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What is ?= in Makefile

... @Simon Note that command line arguments to make already override Makefile variables without the need of ?=. – CMCDragonkai Aug 22 '18 at 4:52 add a comment ...
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Python Flask Intentional Empty Response

... Ftr: you may use httplib.NO_CONTENT to avoid the magic number. – dtk Feb 14 '16 at 0:23 11 ...
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How to validate an email address using a regular expression?

Over the years I have slowly developed a regular expression that validates MOST email addresses correctly, assuming they don't use an IP address as the server part. ...
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How can I split and trim a string into parts all on one line?

...ToList(); FYI, the Foreach method takes an Action (takes T and returns void) for parameter, and your lambda return a string as string.Trim return a string Foreach extension method is meant to modify the state of objects within the collection. As string are immutable, this would have no effect Ho...
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XPath to select element based on childs child value

... Without . didn't work for me (needed ./author/name) – MichaelChirico Oct 11 '18 at 6:03 ...
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Bind a function to Twitter Bootstrap Modal Close

... Bootstrap 3 & 4 $('#myModal').on('hidden.bs.modal', function () { // do something… }); Bootstrap 3: getbootstrap.com/javascript/#modals-events Bootstrap 4: getbootstrap.com/docs/4.1/components/modal/#events Bootstrap 2.3.2 $('#myModal').on('hidden',...
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How to save picture to iPhone photo library?

...ageWriteToSavedPhotosAlbum(UIImage *image, id completionTarget, SEL completionSelector, void *contextInfo); You only need completionTarget, completionSelector and contextInfo if you want to be notified ...
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In Objective-C, how do I test the object type?

...ass:[SomeClass class]]; You might also try doing somthing like this for(id element in myArray) { NSLog(@"======================================="); NSLog(@"Is of type: %@", [element className]); NSLog(@"Is of type NSString?: %@", ([[element className] isMemberOfClass:[NSString class]]...
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Access “this” from Java anonymous class

... I didn't know even this keywords could be differentiated just as methods and attributes can. +1 – logo_writer Jun 6 '16 at 6:50 ...
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href image link download on click

...esn't support it, as mentioned in the answer. Look at the caniuse link provided. – peirix Jul 6 '15 at 10:25 10 ...