大约有 47,000 项符合查询结果（耗时：0.0700秒） [XML]
Linux: is there a read or recv from socket with timeout?
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// LINUX
struct timeval tv;
tv.tv_sec = timeout_in_seconds;
tv.tv_usec = 0;
setsockopt(sockfd, SOL_SOCKET, SO_RCVTIMEO, (const char*)&tv, sizeof tv);
// WINDOWS
DWORD timeout = timeout_in_seconds * 1000;
setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof timeout);
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Angularjs Template Default Value if Binding Null / Undefined (With Filter)
... edited Mar 11 '14 at 21:41
0xcaff
9,82033 gold badges3939 silver badges5353 bronze badges
answered May 13 '13 at 13:27
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Take a char input from the Scanner
...take the first character from Scanner.next:
char c = reader.next().charAt(0);
To consume exactly one character you could use:
char c = reader.findInLine(".").charAt(0);
To consume strictly one character you could use:
char c = reader.next(".").charAt(0);
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Camera orientation issue in Android
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50
There are quite a few similar topics and issues around here. Since you're not writing your own c...
Equivalent of varchar(max) in MySQL?
...the table.
mysql> CREATE TABLE foo ( v VARCHAR(65534) );
ERROR 1118 (42000): Row size too large. The maximum row size for the used table type, not counting BLOBs, is 65535. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs
But if we try decreasi...
Override browser form-filling and input highlighting with HTML/CSS
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+150
for the autocompletion, you can use:
<form autocomplete="off">
regarding the coloring-problem:
from your screenshot i can se...
How to define a function in ghci across multiple lines?
... line and it works (guards do not care about spacing)
let abs n | n >= 0 = n | otherwise = -n
If you wanted to write your function with multiple definitions that pattern match on the arguments, like this:
fact 0 = 1
fact n = n * fact (n-1)
Then you would use braces with semicolons separatin...
PHP function to make slug (URL string)
... |
edited Jul 17 '18 at 20:04
leoap
1,48833 gold badges2222 silver badges2929 bronze badges
answered Ju...
Turn off constraints temporarily (MS SQL)
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You can disable FK and CHECK constraints only in SQL 2005+. See ALTER TABLE
ALTER TABLE foo NOCHECK CONSTRAINT ALL
or
ALTER TABLE foo NOCHECK CONSTRAINT CK_foo_column
Primary keys and unique constraints can not be disabled, but this should be OK if I've understood you corr...
How do I put two increment statements in a C++ 'for' loop?
...valuates both operands, and returns the second operand. Thus:
for(int i = 0; i != 5; ++i,++j)
do_something(i,j);
But is it really a comma operator?
Now having wrote that, a commenter suggested it was actually some special syntactic sugar in the for statement, and not a comma operator at all...