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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...
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Response.Redirect to new window

... Dude, this is fantastic solution that actually works! Thank you. – Klaus Nji Nov 14 '14 at 21:31 ...
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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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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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Android - Camera preview is sideways

... as a bug with certain hardware see here but can be overcome by using the call to mCamera.setDisplayOrientation(degrees) available in API 8. So this is how I implement it: public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { if (isPreviewRunning) { ...
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Example for boost shared_mutex (multiple reads/one write)?

I have a multithreaded app that has to read some data often, and occasionally that data is updated. Right now a mutex keeps access to that data safe, but it's expensive because I would like multiple threads to be able to read simultaneously, and only lock them out when an update is needed (the updat...
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Calling a function of a module by using its name (a string)

What is the best way to go about calling a function given a string with the function's name in a Python program. For example, let's say that I have a module foo , and I have a string whose content is "bar" . What is the best way to call foo.bar() ? ...
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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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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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Avoid browser popup blockers

...m javascript that is not invoked by direct user action. That is, you can call window.open in response to a button click without getting hit by the popup blocker, but if you put the same code in a timer event it will be blocked. Depth of call chain is also a factor - some older browsers only look a...