open("image.jpg") , how can I get the RGB values of a pixel assuming I have the coordinates of the pixel?
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endsWith in JavaScript
How can I check if a string ends with a particular character in JavaScript?
31 Answers
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What's the simplest way to subtract a month from a date in Python?
If only timedelta had a month argument in it's constructor. So what's the simplest way to do this?
20 Answers
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Should I use int or Int32
In C#, int and Int32 are the same thing, but I've read a number of times that int is preferred over Int32 with no reason given. Is there a reason, and should I care?
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Get the real width and height of an image with JavaScript? (in Safari/Chrome)
I am creating a jQuery plugin.
30 Answers
30
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How to strip HTML tags from string in JavaScript? [duplicate]
How can I strip the HTML from a string in JavaScript?
4 Answers
4
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Where can I get Google developer key
I am working on Google API like chat, contacts and so on...
I am stuck on developer_key as mentioned in gdata doc.
16 Ans...