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Offset a background image from the right using CSS
Is there a way to position a background image a certain number of pixels from the right of its element?
17 Answers
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Python dictionary from an object's fields
Do you know if there is a built-in function to build a dictionary from an arbitrary object? I'd like to do something like this:
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Remove not alphanumeric characters from string
...hars
The following is the/a correct regex to strip non-alphanumeric chars from an input string:
input.replace(/\W/g, '')
Note that \W is the equivalent of [^0-9a-zA-Z_] - it includes the underscore character. To also remove underscores use e.g.:
input.replace(/[^0-9a-z]/gi, '')
The input is m...
Merging between forks in GitHub
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You probably have a "remote" for each repository. You need to pull from the one remote and push to the other.
If you originally cloned from your fork, that remote will be called "origin". If you haven't added it already, you'll need to add the first person's repository as another remote:
g...
How can I check if a program exists from a Bash script?
...y do what you want, while the effects of external commands can easily vary from system to system.
Why care?
Many operating systems have a which that doesn't even set an exit status, meaning the if which foo won't even work there and will always report that foo exists, even if it doesn't (note that ...
How do you get assembler output from C/C++ source in gcc?
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While this is correct, I found the results from Cr McDonough's answer to be more useful.
– Rhys Ulerich
Nov 3 '13 at 2:13
3
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Deleting queues in RabbitMQ
...d:
Returns a RabbitMQ node to its virgin state.
Removes the node from any cluster it belongs to, removes all data from
the management database, such as configured users and vhosts, and
deletes all persistent messages.
So, be careful using it.
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How to dismiss notification after action has been clicked
...e it an id - that is the unique id you can use to access it later (this is from the notification manager:
notify(int id, Notification notification)
To cancel, you would call:
cancel(int id)
with the same id. So, basically, you need to keep track of the id or possibly put the id into a Bundle ...
How to overload __init__ method based on argument type?
...s MyData:
... def __init__(self, data):
... "Initialize MyData from a sequence"
... self.data = data
...
... @classmethod
... def fromfilename(cls, filename):
... "Initialize MyData from a file"
... data = open(filename).readlines()
... return...
What's wrong with using $_REQUEST[]?
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There's absolutely nothing wrong with taking input from both $_GET and $_POST in a combined way. In fact that's what you almost always want to do:
for a plain idempotent request usually submitted via GET, there's the possibility the amount of data you want won't fit in a UR...