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Search for “does-not-contain” on a DataFrame in pandas
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edited Jan 24 '19 at 20:23
cs95
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Sorting Python list based on the length of the string
...len(y)))
Note that cmp is a builtin function such that cmp(x, y) returns -1 if x is less than y, 0 if x is equal to y, and 1 if x is greater than y.
Of course, you can instead use the key parameter:
xs.sort(key=lambda s: len(s))
This tells the sort method to order based on whatever the key functio...
Preserve colouring after piping grep to grep
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grep sometimes disables the color output, for example when writing to a pipe. You can override...
Undo svn add without reverting local edits
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edited May 17 at 15:22
answered Nov 19 '11 at 21:56
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ModelState.AddModelError - How can I add an error that isn't for a property?
...king my database in Create(FooViewModel fvm){...} to see if the fvm.prop1 and fvm.prop2 already exist in that combination; if so, I want to add an error to the modelstate, then return the whole view. I tried:
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
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From http://www.sitepoint.com/javascript-truthy-falsy/
The following values are always falsy:...
How to make Git pull use rebase by default for all my repositories?
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There are now 3 different levels of configuration for default pull behaviour. From most general...
When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
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Since jQuery 1.8 .then behaves the same as .pipe:
Deprecation Notice: As of jQuery 1.8, the d...
How to check if a given directory exists in Ruby
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edited Aug 12 '17 at 2:51
Totor
73755 silver badges1717 bronze badges
answered Jul 6 '09 ...