# linux

**Repository Path**: jinboom/linux

## Basic Information

- **Project Name**: linux
- **Description**: linux 编程环境学习笔记，含 linux 基本命令，linux 操作系统，linux 下 C++ 编程等
- **Primary Language**: C
- **License**: GPL-3.0
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 1
- **Created**: 2021-03-19
- **Last Updated**: 2025-02-22

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# LINUX 
[![Stargazers repo roster for @jinbooooom/linux](https://reporoster.com/stars/jinbooooom/linux)](https://github.com/jinbooooom/linux/stargazers)
[![Forkers repo roster for @jinbooooom/linux](https://reporoster.com/forks/jinbooooom/linux)](https://github.com/jinbooooom/linux/network/members)

### 本仓库用于记录：

- `linux` 操作系统的基本知识、`linux` 下的调试手段如`GDB`调试、`linux` 命令行与 `shell` 编程、`cmake` 使用等等
- 网络与通信相关的笔记，如 tcp/ip 协议的笔记 、`InfiniBand`协议、`RDMA` 以及 `mpi` 的学习笔记

- ``linux C/C++``环境下开发时，常用的一些三方库的使用总结
- 自己写的一些 common 库，文件操作、字符串操作、线程安全的 log 等

### 文件夹说明

```shell
.
├── 3rd         # 常用的一些三方库
├── assets      # 资源，如 pdf 书籍和源码
├── awesome.md  # 好用的学习网站、工具等
├── build.sh    # 一键编译的脚本，生成动态库保存在 ./build/libs，生成测试程序保存在 ./build/bin
├── document    # 文档总结
│   ├── shell   # shell 命令行和 shell 编程
│   ├── system  # linux 操作系统的学习笔记
│   └── tcp_ip  # 计算机网络的学习笔记
├── src         # 自己写的一些常用的工具，尽可能功能单一、简洁，方便使用
├── tests       # 测试程序、系统编程的一些例子等
├── toc.py      # README 目录生成工具
└── tools       # 开发中常用工具的总结
    ├── cmake   # 总结 cmake 使用方法
    ├── gdb     # 总结 gdb 调试技巧
    └── git     # 总结 git 命令
```

