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How to create a custom string representation for a class object?
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Implement __str__() or __repr__() in the class's metaclass.
class MC(type):
def __repr__(self):
return 'Wahaha!'
class C(object):
__metaclass__ = MC
print C
Use __str__ if you mean a readable stringification, use __repr...
“rm -rf” equivalent for Windows?
...h is aliased to del, erase, rd, ri, rm and rmdir) and takes a -Recurse argument that can be shorted to -r
rd -r "path"
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get CSS rule's percentage value in jQuery
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There's no built-in way, I'm afraid. You can do something like this:
var width = ( 100 * parseFloat($('.largeField').css('width')) / parseFloat($('.largeField').parent().css('width')) ) + '%';
shar...
How to query SOLR for empty fields?
I have a large solr index, and I have noticed some fields are not updated correctly (the index is dynamic).
7 Answers
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What does “#define _GNU_SOURCE” imply?
Today I had to use the basename() function, and the man 3 basename ( here ) gave me some strange message:
4 Answers
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Scrolling a flexbox with overflowing content
... Tab Atkins (author of the flexbox spec) about this, and this is what we came up with:
HTML:
<div class="content">
<div class="box">
<div class="column">Column 1</div>
<div class="column">Column 2</div>
<div class="column">Colum...
How do you reset the stored credentials in 'git credential-osxkeychain'?
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For some reason I couldn't find any Git/GitHub credentials within the Keychain app, but this worked. Thanks!
– Donald
Mar 22 '16 at 15:35
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Install Node.js on Ubuntu
I'm trying install Node.js on Ubuntu 12.10, but the terminal shows me an error about lost packages. I tried with this:
18 A...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
I've been reading up on branching/merging with Subversion 1.5 using the excellent and free Version Control with Subversion book. I think that I understand how to use the Subversion command line client to perform the actions that I need most often, which are:
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List attributes of an object
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The issue of dict usage just showed up on r/python. someone pointed out that vars(a) is equivalent to a.__dict__
– David
Jan 12 '13 at 5:15
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