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Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)

...ausage meat peppers vegetable That was the explanation that an 8 year-old might understand. Here is the more technical version. BCNF acts differently from 3NF only when there are multiple overlapping candidate keys. The reason is that the functional dependency X -> Y is of course ...
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How to say “should_receive” more times in RSpec

...n't know – Jared Beck Jan 3 '14 at 18:04 2 Should use the new syntax mentioned in Uri's answer. ...
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Android onCreate or onStartCommand for starting service

... 189 onCreate() is called when the Service object is instantiated (ie: when the service is created)....
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Mongodb Explain for Aggregation framework

...ecution stats to help optimize/profile aggregation pipelines: SERVER-19758: Add "executionStats" and "allPlansExecution" explain modes to aggregation explain SERVER-21784: Track execution stats for each aggregation pipeline stage and expose via explain SERVER-22622: Improve $lookup explain to indi...
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Resolve conflicts using remote changes when pulling from Git remote

... kay 22.7k1010 gold badges8686 silver badges125125 bronze badges answered Jan 24 '11 at 21:26 CascabelCascabel ...
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Any way to modify Jasmine spies based on arguments?

...rgs('abc').and.returnValue('Jane') .withArgs('123').and.returnValue(98765); }); }); For Jasmine versions earlier than 3.0 callFake is the right way to go, but you can simplify it using an object to hold the return values describe('my fn', function() { var params = { 'abc': 'Jane', ...
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Set 4 Space Indent in Emacs in Text Mode

I've been unsuccessful in getting Emacs to switch from 8 space tabs to 4 space tabs when pressing the TAB in buffers with the major mode text-mode . I've added the following to my .emacs : ...
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How do I determine which iOS SDK I have?

...ld -showsdks it gives something like this: $> OS X SDKs: OS X 10.8 -sdk macosx10.8 OS X 10.9 -sdk macosx10.9 iOS SDKs: iOS 6.1 -sdk iphoneos6.1 iOS 7.0 -sdk iphoneos7.0 iOS Simulator S...
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Sublime Text 2 - Link with Editor / Show file in sidebar

... 83 https://github.com/sobstel/SyncedSideBar You can install this via the Package Control utility ...
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to_string is not a member of std, says g++ (mingw)

...h MinGW. This issue has been fixed in MinGW-w64 distros higher than GCC 4.8.0 provided by the MinGW-w64 project. Despite the name, the project provides toolchains for 32-bit along with 64-bit. The Nuwen MinGW distro also solves this issue. ...