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Difference between Fact table and Dimension table?

...this out to see an alternative view on the star schema model Inmon vs. Kimball. Kimbal has a good forum you may also want to check out here: Kimball Forum. Edit: To answer comment about examples for 4NF: Example for a fact table violating 4NF: Sales Fact (ID, BranchID, SalesPersonID, ItemID, Am...
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Reorder / reset auto increment primary key

... You could drop the primary key column and re-create it. All the ids should then be reassigned in order. However this is probably a bad idea in most situations. If you have other tables that have foreign keys to this table then it will definitely not work. ...
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NSString property: copy or retain?

Let's say I have a class called SomeClass with a string property name: 10 Answers ...
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Convert DOS line endings to Linux line endings in Vim

If I open files I created in Windows, the lines all end with ^M . How do I delete these characters all at once? 26 Answers...
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What is a “batch”, and why is GO used?

... SQL server (Sybase or Microsoft's - not sure about what Oracle does), signalling to the client program that the set of commands that were input into it up till the "go" need to be sent to the server to be executed. Why/when do you need it? GO in MS SQL server has a "count" parameter - so you can u...
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How to fix committing to the wrong Git branch?

... perfect fix, actually had a couple commits so did HEAD^^ and bam all is gravy – pablo Jan 27 '12 at 17:58 8 ...
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AngularJS access parent scope from child controller

...rty}} </div> See jsFiddle: http://jsfiddle.net/2r728/ Update Actually since you defined cities in the parent controller your child controller will inherit all scope variables. So theoritically you don't have to call $parent. The above example can also be written as follows: function Paren...
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What are Maven goals and phases and what is their difference?

...can specify a goal or a phase. If you specify a phase then maven will run all phases up to the phase you specified in order (e.g. if you specify package it will first run through the compile phase and then the test phase and finally the package phase) and for each phase it will run all goals attach...
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What is the best Java library to use for HTTP POST, GET etc.? [closed]

... transport error: " + e.getMessage()); e.printStackTrace(); } finally { // Release the connection. method.releaseConnection(); } } } some highlight features: Standards based, pure Java, implementation of HTTP versions 1.0 and 1.1 Full implementation of all HTTP me...
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Using Tint color on UIImageView

... You can also just set this on your asset. Make sure your image contains all white pixels + transparent. share | improve this answer | follow | ...