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Optional Parameters with C++ Macros
...e multiple macros that you would need anyway [as per: Crazy Eddie]
#define XXX_0() <code for no arguments>
#define XXX_1(A) <code for one argument>
#define XXX_2(A,B) <code for two arguments>
#define XXX_3(A,B,C) ...
Difference between and
...beans of type A, B and C, with B and C being injected into A.
package com.xxx;
public class B {
public B() {
System.out.println("creating bean B: " + this);
}
}
package com.xxx;
public class C {
public C() {
System.out.println("creating bean C: " + this);
}
}
package com.yyy;
impo...
Linux scp 远程文件上传下载，指定端口 - 操作系统(内核) - 清泛网 - 专注C...
...端口linux-scp1、默认22端口上传、下载文件：scp test tgz root@xxx xxx xxx xxx: tmpscp root@xxx xxx xxx xxx: tmp test tgz 2、指定端口：scp -P8888 root@xxx xxx xxx xxx: tmp test tgz 1、默认22端口上传、下载文件：
scp test.tgz root@xxx.xxx.xxx.xxx:/tmp
scp root@xxx....
What is the meaning of #XXX in code comments?
...ODO and #FIXME are two other fix markers vim highlights but what does #XXX mean?
10 Answers
...
Link to the issue number on GitHub within a commit message
...
Just include #xxx in your commit message to reference an issue without closing it.
With new GitHub issues 2.0 you can use these synonyms to reference an issue and close it (in your commit message):
fix #xxx
fixes #xxx
fixed #xxx
close #...
Is this a “good enough” random algorithm; why isn't it used if it's faster?
...(50, frequencies[i] / 100 - 80)), '#');
System.out.printf("0.%dxxx: %6d :%s%n", i, frequencies[i], new String(bar));
}
}
}
The average result looks like this:
QR distribution |8000 |9000 |10000 |11000 |12000
0.0xxx: 11376 :################################...
Linux常用命令（持续更新...） - C/C++ - 清泛网 - 专注C/C++及内核技术
...令：chkconfig --list #列出所有的系统服务chkconfig --add xxx #增加xxx系统服...Linux启动、停止、查询系统服务的命令：
chkconfig --list #列出所有的系统服务
chkconfig --add xxx #增加xxx系统服务
chkconfig xxx on/off #开启...
How to split long commands over multiple lines in PowerShell
... Web Deploy\msdeploy.exe" `
-verb:sync `
-source:contentPath="c:\workspace\xxx\master\Build\_PublishedWebsites\xxx.Web" `
-dest:contentPath="c:\websites\xxx\wwwroot,computerName=192.168.1.1,username=administrator,password=xxx"
White space matters. The required format is Space`Enter.
...
passing xxx as \'this\' argument of xxx discards qualifiers - C/C++ - 清泛网 - 专注C/C++及内核技术
passing xxx as 'this' argument of xxx discards qualifiers这是由于常量对象调用了非常量成员函数引起的错误,错误原因在于常量对象只能调用常量成员函数(因为常量成员函数约定不对非静态成员进行修改...这是由于常量对象调用了非常量成...
__declspec(dllexport) 导出符号解决链接失败问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ctor'(unsigned int)" (??_GCBtt@@QAEPAXI@Z) 中被引用
1>../outdir/Debug/xxx.exe : fatal error LNK1120: 2 个无法解析的外部命令
的编译错误。
原因是引用的dll中的函数没有导出导致，可以用Depends打开dll查看验证，使用如下的宏申明解决：
#ifdef _E...