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What is the difference between a var and val definition in Scala?

...ge the state of that object. At the root of it, however, there was a var. Now, immutability is a good thing for many reasons. First, if an object doesn't change internal state, you don't have to worry if some other part of your code is changing it. For example: x = new B(0) f(x) if (x.value.value ...
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Custom numeric format string to always display the sign

... Thank you, Kamil - I missed that. I have now corrected the force sign format: +#;-#;+0 (instead of +#;-#) – Edward Aug 25 '15 at 14:16 ...
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Forking from GitHub to Bitbucket

...oth of them use git . Basically I'd like to create a ‘fork’ (I don't know if I'm using the right terms, since I'm new to git ) of CakePHP in my Bitbucket repository, in order to be able to get the updates without the need to download all the CakePHP zip/tar and replace the folder, then commit ...
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git add remote branch

... things are setup correctly, you will get a list of the remote references. Now git fetch origin will work barring any other issues like an unplugged network cable. Once you have that done, you can get any branch you want that the above command listed with git checkout some-branch this will cr...
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What is the best comment in source code you have ever encountered? [closed]

... //Dear Programmer // //Your code now runs slower now that I fixed all the bugs you //introduced. //But your optimizations sure helped. – DevinB Mar 6 '09 at 15:09 ...
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Is using a lot of static methods a bad thing?

... Math object encapsulate anything but behaviour? – JonoW Apr 15 '09 at 17:22 10 He just said susp...
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How does the algorithm to color the song list in iTunes 11 work? [closed]

... Pretty awesome solution. Now need a port from Mathematica to Objective-C, that is a hard struggle. – loretoparisi Dec 3 '12 at 20:29 ...
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Pandas get topmost n records within each group

... Yes, I think that's it. Overlooked this somehow. Do you know good way to number records within group? – Roman Pekar Nov 19 '13 at 10:48 ...
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Test iOS app on device without apple developer program or jailbreak

...lso, you must do this for every .sdk you want to be able to run on device. Now, in your project settings, you can change Code Signing Identity to Don't Code Sign. Your app should now build and install on your device successfully. UPDATE: There are some issues with iOS 5.1 SDK that this method may no...
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What is the difference between string primitives and String objects in JavaScript?

...art from being a full fledged object, serves as a wrapper for v8::String. Now it is only logical, a call to new String('').method() has to unbox this v8::StringObject's v8::String before executing the method, hence it is slower. In many other languages, primitive values do not have methods. The...