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@ character before a function call

What is the difference between these two function calls in PHP? 5 Answers 5 ...
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What is the difference between git clone and checkout?

... operates on data that's already fetched. So it's not like svn checkout at all. – August Lilleaas May 26 '15 at 12:02 13 ...
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How to not run an example using roxygen2?

...answer instead of dontrun. From ?example 'donttest encloses code that typically should be run, but not during package checking.' whereas 'dontrun encloses code that should not be run.' I also got a comment by cran maintainers to switch from dontrun to donttest. – Julian Karch ...
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CSS endless rotation animation

... Am I correct in understanding this is not theoretically perfect since the non-vendor-prefixed properties should always be last so as not to override standards-compliant behavior? See: css-tricks.com/ordering-css3-properties – user657199 ...
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How to redirect stderr and stdout to different files in the same line in script?

... Great answer! I really like your explanation of how 1> can be written as > – user784637 Oct 26 '11 at 13:25 ...
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Detect iPad Mini in HTML5

Apple's iPad Mini is a smaller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success. ...
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Implementing comparison operators via 'tuple' and 'tie', a good idea?

(Note: tuple and tie can be taken from Boost or C++11.) When writing small structs with only two elements, I sometimes tend to choose a std::pair , as all important stuff is already done for that datatype, like operator< for strict-weak-ordering. The downsides though are the pretty much us...
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jQuery document.ready vs self calling anonymous function

....ready(function(){ ... }); or short $(function(){...}); This Function is called when the DOM is ready which means, you can start to query elements for instance. .ready() will use different ways on different browsers to make sure that the DOM really IS ready. (function(){ ... })(); That is nothing ...
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Code signing certificate for open-source projects?

I want to publish one of my applications as open-source and want to digitally sign the binaries I've created with my own certificate. (Of course, anyone else can just download the code and build it themselves with their own certificate.) I want to do this so anyone can check that this build was made...
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What does get-task-allow do in Xcode?

... project, I create a new Entitlements.plist, and set the value of get-task-allow to false. But why? What does this key represent? ...