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Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...occurs in very recent compilers only: I found that clang 3.2-3.4 and GCC 4.8 are the only compilers to demonstrate this "feature".
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Rails formatting date
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Use
Model.created_at.strftime("%FT%T")
where,
%F - The ISO 8601 date format (%Y-%m-%d)
%T - 24-hour time (%H:%M:%S)
Following are some of the frequently used useful list of Date and Time formats that you could specify in strftime method:
Date (Year, Month, Day):
%Y - Year with c...
Add to Array jQuery
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edited Jun 21 '13 at 19:38
answered May 2 '11 at 20:01
Roc...
List of special characters for SQL LIKE clause
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For SQL Server, from http://msdn.microsoft.com/en-us/library/ms179859.aspx :
% Any string of zero or more characters.
WHERE title LIKE '%computer%' finds all book titles with the word 'computer' anywhere in the book title.
_ Any single character.
WHERE au_fname LIKE '_ean' finds all fou...
“git diff” does nothing
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DouglasDouglas
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ALTER TABLE, set null in not null column, PostgreSQL 9.1
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ALTER TABLE person ALTER COLUMN phone DROP NOT NULL;
More details in the manual: http://www.po...
“Add unimplemented methods” feature in the Android Studio
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answered Jun 12 '13 at 8:51
Grzegorz ŻurGrzegorz Żur
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R data formats: RData, Rda, Rds etc
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KenMKenM
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add a comm...
Determine direct shared object dependencies of a Linux binary?
...IT) 0x400520
0x000000000000000d (FINI) 0x400758
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What is Pseudo TTY-Allocation? (SSH and Github)
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answered Jul 28 '13 at 10:31
VonCVonC
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