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How can I dynamically create a selector at runtime with Objective-C?
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answered Sep 22 '08 at 0:34
Torsten MarekTorsten Marek
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Best practice for Python assert
...le()
>>> m = MyClass()
>>> m.x = 10
>>> m.x -= 20
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "my.py", line 7, in __set__
raise LessThanZeroException('x is less than zero')
LessThanZeroException: x is less than zero
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String to LocalDate
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edited Aug 14 '18 at 12:28
Maxim Bogdanov
511 silver badge22 bronze badges
answered Jan 5 '12 at 16:...
Count number of occurrences of a pattern in a file (even on same line)
...is 1. Actually -o is ignored here and you could just use grep -c instead.
2.
$ echo afoobarfoobar | grep -o foo
foo
foo
$ echo afoobarfoobar | grep -o foo | wc -l
2
Two matches are found in the line (a{foo}bar{foo}bar) because we explicitly asked to find every occurrence (-o). Every occurence i...
How to sort a HashSet?
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edited Feb 27 '19 at 0:43
MC Emperor
14.9k1313 gold badges6565 silver badges9898 bronze badges
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How do I delete/remove a shell function?
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2 Answers
2
Active
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Git search for string in a single file's history
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239
For this purpose you can use the -S option to git log:
git log -S'bar' -- foo.rb
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PreparedStatement IN clause alternatives?
...uct the result set.
Prepare N different size-of-IN-list queries; say, with 2, 10, and 50 values. To search for an IN-list with 6 different values, populate the size-10 query so that it looks like SELECT my_column FROM my_table WHERE search_column IN (1,2,3,4,5,6,6,6,6,6). Any decent server will opti...
Maven: how to do parallel builds?
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234
Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
m...