--------------------------------------------------
## 操作系统总结
 - [操作系统](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#操作系统)
 - [内存空间](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#内存空间)
   - [进程空间地址划分](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程空间地址划分)
   - [父子进程共享文件描述符](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#父子进程共享文件描述符)
   - [缓存与缓冲](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#缓存与缓冲)
 - [堆与栈的区别](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#堆与栈的区别)
 - [栈空间](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#栈空间)
 - [进程与线程](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程与线程)
   - [进程有哪几种状态？](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程有哪几种状态)
     - [进程之间的转换](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程之间的转换)
   - [进程与线程的区别与联系](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程与线程的区别与联系)
     - [为什么有了多进程还要多线程？](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#为什么有了多进程还要多线程)
     - [什么时候用进程？什么时候用线程？](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#什么时候用进程什么时候用线程)
     - [协程](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#协程)
     - [线程池的好处](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#线程池的好处)
     - [进程与程序的区别](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程与程序的区别)
     - [线程同步的方式](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#线程同步的方式)
     - [进程同步的方式](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程同步的方式)
   - [进程/线程之间的亲缘性](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程线程之间的亲缘性)
   - [进程线程协程上下文切换的性能比较](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程线程协程上下文切换的性能比较)
   - [进程间的通信方式](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程间的通信方式)
   - [什么是缓冲区溢出？有什么危害？其原因是什么？](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#什么是缓冲区溢出有什么危害其原因是什么)
 - [作业(进程)调度算法](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#作业进程调度算法)
   - [**进程与作业的联系和区别**](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#进程与作业的联系和区别)
   - [调度算法](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#调度算法)
 - [死锁](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁)
   - [死锁产生的条件？](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁产生的条件)
   - [怎么解决死锁](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#怎么解决死锁)
     - [死锁预防](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁预防)
     - [死锁的避免](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁的避免)
     - [死锁的检测](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁的检测)
     - [死锁的解除](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#死锁的解除)
 - [**什么是活锁？与死锁的区别？**](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#什么是活锁与死锁的区别)
 - [虚拟内存](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#虚拟内存)
   - [虚拟地址、逻辑地址、线性地址、物理地址的区别。](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#虚拟地址逻辑地址线性地址物理地址的区别)
   - [分页和分段](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#分页和分段)
 - [磁盘调度算法：](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#磁盘调度算法)
 - [文件](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#文件)
   - [read](https://github.com/jinbooooom/linux/blob/master/document/system/system.md#read)
## shell 编程总结
 - [Shell 编程](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#Shell-编程)
 - [调试](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#调试)
 - [变量](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#变量)
   - [\# !/bin/bash](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#-binbash)
   - [赋值](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#赋值)
   - [unset](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#unset)
   - [只读变量](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#只读变量)
   - [转义与引用](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#转义与引用)
 - [流程控制](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#流程控制)
   - [相等判断符=、== 和 -eq的区别和使用场景](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#相等判断符-和--eq的区别和使用场景)
   - [if](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#if)
   - [test命令返回值与 if 判断的一些区别](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#test命令返回值与-if-判断的一些区别)
   - [test 命令](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#test-命令)
     - [文件测试](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#文件测试)
     - [字符串测试](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#字符串测试)
     - [整数比较](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#整数比较)
     - [逻辑测试运算符](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#逻辑测试运算符)
   - [case](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#case)
   - [循环](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#循环)
     - [for](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#for)
       - [for in](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#for-in)
       - [类C的for循环](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#类C的for循环)
     - [while](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#while)
     - [until](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#until)
     - [select](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#select)
 - [函数](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#函数)
 - [数组](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#数组)
   - [赋值](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#赋值)
   - [数组长度](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#数组长度)
   - [截取与合并](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#截取与合并)
   - [取消数组元素](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#取消数组元素)
 - [编程示例](https://github.com/jinbooooom/linux/blob/master/document/shell/shell.md#编程示例)
## shell 命令行总结
 - [Linux Source命令及脚本的执行方式解析](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#Linux-Source命令及脚本的执行方式解析)
 - [简单命令](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#简单命令)
   - [date](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#date)
   - [cal](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cal)
   - [df](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#df)
   - [history](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#history)
   - [free](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#free)
   - [pwd](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#pwd)
   - [watch -n 5 nvidia-smi](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#watch--n-5-nvidia-smi)
