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再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网 - 专注C++内核技术
...我们可以看出KnownType到底能够做什么。
namespace WcfServiceDemo
{
[DataContract]
public class Address
{
public Address()
{
......
}
[DataMember]
public string AddressCategory { get; set; }
[DataM...
Print an integer in binary format in Java
...ng uses two's complement output, toString coverts the number the specified base and puts a negative sign in front, so toString(-8, 2) == "-1000"
– Joe
Jan 10 '16 at 20:22
add ...
Why is processing a sorted array faster than processing an unsorted array?
... of data[].)
Benchmarks: Core i7 920 @ 3.5 GHz
C++ - Visual Studio 2010 - x64 Release
// Branch - Random
seconds = 11.777
// Branch - Sorted
seconds = 2.352
// Branchless - Random
seconds = 2.564
// Branchless - Sorted
seconds = 2.587
Java - NetBeans 7.1.1 JDK 7 - x64
// Branch - Random
sec...
How to check if a symlink exists
...difference between -L and -h ? in my bash ( version 4.2.53(1)-release (x86_64-redhat-linux-gnu ) man bash is identical for both -L and -h and they behave the same, ie they check that file actualy is a link and don't care whether the linked to file exists or not.
– philippe lhar...
Is Java really slow?
...ther than explicit memory allocation. Plus bad library decisions.
Streams-based I/O is slow due to the (IMO, poor choice) to require synchronization on each stream access. NIO fixed this, but it is a pain to use. One can work around this by doing read/write to an array, instead of an element at a t...
Bash script to receive and repass quoted parameters
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Comet and jQuery [closed]
...m a newbie to comet. So could u please share some tutorials/documentations/demos of your plugin. when i click on Read Documentation in JQuery plugin site, it takes me to ur home page, but i cant find any documentation there. Pls help me.
– Raghav
May 31 '11 at ...
How to restart Jenkins manually?
...ice jenkins stop
To restart the Jenkins:
sudo service jenkins restart
Demo on command prompt:
[root@varunHome]# sudo service jenkins status
jenkins (pid 7468) is running...
[root@varunHome]# sudo service jenkins stop
Shutting down Jenkins [ OK ]
[root@varunHome]# sudo servic...
How to use HttpWebRequest (.NET) asynchronously?
...
64
Everyone so far has been wrong, because BeginGetResponse() does some work on the current thread...
MySQL “NOT IN” query
...t | MySQL Community Server (GPL) |
| version_compile_machine | x86_64 |
| version_compile_os | Linux |
+-------------------------+------------------------------+
7 rows in set (0.07 sec)
mysql> select count(*) from TABLE_A where TABLE_A.P...