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What is the difference between atomic and critical in OpenMP?
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175
The effect on g_qCount is the same, but what's done is different.
An OpenMP critical section ...
Convert number strings with commas in pandas DataFrame to float
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136
If you're reading in from csv then you can use the thousands arg:
df.read_csv('foo.tsv', sep=...
How to get NSDate day, month and year in integer format?
... month and year components of NSDate in integer form i.e. if the date is 1/2/1988 then I should get 1, 2 and 1988 separately as an integer. How can I do this in iOS? I found the similar question but the method descriptionWithCalendarFormat : gives a warning and seems to be deprecated by now.
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SQL Server equivalent to MySQL enum data type?
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160
It doesn't. There's a vague equivalent:
mycol VARCHAR(10) NOT NULL CHECK (mycol IN('Useful',...
Are the shift operators () arithmetic or logical in C?
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11 Answers
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Sharing Test code in Maven
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190
I recommend using type instead of classifier (see also: classifier). It tells Maven a bit mor...
How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
...mented)
Modern Versions of PostgreSQL
Suppose you have a table named test1, to which you want to add an auto-incrementing, primary-key id (surrogate) column. The following command should be sufficient in recent versions of PostgreSQL:
ALTER TABLE test1 ADD COLUMN id SERIAL PRIMARY KEY;
Older...
Show MySQL host via SQL Command
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edited Nov 27 '11 at 3:19
answered Nov 27 '11 at 2:44
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Is there any algorithm in c# to singularize - pluralize a word?
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Why use apparently meaningless do-while and if-else statements in macros?
...e problem even harder to find, as in the following code.
if (corge)
if (1) { f(corge); g(corge); } else;
else
gralt();
The point is to use up the semicolon in contexts where a dangling semicolon is erroneous. Of course, it could (and probably should) be argued at this point that it would be ...