   - [du](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#du)
   - [cd](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cd)
   - [ls & wc](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#ls--wc)
   - [tree](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#tree)
   - [mkdir](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#mkdir)
   - [rmdir](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#rmdir)
   - [rm](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#rm)
   - [mv](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#mv)
   - [cp](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cp)
   - [chmod](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#chmod)
   - [type](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#type)
     - [which](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#which)
   - [alias & unalias](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#alias--unalias)
   - [ln](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#ln)
     - [硬链接](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#硬链接)
     - [软链接](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#软链接)
   - [重定向](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#重定向)
     - [将标准输出和标准错误重定向到文件](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#将标准输出和标准错误重定向到文件)
     - [处理不想要的输出](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#处理不想要的输出)
     - [tee](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#tee)
     - [管道](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#管道)
   - [打包](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#打包)
     - [tar](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#tar)
     - [zip](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#zip)
 - [文件](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#文件)
   - [touch](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#touch)
   - [stat](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#stat)
   - [xxd](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#xxd)
   - [nm](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#nm)
 - [文本处理](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#文本处理)
   - [less](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#less)
   - [cat](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cat)
   - [head/tail](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#headtail)
   - [diff](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#diff)
   - [uniq](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#uniq)
   - [tr](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#tr)
   - [cut](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cut)
   - [sed](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#sed)
   - [awk](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#awk)
 - [查找](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查找)
   - [正则表达式](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#正则表达式)
   - [grep](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#grep)
     - [查找规则](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查找规则)
     - [实例](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#实例)
   - [find](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#find)
     - [查找目录](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查找目录)
     - [查找规则](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查找规则)
       - [根据文件名(name)](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据文件名name)
       - [根据文件类型(type)](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据文件类型type)
       - [根据目录深度(depth)](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据目录深度depth)
       - [根据文件大小(size)](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据文件大小size)
       - [根据文件权限(perm)](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据文件权限perm)
       - [根据文件所属用户和组](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据文件所属用户和组)
       - [根据uid和gid](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据uid和gid)
       - [根据时间](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#根据时间)
       - [多条件连接](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#多条件连接)
     - [执行操作](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#执行操作)
   - [file 用于确定文件的种类](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#file-用于确定文件的种类)
   - [file用于查看动态库是debug还是release](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#file用于查看动态库是debug还是release)
 - [进程](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#进程)
   - [ps](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#ps)
   - [top](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#top)
 - [软件包管理](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#软件包管理)
   - [软件包常用命令](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#软件包常用命令)
 - [网络](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#网络)
   - [拷贝远程服务器文件到本地目录](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#拷贝远程服务器文件到本地目录)
 - [账号](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#账号)
   - [创建新账号并给予sudo权限](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#创建新账号并给予sudo权限)
 - [环境变量](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#环境变量)
   - [export](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#export)
   - [LD_LIBRARY_PATH](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#LD_LIBRARY_PATH)
 - [远程命令](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#远程命令)
   - [ssh 免密登录配置](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#ssh-免密登录配置)
     - [参考](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#参考)
   - [ssh 免密远程执行命令](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#ssh-免密远程执行命令)
 - [Linux服务器出现“No space left on device”错误](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#Linux服务器出现No-space-left-on-device错误)
 - [查看占用tcp端口的进程](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查看占用tcp端口的进程)
 - [linux预留端口和临时端口](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#linux预留端口和临时端口)
   - [设置预留端口](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#设置预留端口)
 - [查看动态库里的符号](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查看动态库里的符号)
   - [nm](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#nm)
   - [c++filt](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#cfilt)
