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Check if a given key already exists in a dictionary and increment it
...ording to his example, it should be enough to set "defaultdict(lambda: 0)" and skip the entire "if" clause.
– Deestan
Jan 23 '09 at 14:57
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Regex to validate password strength
...ex. To many times I use complex regex that I found, without really understanding what is going on.
– Nicholas Smith
Jan 27 '14 at 17:54
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class method generates “TypeError: … got multiple values for keyword argument …”
...e type of error if your function def includes self as the first parameter, and then you accidentally call the function also with self as the first parameter.
– Christopher Hunter
Aug 12 '19 at 20:10
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Change old commit message on Git
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It says:
When you save and exit the editor, it will rewind you back to that last commit in that list and drop you on the command line with the following message:
$ git rebase -i HEAD~3
Stopped at 7482e0d... updated the gemspec to hopefully work be...
Size of character ('a') in C/C++
What is the size of character in C and C++ ? As far as I know the size of char is 1 byte in both C and C++.
4 Answers
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Why is Double.MIN_VALUE in not negative
... actually the minimum value that Doubles can take? It is a positive value, and a Double can of course be negative.
6 Answer...
UI Terminology: Logon vs Login [closed]
I am crafting an application and cannot decide whether to use the terms Login/out or Logon/off . Is there a more correct option between these two? Should I use something else entirely (like "Sign on/off").
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How to override the properties of a CSS class using another CSS class
I am fairly new to CSS3 and I want to be able to do the following:
6 Answers
6
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Why can't I stop vim from wrapping my code?
...idth' is zero, 'wrapmargin' may be used. See also
'formatoptions' and |ins-textwidth|.
When 'formatexpr' is set it will be used to break the line.
NOTE: This option is set to 0 when 'compatible' is set.
'wrapmargin' 'wm' number (default 0)
l...
Test if a variable is a list or tuple
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Go ahead and use isinstance if you need it. It is somewhat evil, as it excludes custom sequences, iterators, and other things that you might actually need. However, sometimes you need to behave differently if someone, for instance, ...