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Sysdig笔记(1)——编译debug版本sysdig

Posted by nanxiao on 一月 26, 2016 in Sysdig笔记 |

编译debug版本sysdig方法: cd build cmake -DCMAKE_BUILD_TYPE=De […]

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Oracle笔记(1)——Database和Instance的区别

Posted by nanxiao on 一月 25, 2016 in Oracle笔记 |

Database和Instance的区别如下: What is a Database? We already […]

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Bash quoting简介

Posted by nanxiao on 一月 20, 2016 in 技术 |

Bash quoting可以关闭Bash中具有特殊含义的meta字符的功能: a)单引号:所有meta字符的功 […]

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C++要点笔记(28)——类实例拷贝(copy class)

Posted by nanxiao on 一月 19, 2016 in C++要点笔记 |

(1)赋值运算(=): 先看个例子: #include <iostream> using name […]

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C++要点笔记(27)——析构函数(destructor)

Posted by nanxiao on 一月 18, 2016 in C++要点笔记 |

与构造函数(constructor)对应的是析构函数(destructor)。析构函数的命名是类名前面加上~, […]

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Haskell笔记 (13)—— Algebraic data type

Posted by nanxiao on 一月 16, 2016 in Haskell笔记 |

Algebraic data type可以拥有多个value constructor。比如Bool类型就是一种 […]

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shmmax和shmall

Posted by nanxiao on 一月 15, 2016 in 技术 |

Linux kernel中针对shared memory有两个重要的配置项:shmmax和shmall: sh […]

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Haskell笔记 (12)—— 定义新的数据类型(data type)

Posted by nanxiao on 一月 15, 2016 in Haskell笔记 |

使用data关键字来定义一种新的数据类型(data type): data StudentInfo = Stu […]

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C++要点笔记(26)——构造函数(constructor)

Posted by nanxiao on 一月 14, 2016 in C++要点笔记 |

构造函数(constructor)和类(class)名字相同,但要注意构造函数没有返回值(void也不行): […]

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Haskell笔记 (11)—— 函数的“type signature”

Posted by nanxiao on 一月 14, 2016 in Haskell笔记 |

看一下take函数的type signature: ghci> :type take take :: I […]

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