 - [共享内存](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#共享内存)
   - [查看共享内存段的最大大小](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#查看共享内存段的最大大小)
   - [释放系统中的共享内存](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#释放系统中的共享内存)
 - [平时使用到的命令积累](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#平时使用到的命令积累)
   - [用文件作为swap分区](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#用文件作为swap分区)
 - [clang 格式化](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#clang-格式化)
 - [推荐/参考链接](https://github.com/jinbooooom/linux/blob/master/document/shell/command.md#推荐参考链接)
## gdb 总结
 - [GDB 基本操作](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#GDB-基本操作)
   - [编译](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#编译)
   - [查看断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看断点)
   - [显示源代码](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#显示源代码)
 - [断点管理](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#断点管理)
   - [为文件设置断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#为文件设置断点)
   - [为函数设置断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#为函数设置断点)
   - [使用正则表达式设置断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#使用正则表达式设置断点)
   - [通过偏移量设置断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#通过偏移量设置断点)
   - [条件断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#条件断点)
   - [临时断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#临时断点)
   - [数据断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#数据断点)
   - [禁用/启用断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#禁用启用断点)
   - [启用断点一次](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#启用断点一次)
   - [启用断点但命中一次后就删除](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#启用断点但命中一次后就删除)
   - [启用断点并命中N次](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#启用断点并命中N次)
   - [忽略断点前N次命中](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#忽略断点前N次命中)
   - [删除断点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#删除断点)
 - [程序执行](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#程序执行)
   - [启用程序和继续执行程序](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#启用程序和继续执行程序)
   - [单步执行](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#单步执行)
   - [逐过程执行](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#逐过程执行)
 - [查看变量](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看变量)
   - [查看变量类型](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看变量类型)
   - [查看函数的参数、变量值以及修改变量值](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看函数的参数变量值以及修改变量值)
   - [查看结构体/类的值](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看结构体类的值)
   - [查看数组](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看数组)
     - [打印数组中的部分元素值](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#打印数组中的部分元素值)
   - [自动显示变量的值](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#自动显示变量的值)
   - [查看内存信息](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看内存信息)
 - [调用堆栈](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#调用堆栈)
   - [查看栈帧](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#查看栈帧)
   - [切换栈帧](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#切换栈帧)
 - [线程管理](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#线程管理)
 - [观察点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#观察点)
 - [捕获点](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#捕获点)
 - [跳转执行](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#跳转执行)
 - [使用shell命令](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#使用shell命令)
 - [利用assert调试](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#利用assert调试)
 - [死锁调试](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#死锁调试)
 - [调试动态库](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#调试动态库)
 - [内存检查](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#内存检查)
   - [内存泄露](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#内存泄露)
   - [堆溢出](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#堆溢出)
   - [栈溢出](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#栈溢出)
   - [全局内存溢出](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#全局内存溢出)
   - [释放后继续使用](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#释放后继续使用)
 - [远程调试](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#远程调试)
 - [转储文件调试](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#转储文件调试)
   - [linux生成core文件，core文件路径设置](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#linux生成core文件core文件路径设置)
   - [设置core文件的名称和文件路径](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#设置core文件的名称和文件路径)
   - [调试 core](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#调试-core)
   - [调试](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#调试)
 - [命令行总结](https://github.com/jinbooooom/linux/blob/master/tools/gdb/gdb.md#命令行总结)
## git 总结
 - [Git](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#Git)
   - [一些概念](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#一些概念)
 - [Git 基本操作](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#Git-基本操作)
   - [初始化仓库](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#初始化仓库)
   - [配置](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#配置)
   - [增加/删除文件](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#增加删除文件)
   - [代码提交](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#代码提交)
   - [分支](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#分支)
   - [查看信息](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#查看信息)
   - [远程同步](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#远程同步)
   - [撤销](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#撤销)
 - [更改历史](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#更改历史)
 - [查看改动](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#查看改动)
 - [查看提交](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#查看提交)
 - [合并多次commit为一次](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#合并多次commit为一次)
 - [修改最近的commit](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#修改最近的commit)
 - [打 patch](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#打-patch)
   - [对未提交的代码打 patch](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#对未提交的代码打-patch)
   - [对提交的代码打 patch](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#对提交的代码打-patch)
   - [应用 patch](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#应用-patch)
 - [恢复删除的远程分支](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#恢复删除的远程分支)
 - [推荐阅读](https://github.com/jinbooooom/linux/blob/master/tools/git/git.md#推荐阅读)
