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What are best practices for validating email addresses on iOS 2.0

... ; "]", or "\" Yes, that means +, ', etc are all legit. share | improve this answer | follow | ...
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How does std::forward work? [duplicate]

...d as possible and explain when std::forward would be incorrect if it was allowed to use template argument deduction. 3 An...
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How can I maximize a split window?

... a reputable source, I'm going to hold that as your personal preference, really. I'm usually not using them, but I've recently found I'm using them for thigns like this (maximizing a sidebuffer temporarily; doing power stuff like having multiple disjoint side-by-side diffs in a single vim session). ...
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What is the JavaScript convention for no operation?

... "function" // returns true It can be invoked as a function and essentially does nothing as shown here: setTimeout(function() { console.log('Start: ', Date.now()); Function.prototype(); console.log('End : ', Date.now()); }, 1000); Although this is a "true noop" since...
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How to delete all Annotations on a MKMapView

Is there a simple way to delete all the annotations on a map without iterating through all the displayed annotations in Objective-c? ...
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Why does the MongoDB Java driver use a random number generator in a conditional?

...k && Math.random() <= 0.1) return res; The commit that originally introduced this logic had if (_ok == true) { _logger.log( Level.WARNING , "Server seen down: " + _addr, e ); } else if (Math.random() < 0.1) { _logger.log( Level.WARNING , "Server seen down: " + _addr ); } —a...
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“Too many values to unpack” Exception

...nATupleWithThreeValues() print a print b raises Traceback (most recent call last): File "c.py", line 3, in ? a,b = returnATupleWithThreeValues() ValueError: too many values to unpack Now, the reason why this happens in your case, I don't know, but maybe this answer will point you in the r...
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Chrome, Javascript, window.open in new tab

...pup’) by specifying options in the 3rd parameter 3. If the window.open call was not part of a user-initiated event, it’ll open in a new window. 4. A “user initiated event” does not have to the same function call – but it must originate in the function invoked by a user click 5. If a use...
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What are Flask Blueprints, exactly?

...he string mold in Blueprint("mold", __name__) – Codevalley Aug 7 '17 at 6:48 8 ...
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UIBarButtonItem with custom image and no border

...ation code here } @end So anywhere in your code you can create bar item calling this method (provided that you include a header with its declaration). P.S. You do not need to use 'v' UIView as you can create UIBarButtonItem with a button as custom view directly. P.P.S. You also need [forward rel...