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Principal component analysis in Python
...ca.fit(x).transform(x)
print ('explained variance (first %d components): %.2f'%(n_components, sum(pca.explained_variance_ratio_)))
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How to post pictures to instagram using API
...OST graph.facebook.com
/17841400008460056/media?
image_url=https%3A%2F%2Fwww.example.com%2Fimages%2Fbronz-fonz.jpg&
caption=%23BronzFonz
This would return a container ID (let's say 17889455560051444), which you would then publish using the /user/media_publish edge, like this:
POST ...
How do I remove code duplication between similar const and non-const member functions?
...rgs>(args)...)); } Complete: gist.github.com/BlueSolei/bca26a8590265492e2f2760d3cefcf83
– ShaulF
May 18 '17 at 17:34
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How to echo with different colors in the Windows command line
...
call :ColorText 0b "cyan"
echo(
call :ColorText 19 "blue"
call :ColorText 2F "white"
call :ColorText 4e "yellow"
goto :eof
:ColorText
echo off
<nul set /p ".=%DEL%" > "%~2"
findstr /v /a:%1 /R "^$" "%~2" nul
del "%~2" > nul 2>&1
goto :eof
Run color /? to get a list of colors.
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Does “git fetch --tags” include “git fetch”?
...3 was ambiguous about this aspect of "fetch --tags" behavior.
Commit f0cb2f1 (2012-12-14) fetch --tags made the documentation match the old behavior.
This commit changes the documentation to match the new behavior (see Documentation/fetch-options.txt).
Request that all tags be fetched from ...
How to delete images from a private docker registry?
...ponse will be in the following format:
sha256:6de813fb93debd551ea6781e90b02f1f93efab9d882a6cd06bbd96a07188b073
Run the command given below with manifest value:
curl -v --silent -H "Accept: application/vnd.docker.distribution.manifest.v2+json" -X DELETE http://127.0.0.1:5000/v2/<name>/manif...
Add regression line equation and R^2 on graph
... list(rvalue = sprintf("%.2f",sign(coef(m)[2])*sqrt(summary(m)$r.squared)), pvalue = format(summary(m)$coefficients[2,4], digits = 2)))
– Jerry T
Apr 1 '17 ...
C++ templates Turing-complete?
...on a pastebin page and repasted it here: coliru.stacked-crooked.com/a/de06f2f63f905b7e .
– Johannes Schaub - litb
Jul 18 '15 at 11:07
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Difference between / and /* in servlet mapping url pattern
... StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstacko
Determine a string's encoding in C#
... else if (b.Length >= 3 && b[0] == 0x2b && b[1] == 0x2f && b[2] == 0x76) { text = Encoding.UTF7.GetString(b,3,b.Length-3); return Encoding.UTF7; } // UTF-7
//////////// If the code reaches here, no BOM/signature was found, so now
//////////// we need to 'taste...