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C#位运算符（C#按位与、按位或 等） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的规则同算术运算中整型量的转换则一致。
由位运算符连接整型量而成的表达式就是位运算表达式。
(详解2)
一、“按位与”运算符(&)
1、运算规则
参加运算的两个数据，按二进位进行“与”运算，如果两个相...
Case insensitive searching in Oracle
...
There are 3 main ways to perform a case-insensitive search in Oracle without using full-text indexes.
Ultimately what method you choose is dependent on your individual circumstances; the main thing to remember is that to improve performa...
How do I dynamically change the content in an iframe using jquery?
...f the interval set up dynamically changed?
– Yohanes AI
Oct 18 '17 at 7:03
Use setTimeout instead then
...
How to configure 'git log' to show 'commit date'
... have the following in my .gitconfig:
[alias]
# see `git help log` for detailed help.
# %h: abbreviated commit hash
# %d: ref names, like the --decorate option of git-log(1)
# %cn: commiter name
# %ce: committer email
# %cr: committer date, relative
# %ci: committer date, ISO 8601-like ...
重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...
...的纯虚基类。而原来ServerCenter中的各种公共资源，如各种连接资源和收发包的缓冲，通过ProcessorRsc类传递到了Processor中，用于具体的处理：
V1版代码中处理各种消息的真正干活的代码，被拆分到了MsgProcessor的各个派生类中...
String.Join method that ignores empty strings?
...(s) Not String.IsNullOrEmpty(s)) Can you either change your answer or explain the Where statement?
– Doug
May 2 '13 at 13:44
...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
...docs, you have done this completely backwards.
Just ask for the 192 MTU in AI2, and start transmitting after you got the event that tells you both sides can handle the 192 size.
1 Like
...
Passing parameters to a Bash function
...ur function after it is declared.
#!/usr/bin/env sh
foo 1 # this will fail because foo has not been declared yet.
foo() {
echo "Parameter #1 is $1"
}
foo 2 # this will work.
Output:
./myScript.sh: line 2: foo: command not found
Parameter #1 is 2
Reference: Advanced Bash-Scripting Guid...
How to send POST request?
...
How to get json result?
– Yohanes AI
Apr 26 '18 at 9:03
13
If you need to send...
二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... 1849 转成 11100111001
(2) 等于 2 转成 000010
4. 把这些二进制连接起来：00111001110 11100111001 000010
5. 把字符的个数转成二进制 (Version 1-H为9 bits ): 5个字符，5转成 000000101
6. 在头上加上编码标识 0010 和第5步的个数编码: 0010 000000101 00111...