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Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
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EXEC('SELECT * FROM FOO WHERE ID=?', 123) will replace the parameter placeholder "?" with the value 123 and then execute the query, returning a result for SELECT * FROM FOO WHERE ID=123
– Peter Wone
Jun 1 '10 at 23:27
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sed: print only matching group
...it with a 2nd grep.
# To extract \1 from /xx([0-9]+)yy/
$ echo "aa678bb xx123yy xx4yy aa42 aa9bb" | grep -Eo 'xx[0-9]+yy' | grep -Eo '[0-9]+'
123
4
# To extract \1 from /a([0-9]+)b/
$ echo "aa678bb xx123yy xx4yy aa42 aa9bb" | grep -Eo 'a[0-9]+b' | grep -Eo '[0-9]+'
678
9
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How do I convert an array object to a string in PowerShell?
... standard shell for decades and decades.
– Johan Boulé
May 30 '18 at 15:00
1
@JohanBoulé : Beca...
How to navigate to a directory in C:\ with Cygwin?
...ered Dec 5 '09 at 2:33
Otávio DécioOtávio Décio
68.9k1414 gold badges152152 silver badges219219 bronze badges
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What does the “yield” keyword do?
...one, etc. And generators return... well that's where yield comes in:
def f123():
yield 1
yield 2
yield 3
for item in f123():
print item
Instead of yield statements, if you had three return statements in f123() only the first would get executed, and the function would exit. But f1...
Select random row from a sqlite table
... Jan 19 '11 at 20:47
Suzanne DupéronSuzanne Dupéron
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How do I disable form resizing for users? [duplicate]
... answered Nov 8 '16 at 20:15
César LeónCésar León
2,36211 gold badge1717 silver badges1616 bronze badges
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Start an Activity with a parameter
I'm very new on Android development.
5 Answers
5
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How do I mock an open used in a with statement (using the Mock framework in Python)?
...Actual: open('file_path', 'r', -1, None, None)
– François Leblanc
Jun 24 at 12:09
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Converting integer to string in Python
...red Jun 7 '09 at 10:24
Bastien LéonardBastien Léonard
53.2k1818 gold badges7373 silver badges9292 bronze badges
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