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How to select rows from a DataFrame based on column values?
..., 3000, 10000, 30000],
dtype=float
)
for j in res.columns:
d = pd.concat([df] * j, ignore_index=True)
for i in res.index:a
stmt = '{}(d)'.format(i)
setp = 'from __main__ import d, {}'.format(i)
res.at[i, j] = timeit(stmt, setp, number=50)
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How to get a list of user accounts using the command line in MySQL?
...access.
Therefore, this is the query that gives all user accounts
SELECT CONCAT(QUOTE(user),'@',QUOTE(host)) UserAccount FROM mysql.user;
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fs: how do I locate a parent folder?
... followed, it even triggers eslint on airbnb-base preset, the rule no-path-concat in particular
– revelt
Oct 15 '17 at 22:03
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How do I access an access array item by index in handlebars?
... if you get an error about index needing to be a string, do:
(get people (concat index ""))
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How to trim a string in SQL Server before 2017?
... tab, LF and CR characters are being trimmed:
Declare @Test nvarchar(50) = Concat (' ', char(9), char(13), char(10), ' ', 'TEST', ' ', char(9), char(10), char(13),' ', 'Test', ' ', char(9), ' ', char(9), char(13), ' ')
DECLARE @TrimPattern nvarchar(max) = '%[^ ' + char(9) + char(13) + char(10) +']%'...
Getting request payload from POST request in Java servlet
... This is interesting, but looks quite inefficient in terms of string concatenation! Any way this can be improved?
– davidfrancis
Aug 15 '16 at 15:47
11
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Is there a way to select sibling nodes?
...s(target) || [],
next = nexSiblings(target) || [];
return prev.concat(next);
}
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Merge and interleave two arrays in Ruby
...
[ "a", "b" ].concat( ["c", "d"] ) #=> [ "a", "b", "c", "d" ]
– Leo Romanovsky
Oct 4 '12 at 4:41
31
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?? Coalesce for empty string?
...he same operation (find first non-null value). Joining strings together is concatenation.
– Cameron Forward
Jan 29 '18 at 0:01
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Different font size of strings in the same TextView
...spans together with a separator and all
CharSequence finalText = TextUtils.concat(span1, " ", span2);
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