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Why is String.chars() a stream of ints in Java 8?

...nd this was to prevent the explosion of methods and classes. Still, personally I think this was a very bad decision, and there should, given they do not want to make CharStream, which is reasonable, different methods instead of chars(), I would think of: Stream<Character> chars(), that give...
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ab load testing

...While ab runs, there will be -c clients hitting the site. This is what actually decides the amount of stress your site will suffer during the benchmark. -n: Indicates how many requests are going to be made. This just decides the length of the benchmark. A high -n value with a -c value that your ser...
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Way to read first few lines for pandas dataframe

...d of time? I have a large file that takes a long time to read, and occasionally only want to use the first, say, 20 lines to get a sample of it (and prefer not to load the full thing and take the head of it). ...
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What is the id( ) function used for?

... Python objects. Is it the same with memory addresses in C? Conceptually, yes, in that they are both guaranteed to be unique in their universe during their lifetime. And in one particular implementation of Python, it actually is the memory address of the corresponding C object. If yes, wh...
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Store JSON object in data attribute in HTML jQuery

...in the text just use $('#myElement').data('key',jsonObject); it won't actually be stored in the html, but if you're using jquery.data, all that is abstracted anyway. To get the JSON back don't parse it, just call: var getBackMyJSON = $('#myElement').data('key'); If you are getting [Object Objec...
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What is the difference between server side cookie and client side cookie?

...rence between creating cookies on the server and on the client? Are these called server side cookies and client side cookies? Is there a way to create cookies that can only be read on the server or on the client? ...
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How to get git diff with full context?

... the issue, but using a line count promises that it will work for even a small change in a very large file. share | improve this answer | follow | ...
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Storing custom objects in an NSMutableArray in NSUserDefaults

...ray]; if (oldSavedArray != nil) objectArray = [[NSMutableArray alloc] initWithArray:oldSavedArray]; else objectArray = [[NSMutableArray alloc] init]; } You should check that the data returned from the user defaults is not nil, because I believe unarchiving from nil causes a...
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What is global::?

...ss System { } } If you were to use System where it would be locally scoped in the foo class, you could use: global::System.Console.WriteLine("foobar"); to access the global namespace. Example using System; class Foo { public void baz() { Console.WriteLine("Foo 1"); ...
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Can Protractor and Karma be used together?

... to add minimal Karma setup to any project with one single command npm install min-karma. I'd like to clarify some possible misconceptions about Karma and Protractor. Karma FAQ actually does refer to Adapter for Angular's Scenario Runner, which, however, seems to be abandoned, with Protractor bei...