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How to see which plugins are making Vim slow?
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jQuery: count number of rows in a table
... edited Aug 13 '11 at 19:15
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answered Jul 19 '09 at 14:05
tvanfossontvanfosso...
count the frequency that a value occurs in a dataframe column
...ydata.org/pandas-docs/stable/groupby.html
Also value_counts() as @DSM has commented, many ways to skin a cat here
In [38]:
df['a'].value_counts()
Out[38]:
b 3
a 2
s 2
dtype: int64
If you wanted to add frequency back to the original dataframe use transform to return an aligned index:
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Listing all permutations of a string/integer
A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list every possible permutation.
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What does it mean when git says a file “needs update”?
...a file that's dirty (currently modified in your working tree). You need to commit your outstanding changes, or stash them, pull/rebase/merge/whatever you're doing to update, and unstash
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impr...
On logout, clear Activity history stack, preventing “back” button from opening logged-in-only Activi
...thod:**/
Intent broadcastIntent = new Intent();
broadcastIntent.setAction("com.package.ACTION_LOGOUT");
sendBroadcast(broadcastIntent);
The receiver (secured Activity):
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
/**snip **/
IntentFilter in...
Why use 'git rm' to remove a file instead of 'rm'?
...h will remove the file from the index (staging it for deletion on the next commit), but keep your copy in the local file system.
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Update just one gem with bundler
... version in Gemfile or possibly Gemfile.lock prior to running these bundle commands
– Harry Wood
Sep 10 '19 at 22:16
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What are some compelling use cases for dependent method types?
..., and apparently this seems to have created some excitement in the Scala community.
4 Answers
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