## 计算机网络总结
 - [七层网络概念](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#七层网络概念)
   - [应用层](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#应用层)
     - [域名系统DNS](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#域名系统DNS)
       - [为什么 DNS 用 UDP 而不是 TCP](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#为什么-DNS-用-UDP-而不是-TCP)
     - [HTTP协议与HTTPS协议的区别](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#HTTP协议与HTTPS协议的区别)
     - [TELNET 远程登录](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TELNET-远程登录)
     - [FTP 文件传输](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#FTP-文件传输)
     - [邮件协议](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#邮件协议)
   - [运输层](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#运输层)
     - [运输层主要使用的两种协议TCP/UDP](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#运输层主要使用的两种协议TCPUDP)
     - [TCP与UDP的区别](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP与UDP的区别)
     - [TCP与UDP的适用场景](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP与UDP的适用场景)
     - [为什么视频直播网站和迅雷适用UDP？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#为什么视频直播网站和迅雷适用UDP)
     - [TCP与UDP对应的协议](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP与UDP对应的协议)
     - [TCP与UDP的数据边界的理解](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP与UDP的数据边界的理解)
   - [网络层](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#网络层)
     - [IP地址的分类](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#IP地址的分类)
     - [地址解析协议 ARP](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#地址解析协议-ARP)
   - [数据链路层](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#数据链路层)
   - [物理层](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#物理层)
 - [了解交换机、路由器、网关的概念，并知道各自的用途](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#了解交换机路由器网关的概念并知道各自的用途)
 - [运输层重要知识点](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#运输层重要知识点)
   - [可靠传输的工作原理](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#可靠传输的工作原理)
     - [**停止等待协议**](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#停止等待协议)
     - [连续ARQ协议](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#连续ARQ协议)
   - [滑动窗口](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#滑动窗口)
   - [TCP流量控制](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP流量控制)
     - [Nagle 算法](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#Nagle-算法)
   - [TCP拥塞控制](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP拥塞控制)
   - [TCP的可靠性如何保证？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP的可靠性如何保证)
   - [TCP的三次握手与四次挥手过程，各个状态名称与含义](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP的三次握手与四次挥手过程各个状态名称与含义)
     - [三次握手(建立连接)](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#三次握手建立连接)
   - [为什么会采用三次握手，二次握手可以吗？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#为什么会采用三次握手二次握手可以吗)
     - [三次握手的作用](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#三次握手的作用)
     - [三次握手过程中可以携带数据吗](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#三次握手过程中可以携带数据吗)
     - [四次挥手](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#四次挥手)
   - [TIME_WAIT的作用](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TIME_WAIT的作用)
 - [面向连接和非面向连接的服务的特点是什么？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#面向连接和非面向连接的服务的特点是什么)
 - [端口及对应的服务](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#端口及对应的服务)
 - [各种协议](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#各种协议)
 - [Linux TCP/IP编程中的一些知识点](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#Linux-TCPIP编程中的一些知识点)
   - [sockaddr和sockaddr_in的区别](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#sockaddr和sockaddr_in的区别)
   - [字节序和网络字节序](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#字节序和网络字节序)
   - [端口号](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#端口号)
   - [基于 TCP 的服务端/客户端](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#基于-TCP-的服务端客户端)
     - [TCP服务端的函数调用](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP服务端的函数调用)
     - [TCP客户端的函数调用](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#TCP客户端的函数调用)
       - [客户端套接字何时、何地、如何分配地址？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#客户端套接字何时何地如何分配地址)
   - [基于 UDP 的服务端/客户端](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#基于-UDP-的服务端客户端)
     - [UDP 中的服务端和客户端没有连接](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#UDP-中的服务端和客户端没有连接)
     - [UDP 服务器和客户端均只需一个套接字](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#UDP-服务器和客户端均只需一个套接字)
     - [基于 UDP 的数据 I/O 函数](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#基于-UDP-的数据-IO-函数)
     - [UDP 客户端何时分配IP地址和端口号](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#UDP-客户端何时分配IP地址和端口号)
     - [已连接（connect）UDP 套接字与未连接（unconnected）UDP 套接字](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#已连接connectUDP-套接字与未连接unconnectedUDP-套接字)
       - [在 UDP 中调用 connect 函数的好处](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#在-UDP-中调用-connect-函数的好处)
     - [创建已连接 UDP 套接字](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#创建已连接-UDP-套接字)
     - [**UDP 数据报向对方主机的 UDP 套接字传递过程中，IP 和 UDP 分别负责哪些部分？**](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#UDP-数据报向对方主机的-UDP-套接字传递过程中IP-和-UDP-分别负责哪些部分)
 - [半关闭](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#半关闭)
 - [I/O复用](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#IO复用)
   - [select](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#select)
     - [基于 select 的 I/O 复用技术速度慢的原因](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#基于-select-的-IO-复用技术速度慢的原因)
   - [epoll](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#epoll)
   - [epoll一定优于select吗？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#epoll一定优于select吗)
   - [条件触发和边缘触发比较](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#条件触发和边缘触发比较)
 - [HTTP](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#HTTP)
   - [请求消息（Request Message）的结构](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#请求消息Request-Message的结构)
   - [响应消息（Response Message）的结构](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#响应消息Response-Message的结构)
   - [浏览器上输入http://www.baidu.com发生了什么？](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#浏览器上输入httpwwwbaiducom发生了什么)
   - [http常见错误码](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#http常见错误码)
 - [参考](https://github.com/jinbooooom/linux/blob/master/document/tcp_ip/network.md#参考)