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git diff file against its last change
Is it possible to get git to produce a diff between a specific file as it exists now, and as it existed before the last commit that changed it?
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Rails render partial with block
I'm trying to re-use an html component that i've written that provides panel styling. Something like:
5 Answers
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What's the pythonic way to use getters and setters?
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Try this: Python Property
The sample code is:
class C(object):
def __init__(self):
self._x = None
@property
def x(self):
"""I'm the 'x' property."""
print("getter of x called")
return self...
How to output only captured groups with sed?
Is there any way to tell sed to output only captured groups? For example given the input:
8 Answers
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MySQL Results as comma separated list
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You can use GROUP_CONCAT to perform that, e.g. something like
SELECT p.id, p.name, GROUP_CONCAT(s.name) AS site_list
FROM sites s
INNER JOIN publications p ON(s.id = p.site_id)
GROUP BY p.id, p.name;
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How do I import the Django DoesNotExist exception?
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You don't need to import it - as you've already correctly written, DoesNotExist is a property of the model itself, in this case Answer.
Your problem is that you are calling the get method - which raises the exception - before it is passed to as...
Prevent contenteditable adding on ENTER - Chrome
I have a contenteditable element, and whenever I type some stuff and hit ENTER it creates a new <div> and places the new line text in there. I don't like this one little bit.
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Formatting a number with leading zeros in PHP [duplicate]
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Use sprintf :
sprintf('%08d', 1234567);
Alternatively you can also use str_pad:
str_pad($value, 8, '0', STR_PAD_LEFT);
share
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How to create a directory and give permission in single command
How to create a directory and give permission in single command in Linux?
8 Answers
8
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Is it sometimes bad to use ?
...t it's not semantic. If you want two items in different visual blocks, you probably want them in different logical blocks.
In most cases this means just using different elements, for example <p>Stuff</p><p>Other stuff</p>, and then using CSS to space the blocks out properly....