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Django migration strategy for renaming a model and relationship fields
...ting data showed up, all the other tables referenced Bar fine.
from here: https://hanmir.wordpress.com/2012/08/30/rename-model-django-south-migration/
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...
cocktail party algorithm SVD implementation … in one line of code?
....fi/ica/cocktail/cocktail_en.cgi.
reference for implementation is http://www.cs.nyu.edu/~roweis/kica.html
ok, here's code -
[x1, Fs1] = audioread('mix1.wav');
[x2, Fs2] = audioread('mix2.wav');
xx = [x1, x2]';
yy = sqrtm(inv(cov(xx')))*(xx-repmat(mean(xx,2),1,size(xx,2)));
[W,s,v] = svd((repmat(...
How to split a string in Haskell?
...Remember that you can look up the definition of Prelude functions!
http://www.haskell.org/onlinereport/standard-prelude.html
Looking there, the definition of words is,
words :: String -> [String]
words s = case dropWhile Char.isSpace s of
"" -> []
...
How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
...t located in your jenkins workspace.
So basically what I need from http://www.eclemma.org/jacoco/ is jacocoant.jar located in my jenkins workspace, and jacocoagent.jar located on my app server VM?
That's right.
I don't want to use ant, I've heard that jacoco maven plugin can do all the things too...
How to extract year and month from date in PostgreSQL without using to_char() function?
...6 20:38:40'),
date_part('year', timestamp '2001-02-16 20:38:40')
http://www.postgresql.org/docs/8.0/interactive/functions-datetime.html
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follo...
mysqldump - Export structure only without autoincrement
...cript: db_bkp.sh
#!/bin/sh
filename="db_structure.sql"
backupfolder="/var/www/"
fpath="$backupfolder/$filename"
usr="DBUSER"
pass="DBPASS"
db="DBNAME"
mysqldump --user=$usr --password=$pass --no-data $db | sed 's/ AUTO_INCREMENT=[0-9]*//g' > "$fpath"
Then I added this to crontab:
30 5 * * * s...
Remove blank lines with grep
... how/why this works, I recommend reading up on regular expressions. http://www.regular-expressions.info/tutorial.html
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What's the point of JAXB 2's ObjectFactory classes?
... Example (from the XHTML 1.1 schema):
@XmlElementDecl(namespace = "http://www.w3.org/1999/xhtml", name = "style", scope = XhtmlHeadType.class)
public JAXBElement<XhtmlStyleType> createXhtmlHeadTypeStyle(XhtmlStyleType value) {
return new JAXBElement<XhtmlStyleType>(_XhtmlHeadTypeSty...
Can I set variables to undefined or pass undefined as an argument?
...yone". Just because you are confused, it does not mean that it is a mess.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/undefined
This behaviour is also not specific to JavaScript and it completes the generalised concept that a boolean result can be true, false, ...
how to rotate a bitmap 90 degrees
...ew(linLayout);
}
}
You can also check this link for details : http://www.anddev.org/resize_and_rotate_image_-_example-t621.html
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