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转圈打印数组

#include <stdio.h> int main(){ int n=4; int a[4][4] = {{1,2,3,4},{4,5,6,7},{7,8,9,10},{11,12,13,14}}; int i = 0; int j = 0; for ( i=0; i< n; i ++){ for(j = 0; j < n...

2019/07/12 07:19
87
YouCompleteMe CLick_ 配置

import os import ycm_core These are the compilation flags that will be used in case there's no compilation database set (by default, one is not set). CHANGE THIS LIST OF FLAGS. ...

数据库 MX

第二种集群,citus的MX功能 此功能可以说是解决了读和写的瓶颈,苏宁的架构中也是采用同样的思想。 原理:Mx功能的原理就是让其他的worker节点携带元数据,相当于携带元数据的worker节点都支...

2019/07/11 07:51
44
epoll

Linux socket accpet 对应的内核结构 https://blog.csdn.net/u010039418/article/details/80628490 Linux socket https://blog.csdn.net/u010039418/article/details/80628490 epoll 的两种用...

2019/07/10 12:18
72
MySQL 技术

https://blog.csdn.net/weixin_44792728/article/details/90677816

2019/06/26 03:47
31
PostgreSQL build

https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=lumpsucker&dt=2019-06-23%2020%3A57%3A27...

2019/06/25 02:34
62
点阵世界

https://www.quinapalus.com

2019/06/22 20:13
231
nproc systemd on CentOS 7

Increasing nproc for processes launched by systemd on CentOS 7 Ask Question I have successfully increased the nofile and nproc value for the local users, but I couldn't find a p...

Linux 名称解析服务与

Linux名称解析服务(nss)与验证机制(pam) 名称解析服务 nsswitch:网络服务转换开关 配置文件/etc/nsswitch.conf,这个配置文件可以为众多的名称解析机制提供名称解析库。 例如: hostname:fil...

2019/06/20 01:52
324
硬件配置

https://akkadia.org/drepper/futex.pdf sudo lshw -businfo [sudo] lambda 的密码: Bus info Device Class Description ......

2019/06/19 03:47
49

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