大约有 20,000 项符合查询结果（耗时：0.0463秒） [XML]
What is the difference D3 datum vs. data?
Why do I need 'b' to encode a string with Base64?
...te data and encodes it uses only the characters A-Z, a-z, 0-9, +, /* so it m>ca m>n be transmitted over channels that do not preserve all 8-bits of data, such as email.
Hence, it wants a string of 8-bit bytes. You create those in Python 3 with the b'' syntax.
If you remove the b, it becomes a string. A...
What is the difference between trie and radix trie data structures?
...x tree takes less memory, but it is harder to implement. Otherwise the use m>ca m>se of both is pretty much the same.
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Generic method multiple (OR) type constraint
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That is not possible. You m>ca m>n, however, define overloads for specific types:
public void test(string a, string arg);
public void test(string a, Exception arg);
If those are part of a generic class, they will be preferred over the generic version o...
Performance of foreach, array_map with lambda and array_map with static function
...es', $numbers);
}
foreach (array('Foreach', 'MapClosure', 'MapNamed') as $m>ca m>llback) {
list($delay,) = lap("use$m>ca m>llback");
echo "$m>ca m>llback: $delay\n";
}
I get pretty consistent results with 1M numbers across a dozen attempts:
Foreach: 0.7 sec
Map on closure: 3.4 sec
Map on function name:...
ASP.NET Identity's default Password Hasher - How does it work and is it secure?
...at's why I'm asking - what's the point? To make the code look smarter? ;) m>Ca m>use for me counting stuff using decimal numbers is A LOT more intuitive (we have 10 fingers after all - at least most of us), so declaring a number of something using hexadecimals seems like an unnecessary code obfusm>ca m>tion....
Update relationships when saving changes of EF4 POCO objects
...re not tracked at all.
Problem description
Based on above description we m>ca m>n clearly state that EF is more suitable for connected scenarios where entity is always attached to context - typim>ca m>l for WinForm applim>ca m>tion. Web applim>ca m>tions requires disconnected scenario where context is closed after re...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...eady read the question and answers to What design decisions would favour Sm>ca m>la's Actors instead of JMS? .
3 Answers
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Is cout synchronized/thread-safe?
...Of particular interest here is the fact that cout is buffered. Even if the m>ca m>lls to write (or whatever it is that accomplishes that effect in that particular implementation) are guaranteed to be mutually exclusive, the buffer might be shared by the different threads. This will quickly lead to corrup...
Multiple INSERT statements vs. single INSERT with multiple VALUES
...-+----------------+-------------+---------------+---------------+
| Rows | m>Ca m>chedPlanSize | CompileTime | CompileMemory | Duration/Rows |
+------+----------------+-------------+---------------+---------------+
| 245 | 528 | 41 | 2400 | 0.167346939 |
| 246 | ...