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How do I call Objective-C code from Swift?

...ible to Objective-C by using the @objc prefix, this is no longer possible. Now, to be visible in Objective-C, the Swift object must either be a class conforming to NSObjectProtocol (easiest way to do this is to inherit from NSObject), or to be an enum marked @objc with a raw value of some integer ty...
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Does overflow:hidden applied to work on iPhone Safari?

... Had this issue today on iOS 8 & 9 and it seems that we now need to add height: 100%; So add html, body { position: relative; height: 100%; overflow: hidden; } share | im...
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What's the best practice to round a float to 2 decimals? [duplicate]

...that allows you to round a number to the number of decimals that you want. Now you need two, but maybe you would like to try with 3 to compare results, and this function gives you this freedom. /** * Round to certain number of decimals * * @param d * @param decimalPlace * @return */ public stati...
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How can I change an element's class with JavaScript?

... Wow, three years and 183 upvotes and nobody spotted that until now. Thanks jinglesthula, I've corrected the regex so it wont incorrectly remove parts of class names. // I guess this is a good example of why a Framework (like jQuery) is worth using - bugs like this are caught and fixed so...
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GCM with PHP (Google Cloud Messaging)

...t i dont receive any message on the phone. I want to debug it, but i dont know why my $result is always empty... – Bertrand Jul 5 '12 at 11:49 9 ...
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How do I merge my local uncommitted changes into another Git branch?

...ict of interest". With your updated post, I do not have to downvote at all now. Thanks :) – VonC Feb 17 '09 at 14:56 @...
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What's the difference between session.persist() and session.save() in Hibernate?

...n 2 , vehicle entity obtained in previous session is a detached object and now we will try to save / persist it // (i) Using Save() to persist a detached object Session session2 = factory.openSession(); session2.beginTransaction(); entity.setVehicleName("Toyota"); session2.save(entity); session2.g...
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How can I exclude directories from grep -R?

...gt;/dev/null \; SOLUTION 2 (using the --exclude-dir option of grep): You know this solution already, but I add it since it's the most recent and efficient solution. Note this is a less portable solution but more human-readable. grep -R --exclude-dir=node_modules 'some pattern' /path/to/search To e...
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Why does Java allow us to compile a class with a name different than the file name?

...advent of nested / anonymous classes, if the same decision were to be made now (not caring about backwards compatibility) it would make much more sense to just allow one top level class per file. – Michael Berry Nov 25 '13 at 14:45 ...
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How to use shared memory with Linux in C

... Haha I know what you mean, but it's actually because we're not used to reading manpages. When I learned to read them and got used to them, they became even more useful than lousy tutorials with particular demonstrations. I remember I...