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Knight's Shortest Path on Chessboard
I've been practicing for an upcoming programming competition and I have stumbled across a question that I am just completely bewildered at. However, I feel as though it's a concept I should learn now rather than cross my fingers that it never comes up.
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In SQL Server, when should you use GO and when should you use semi-colon ;?
I’ve always been confused with when I should use the GO keyword after commands and whether a semi-colon is required at the end of commands. What is the differences and why/when I should use them?
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What is the difference between a shim and a polyfill?
Both seem to be used in web development circles, see e.g. HTML5 Cross Browser Polyfills , which says:
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Why is the Java main method static?
The method signature of a Java main() method is:
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Python's many ways of string formatting — are the older ones (going to be) deprecated?
Python has at least six ways of formatting a string:
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How to move files from one git repo to another (not a clone), preserving history
Our Git repositories started out as parts of a single monster SVN repository where the individual projects each had their own tree like so:
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How can mixed data types (int, float, char, etc) be stored in an array?
I want to store mixed data types in an array. How could one do that?
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Does “git fetch --tags” include “git fetch”?
A nice and simple question - is the function of "git fetch" a strict sub-set of git fetch --tags ?
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How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
Note: This question is only relevant for Grunt 0.3.x and has been left for reference. For help with the latest Grunt 1.x release please see my comment below this question.
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Why is using the rails default_scope often recommend against?
Everywhere on the internet people mention that using the rails default_scope is a bad idea, and the top hits for default_scope on stackoverflow are about how to overwrite it. This feels messed up, and merits an explicit question (I think).
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