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Check if string contains only whitespace

...e OP wasn't asking to test for the empty string, but for a string that was all spaces. Your second method isn't bad though. Also, your parens surrounding the conditional aren't needed in python. – NeilK Jun 16 '17 at 21:00 ...
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Xcode 6: Keyboard does not show up in simulator

The keyboard does not show up when I run the simulator and click in the UITextView. How do I re-enable the keyboard? 13 Ans...
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matplotlib does not show my drawings although I call pyplot.show()

Help required on matplotlib. Yes, I did not forget calling the pyplot.show(). 14 Answers ...
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Does VBA have Dictionary Structure?

... I found a shorter Contains: On Error Resume Next _ col(key) _ Contains = (Err.Number = 0) – TWiStErRob Jun 20 '15 at 12:14 5 ...
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How to host a Node.Js application in shared hosting [closed]

... Run the node app from PHP: <?php //Choose JS file to run $file = 'node_modules/jt-js-sample/index.js'; //Spawn node server in the background and return its pid $pid = exec('PORT=49999 node/bin/node ' . $file . ' >/dev/null 2>&1 & echo $!'); //Wait for node to start up usleep(50000...
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UINavigationBar Hide back Button Text

... You can check out my very simple solution for hiding all back buttons through out the app. P.S.: Requires zero line of code of your own – Pratik Jamariya Sep 20 '17 at 18:44 ...
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One line ftp server in python

...k and temporary way to transfer files to a linux box without having to install a ftp server. Preferably a way using built in python libraries so there's nothing extra to install. ...
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UISegmentedControl below UINavigationbar in iOS 7

...WillAppear:(BOOL)animated { [super viewWillAppear:animated]; [self _moveHairline:YES]; } - (void)viewWillDisappear:(BOOL)animated { [super viewWillDisappear:animated]; [self _moveHairline:NO]; } - (void)_moveHairline:(BOOL)appearing { // move the hairline below the segmentbar ...
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Git hangs while writing objects

...d in my situation (old school solution none the less but a fresh restart really helped). – twknab Mar 23 '17 at 16:59 ...
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How to change colors of a Drawable in Android?

...at I'm loading up from a source image. On this image, I'd like to convert all of the white pixels to a different color, say blue, and then cache the resultant Drawable object so I can use it later. ...