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What is a plain English explanation of “Big O” notation?
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If we have two 100-digit numbers we need to do 10,000 multiplications and 200 adds. For two one million digit numbers we need to do one trillion (1012) multiplications and two million adds.
As the algorithm scales with n-squared, this is O(n2) or quadratic complexity. This is a good time to introd...
JPA or JDBC, how are they different?
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JDBC is a much lower-level (and older) specification than JPA. In it's bare essentials, JDBC is...
Shading a kernel density plot between two points.
...an mine.
– JD Long
Aug 16 '10 at 17:20
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How does git store files?
...wer ;)
– Josh O'Brien
Jan 27 '15 at 20:50
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What are conventions for filenames in Go?
...uild tags. See here for a nice overview of how to do that: dave.cheney.net/2013/10/12/…
– Ian Gustafson
Nov 2 '18 at 18:37
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Purpose of Django setting ‘SECRET_KEY’
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Roshan MathewsRoshan Mathews
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How to execute PHP code from the command line?
...ned by its author (Facebook) and someone on the Google Groups page said in 2012 that "phpsh isn't really supported or useful any more". You might look into the Boris REPL for an improved php console.
– Ben Creasy
Oct 10 '15 at 1:17
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What is a “feature flag”?
..."released" into production.
More info here:
http://code.flickr.com/blog/2009/12/02/flipping-out/
-- EDIT:
Feature Flags java implementation.
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Pandoc markdown page break
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answered Jun 10 at 20:34
yurenchenyurenchen
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What can MATLAB do that R cannot do? [closed]
...R IDE
– Jason Axelson
Mar 16 '11 at 20:38
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Too bad this question was closed. This is one of the ...