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Can I call memcpy() and memmove() with “number of bytes” set to zero?
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147
From the C99 standard (7.21.1/2):
Where an argument declared as size_t n specifies the leng...
How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
...the Linux kernel,
is beginning to need 12 characters out of the possible 40 to stay
unique.
7 digits is the Git default for a short SHA, so that's fine for most projects. The Kernel team have increased theirs several times, as mentioned, because the have several hundred thousand commits. So fo...
How do I drop table variables in SQL-Server? Should I even do this?
...HoganHogan
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18
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Getting value of public static final field/property of a class in Java via reflection
...thing else.
– Viet
Apr 21 '10 at 18:41
1
But what is the type of the exception? (i.e. NullPointer...
Implementing comparison operators via 'tuple' and 'tie', a good idea?
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4 Answers
4
Active
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file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
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edited May 24 '13 at 6:12
answered Apr 28 '10 at 16:42
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How to query nested objects?
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431
db.messages.find( { headers : { From: "reservations@marriott.com" } } )
This queries for docu...
How can you check which options vim was compiled with?
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ma11hew28
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answered Nov 8 '12 at 17:37
Peter RinckerPeter Rincker
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How do I convert an integer to string as part of a PostgreSQL query?
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Because the number can be up to 15 digits, you'll meed to cast to an 64 bit (8-byte) integer. Try this:
SELECT * FROM table
WHERE myint = mytext::int8
The :: cast operator is historical but convenient. Postgres also conforms to the SQL standard syntax
myint = cast ( mytext as int8)
If ...
What is mattr_accessor in a Rails module?
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phil pirozhkov
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answered Oct 9 '08 at 1:49
AvdiAvdi
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