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Learn to Use CURL Command in Linux With These Examples
This article talks in brief about CURL and some really cool tips and tricks for using curl command in linux. Page Contents Curl command examples 1. Get a response from a server 2. Save the file with a...
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This week in Usability & Productivity, part 50
Holy moley, there are 50 of these Usability & Productivity reports?! Time sure flies when you’re having fun! Speaking of having fun, this week is going to be a bit light what with the run-up to...
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（2）Linux性能调优之Linux内存体系
进程执行过程中，linux内核根据需要给进程分配一块内存区域。进程就把这片区域作为工作区，按要求执行操作。这就像给你分配一张自己的桌子，你可以在桌子上摆放文档，备忘录，开展自己的工作。区别在于，内核以更加动态的方式分配空间。系统上运行的进程经常是成千上万的，但是内存却是有限的。于是，Linux必须高效的处理内存问题。在本节中，将介绍Linux内存架构、地址布局、以及Linux如何高效管理内存空间。...
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The Linux command line can fetch fun from afar
We're almost to the end ofour 24-day-long linux command-line toys advent calendar. Hopefully, you've been following along, but if not, start back at the beginning and work your way through. You'll find...
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Docker组件介绍（一）：runc和containerd
TL;DR: 主要介绍了Docker的各个组件： runc , containerd , shim , docker-init , docker-proxy 。 最近在研究Docker，为 我自己的容器编排系统 做知识储备工作。初次接触到Docker是在大二的时候，...
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Linux top命令详解
前言 上一篇《linux vmstat命令详解》中详细的总结了 vmstat 命令，对于 vmstat 命令来说，还有一个姊妹命令 top 。 top 命令在我们的日常运维中的出镜率应该是相当高的，它使用简单，输出的内容丰富，信息简单明了，是众多运维工作者工具库里的一大法宝，可见 top 命令的重要性了，这篇文章我将对 top 命令进行详细的总结。 命令详解 top...
View ArticleLinux相关问题记录
起初用vim修改文件的时候，可以移动光标，但怎么都编辑不了内容，还以为哪里出了问题。后来才了解到，vim主要有3种模式：命令模式（Command mode），插入模式（Insert mode）和底行模式（Last line mode）。 比如， vim index.js 打开index.js文件，默认就是进入命令模式的。这时候键盘敲下 i...
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Apple Airplay on Raspberry Pi in 7 Easy Steps
Do you have an existing hifi system that’s too old to support Apple Airplay? Don’t want to replace it with lower-quality wireless speakers, but want to stream music? It’s a common problem. The good...
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img2txt - 将图像转换为各种基于文本的彩色文件
img2txt可以转化为彩色的图案，你还可以指定图案大小。 语法： img2txt [ -W width ] [ -H height ] [ -x font-width ] [ -y font-height ] [ -b brightness ] [ -c contrast ] [ -g gamma ] [ -d dither ] [ -f format ] FILE 描述...
View ArticleALE: arcfide's line editor
ed(1) meets Emacs implemented in APL, a la Acme https://github.com/arcfide/ALE ALEis a line editor that I have created because I can. One of my all time favorite editors to use in the classic Unix...
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从云到端，Ubuntu 在 IoT 领域的应用和部署详解 | 活动回顾
12 月 20 日，在「 Ubuntu 云到端的营收秘籍 」线下沙龙中，Canonical 的技术专家为我们深入介绍了Canonical Distribution of Kubernetes、Juju部署实例，Ubuntu Core 技术应用及案例分享，并与现场开发者、企业进行深度的交流。 Ubuntu 是工作站、云和 IoT 领域使用最广泛的 linux 平台。经过多年的发展，Ubuntu...
View ArticleCloning problem 1 and 1 git repository in 1 and 1 Linux server shared with...
I have just setup a git repository in my 1and1 shared hosting. 1and1 offers git as part of the linux business package and I decided to use it instead of installing my own git. When I do dir .git I can...
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Coding on a Chromebook Revisited
It's been over a year since I wrote my guide on setting up a cheap Chromebook for web development . In that article, I presented three different ways to install a linux distribution instead of, or...
View ArticleLinux process infection (part I)
Among the different tasks that aRed Team should carry out, there is one that is remarkable by its intrinsic craftsmanship: putting anAPT inside a computer system and ensuring its persistence....
View ArticleVim and Mercurial
I already mentioned Vimways ‘ advent blogging about Vim , but here’s some more commentary on one of their entry, namely the Vim and Git one. It was quite good so I figured I would write a “Vim and...
View ArticleEasy Way to Format USB Disk Drive in Linux Command Line
Formatting USB drive in linux command line is very easy but most of the Linux desktop users are scared to do that and they will go for GUI based application instead of CLI. Folks don’t worry, i’m here...
View ArticleTrying out Wayland
I had been meaning for a long time to try out Wayland , which is designed as a modern replacement for the linux graphical stack, the X Window System . The main selling point of Wayland for me is that...
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Elive 3.0.3 发布，基于 Debian 的桌面 Linux 发行
Elive 3.0.3 已发布，主要更新如下： 壁纸：新增每小时变化一次的动态壁纸，其中还包含圣诞节的隐藏惊喜~ 弹出窗口：热键文档不再在桌面启动时弹出，而是固定在启动栏 桌面：禁用屏幕超时及请求演示模式 Flash：将常用浏览器中的 adobe flash 播放器更新到最新版本 多用户：改进多用户桌面切换模式的兼容性 声音：修复一些小错误 翻译：更新翻译...
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centos6下jbd2进程占用大量IO处理
昨天公司的一台NFS服务器遭遇IO居高不下的情况 ，通过iostat查看，io使用率在80%以上，时常还会直接IO飙满，导致NFS的访问异常。重启主机后问题依旧，最后使用iotop查看后，发现主要是jbd2进程在写导致的。具体见下图iotop的结果：...
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Docker上定制CentOS7镜像
前言： 环境：CentOS 7.5 64 位 正文： 第一步：下载CentOS 7镜像 docker pull centos 第二步：建立CentOS 7的容器 sudo docker run --privileged --cap-add SYS_ADMIN -e container=docker -it --name my_centos -p 80:80 -d --restart=always...
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