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How to calculate a time difference in C++
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See std::clock() function.
const clock_t begin_time = clock();
// do something
std::cout << float( clock () - begin_time ) / CLOCKS_PER_SEC;
If you want calculate execution time for self ( not for user ), it is better to do this in clock ticks ( not seco...
Will the base class constructor be automatically called?
...ered Oct 31 '12 at 19:21
Science_FictionScience_Fiction
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Get ID of last inserted document in a mongoDB w/ Java driver
...me", "Matt" );
collection.insert( doc );
ObjectId id = (ObjectId)doc.get( "_id" );
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How to search a specific value in all tables (PostgreSQL)?
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How about dumping the contents of the database, then using grep?
$ pg_dump --data-only --inserts -U postgres your-db-name > a.tmp
$ grep United a.tmp
INSERT INTO countries VALUES ('US', 'United States');
INSERT INTO countries VALUES ('GB', 'United Kingdom');
The same utility, pg_dump, can...
What is a C++ delegate?
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J.N.J.N.
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How to access property of anonymous type in C#?
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Darren
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answered Jul 29 '09 at 22:53
glennkentwellglennkentwell
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What is the difference between char s[] and char *s?
...am attempts to modify such an array, the behavior is
undefined.
6.7.8/32 "Initialization" gives a direct example:
EXAMPLE 8: The declaration
char s[] = "abc", t[3] = "abc";
defines "plain" char array objects s and t whose elements are initialized with character string literals.
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SQL SELECT WHERE field contains words
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This move was incredible ,, I am Really JEALOUS :( _______________________________________________________________________________________ INNER JOIN (@FilterTable F1 ON T.Column1 LIKE '%' + F1.Data + '%' LEFT JOIN (@FilterTable F2 ON T.Column1 NOT LIKE '%' + F2.Data + ...
Performing Inserts and Updates with Dapper
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edited Jun 12 '17 at 5:32
answered Apr 24 '17 at 20:02
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