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Why is Python 3.x's super() magic?
...decorator_returning_new_class
class Foo(Bar):
def baz(self):
# Now `Foo` is a *different class*
return super(Foo, self).baz() + 42
The magic super() __class__ cell sidesteps these issues nicely by giving you access to the original class object.
The PEP was kicked off by Guido,...
Maven: how to do parallel builds?
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Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
mvn -T 4 clean install # Builds with 4 threads
mvn -T 1C clean install # 1 thread per cpu core
mvn -T 1.5C clean install # 1.5 thread per cpu core
Full do...
How can I build multiple submit buttons django form?
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It's an old question now, nevertheless I had the same issue and found a solution that works for me: I wrote MultiRedirectMixin.
from django.http import HttpResponseRedirect
class MultiRedirectMixin(object):
"""
A mixin that supports sub...
Replace transparency in PNG images with white background
... This is the only solution of the above that worked for me. Now the iTunes store is happy with my image.
– Bill Cheswick
Jan 2 '15 at 3:34
add a comment
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Select arrow style change
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may I know why do you use background-position-y: 5px; instead of % (eg. background-position-y: 50%;)?
– Sam
Jun 13 at 12:37
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How to apply CSS to iframe?
... Please note, it seems to me like some of the examples posted before are now invalid for html5. You can access the frame's contents as follows: document.getElementById("myframe").contentDocument. Embedding the css still doesn't seem to work for me though.
– Rehno Lindeque
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How To: Best way to draw table in console app (C#)
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Edit: thanks to @superlogical, you can now find and improve the following code in github!
I wrote this class based on some ideas here. The columns width is optimal, an it can handle object arrays with this simple API:
static void Main(string[] args)
{
IEnume...
rsync exclude according to .gitignore & .hgignore & svn:ignore like --filter=:C
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I have something like this now: rsync -rvv --exclude='.git*' --exclude='/rsync-to-dev.sh' --filter='dir-merge,-n /.gitignore' $DIR/ development.foobar.com:~/test/ .. but although it says [sender] hiding file .gitignore because of pattern .git*, the fil...
Why is vertical-align: middle not working on my span or div?
...ome time has passed since my original post and this is what should be done now: http://jsfiddle.net/m3ykdyds/200
/* CSS file */
.main {
display: table;
}
.inner {
border: 1px solid #000000;
display: table-cell;
vertical-align: middle;
}
/* HTML File */
<div class="main">
...
npm install vs. update - what's the difference?
... So what should I use, npm install or npm update? Or, in other words, I am now using npm install and it seems to do the updating as well, is there any reason why should I ever use npm update?
– Borek Bernard
Sep 18 '12 at 21:58
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