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How do I negate a test with regular expressions in a bash script?

...ate a test with Regular Expressions. For example, I would like to conditionally add a path to the PATH variable, if the path is not already there, as in: ...
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C++ error: undefined reference to 'clock_gettime' and 'clock_settime'

...c version 2.17, the library linking -lrt is no longer required. The clock_* are now part of the main C library. You can see the change history of glibc 2.17 where this change was done explains the reason for this change: +* The `clock_*' suite of functions (declared in <time.h>) is now avai...
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How to get the size of a JavaScript object?

... Anyone who landed here looking for the smallest type for the purposes of false/true, it seems to be undefined/null. – zupa Jan 24 '13 at 16:32 3 ...
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Application auto build versioning

... :) by default it compiles with -ldflags "-Xmain.VERSION x.x.x -Xmain.BUILD_DATE CurrentDateInISO8601", but you can configure those variable names if you like. See github.com/laher/goxc ... (disclaimer: I wrote goxc) – laher Nov 14 '13 at 20:51 ...
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How do I use InputFilter to limit characters in an EditText in Android?

... actually it doesn't work as well in newer Androids (like 4.0+). They introduce dictionary suggestions above the keyboard. When you type a common word (let's say "the") followed by an illegal character for this filter (say, "-"), ...
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How to set UICollectionViewDelegateFlowLayout?

...and this will only work if self.collectionView.collectionViewLayout is actually set to your flow layout. (or set with initWithFrame:collectionViewLayout:) share | improve this answer | ...
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What do the return values of node.js process.memoryUsage() stand for?

... Scheme first. A running program is always represented through some space allocated in memory. This space is called Resident Set. V8 uses a scheme similar to the Java Virtual Machine and divides the memory into segments: Code: the actual code being executed Stack: contains all value types (prim...
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How can I check whether a radio button is selected with JavaScript?

... I don't really follow what you're saying? Are interested in whether or not ANY radio button is selected? – Mark Biek Sep 14 '09 at 20:41 ...
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How to set cookie in node js using express framework?

...important! }); // let static middleware do its job app.use(express.static(__dirname + '/public')); Also, middleware needs to either end a request (by sending back a response), or pass the request to the next middleware. In this case, I've done the latter by calling next() when the cookie has been...
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Check play state of AVPlayer

Is there a way to know whether an AVPlayer playback has stalled or reached the end? 11 Answers ...