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How to select the first element with a specific attribute using XPath
The XPath bookstore/book[1] selects the first book node under bookstore .
9 Answers
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13 Answers
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Is there a ceiling equivalent of // operator in Python?
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edited Sep 14 at 21:47
Machavity♦
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Why is XOR the default way to combine hashes?
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Assuming uniformly random (1-bit) inputs, the AND function output probability distribution is ...
Convert Rows to columns using 'Pivot' in SQL Server
...nt] int
);
INSERT INTO #yt
(
[Store],
[Week], [xCount]
)
VALUES
(102, 1, 96),
(101, 1, 138),
(105, 1, 37),
(109, 1, 59),
(101, 2, 282),
(102, 2, 212),
(105, 2, 78),
(109, 2, 97),
(105, 3, 60),
(102, 3, 123),
(101, 3, 220),
(109, 3, 87);
If your...
Non greedy (reluctant) regex matching in sed?
...egex for this context is pretty easy to get:
perl -pe 's|(http://.*?/).*|\1|'
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python dataframe pandas drop column using int
I understand that to drop a column you use df.drop('column name', axis=1). Is there a way to drop a column using a numerical index instead of the column name?
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