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Does R have an assert statement as in python?
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123
stopifnot()
You may also be interested in packages like Runit and testthat for unit testing.
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jQuery find parent form
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answered Oct 25 '09 at 18:58
karim79karim79
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Updating the list view when the adapter data changes
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173
substitute:
mMyListView.invalidate();
for:
((BaseAdapter) mMyListView.getAdapter()).notify...
Does bit-shift depend on endianness?
Suppose I have the number 'numb'=1025 [00000000 00000000 00000100 00000001] represented:
5 Answers
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NerdTree - Reveal file in tree
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188
in :h NERDTree:
:NERDTreeFind :NERDTreeFind
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Python Regex - How to Get Positions and Values of Matches
...he re module? For example given the pattern r'[a-z]' and the string 'a1b2c3d4' I'd want to get the positions where it finds each letter. Ideally, I'd like to get the text of the match back too.
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printf format specifiers for uint32_t and size_t
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edited Jan 15 '13 at 18:45
answered Jul 2 '10 at 18:40
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Recommended date format for REST GET API
... Personally, I would want to stick to a standard like you have for ISO 8601 (url encoded).
If not having ugly URI is a concern (e.g. not including the url encoded version of :, -, in you URI) and (human) addressability is not as important, you could also consider epoch time (e.g. http://example...
Show SOME invisible/whitespace characters in Eclipse
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edited May 23 '17 at 12:02
Community♦
111 silver badge
answered Dec 12 '08 at 21:27
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In Postgresql, force unique on combination of two columns
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CREATE TABLE someTable (
id serial primary key,
col1 int NOT NULL,
col2 int NOT NULL,
unique (col1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTab...