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How can I quantify difference between two i<em>mem>ages?
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General idea
Option 1: Load both i<em>mem>ages as arrays (scipy.<em>mem>isc.i<em>mem>read) and calculate an ele<em>mem>ent-wise (pixel-by-pixel) difference. Calculate the nor<em>mem> of the difference.
Option 2: Load both i<em>mem>ages. Calculate so<em>mem>e feature vector for each of the<em>mem> (like a histogra...
Objective-C Static Class Level variables
I have a class Fil<em>mem>, each of which stores a unique ID. In C#, Java etc I can define a static int currentID and each ti<em>mem>e i set the ID i can increase the currentID and the change occurs at the class level not object level. Can this be done in Objective-C? I've found it very hard to find an answer for...
Add regression line equation and R^2 on graph
I wonder how to add regression line equation and R^2 on the ggplot . <em>Mem>y code is:
9 Answers
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How to deter<em>mem>ine whether a given Linux is 32 bit or 64 bit?
When I type una<em>mem>e -a , it gives the following output.
21 Answers
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Python dateti<em>mem>e to string without <em>mem>icrosecond co<em>mem>ponent
I'<em>mem> adding UTC ti<em>mem>e strings to Bitbucket API responses that currently only contain A<em>mem>sterda<em>mem> (!) ti<em>mem>e strings. For consistency with the UTC ti<em>mem>e strings returned elsewhere, the desired for<em>mem>at is 2011-11-03 11:07:04 (followed by +00:00 , but that's not ger<em>mem>ane).
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Re<em>mem>ove all files except so<em>mem>e fro<em>mem> a directory
When using sudo r<em>mem> -r , how can I delete all files, with the exception of the following:
19 Answers
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JavaScript seconds to ti<em>mem>e string with for<em>mem>at hh:<em>mem><em>mem>:ss
I want to convert a duration of ti<em>mem>e, i.e., nu<em>mem>ber of seconds to colon-separated ti<em>mem>e string (hh:<em>mem><em>mem>:ss)
43 Answers
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Why are side-effects <em>mem>odeled as <em>mem>onads in Haskell?
Could anyone give so<em>mem>e pointers on why the i<em>mem>pure co<em>mem>putations in Haskell are <em>mem>odelled as <em>mem>onads?
8 Answers
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Convert ti<em>mem>esta<em>mem>p to readable date/ti<em>mem>e PHP
I have a ti<em>mem>esta<em>mem>p stored in a session (1299446702).
13 Answers
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Equals(=) vs. LIKE
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Different Operators
LIKE and = are different operators. <em>Mem>ost answers here focus on the wildcard support, which is not the only difference between these operators!
= is a co<em>mem>parison operator that operates on nu<em>mem>bers and strings. When co<em>mem>paring strings, the co<em>mem>parison operator co<em>mem>p...