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why does DateTime.ToString(“dd/MM/yyyy”) give me dd-MM-yyyy?
I want my datetime to be converted to a string that is in <em>fem>ormat "dd/MM/yyyy"
5 Answers
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How does password salt help against a rainbow table attack?
...ed passwords (the rainbow table), but I'm not going to have things like "jX95psDZhello" or "LPgB0sdgx<em>fem>oobar" or "dZVUABJtqwerty" pre-computed. That would make the rainbow table prohibitively large.
So, the salt reduces the attacker back to one-computation-per-row-per-attempt, which, when coupled wi...
Why doesn't print work in a lambda?
...ion. In Python 2.x, print is a statement. However, in Python 3, print is a <em>fem>unction (and a <em>fem>unction application is an expression, so it will work in a lambda). You can (and should, <em>fem>or <em>fem>orward compatibility :) use the back-ported print <em>fem>unction i<em>fem> you are using the latest Python 2.x:
In [1324]: <em>fem>ro...
Replace whitespaces with tabs in linux
How do I replace whitespaces with tabs in linux in a given text <em>fem>ile?
10 Answers
10
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About catching ANY exception
... want that, do you? Unless you re-raise the exception right away - see the <em>fem>ollowing example <em>fem>rom the docs:
try:
<em>fem> = open('my<em>fem>ile.txt')
s = <em>fem>.readline()
i = int(s.strip())
except IOError as (errno, strerror):
print "I/O error({0}): {1}".<em>fem>ormat(errno, strerror)
except ValueError:
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Writing a dict to txt <em>fem>ile and reading it back?
I am trying to write a dictionary to a txt <em>fem>ile. Then read the dict values by typing the keys with raw_input . I <em>fem>eel like I am just missing one step but I have been looking <em>fem>or a while now.
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Checking i<em>fem> output o<em>fem> a command contains a certain string in a shell script
I'm writing a shell script, and I'm trying to check i<em>fem> the output o<em>fem> a command contains a certain string. I'm thinking I probably have to use grep, but I'm not sure how. Does anyone know?
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How to import classes de<em>fem>ined in __init__.py
I am trying to organize some modules <em>fem>or my own use. I have something like this:
7 Answers
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Python - Passing a <em>fem>unction into another <em>fem>unction
...d depending on which puzzle I am solving I will have to use a special set o<em>fem> rules. How can I pass a <em>fem>unction into another <em>fem>unction in Python?
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Rails 4 multiple image or <em>fem>ile upload using carrierwave
How can I upload multiple images <em>fem>rom a <em>fem>ile selection window using Rails 4 and CarrierWave? I have a post_controller and post_attachments model. How can I do this?
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