Quantcast
Channel: CodeSection,代码区,Linux操作系统:Ubuntu_Centos_Debian - CodeSec
Browsing all 11063 articles
Browse latest View live

GTK+ Now Shows Activate Menu in VirtualBox, Requires XDG-Shell 6 for Wayland

A new development version of the GTK+ GUI (Graphical User Interface) toolkit used for creating beautiful and modern apps for the GNOME desktop environment has been released. GTK+ 3.21.6 is now the...

View Article


Image may be NSFW.
Clik here to view.

Snapcraft GUI Makes Snap Packaging a Breeze, Install It Now in Ubuntu 16.04 LTS

Ubuntu app developer Keshav Bhatt informs Softpedia today, September 15, 2016, about the release of the Beta of his up and coming graphical user interface (GUI) for Canonical's Snapcraft tool for...

View Article


Linux Kernel 4.4.21 LTS Is a Big Update with Over 200 Changes, Update Now

Immediately after announcing the release of linux kernel 4.7.4 as the latest stable and most advanced kernel version, Greg Kroah-Hartman published details about the twenty-first maintenance update to...

View Article

Chapeau 24 "Cancellara" Linux Distro to Be Based on Fedora 24, Linux Kernel ...

Chapeau linux developer Vince Pooley is back in action after being away the entire year, and it looks like his preparing to launch a new version of the Fedora-based GNU/Linux distribution. Chapeau 23...

View Article

Image may be NSFW.
Clik here to view.

概念:GNU构建系统和Autotool

经常使用linux的开发人员或者运维人员,可能对 configure->make->make install 相当熟悉。事实上,这叫 GNU构建系统 ,利用脚本和 make 程序在特定平台上构建软件。这种方式成为一种习惯,被广泛使用。本文从用户视角和开发者视角详细说明,这种构建方式的细节,以及开发者如何利用 autoconf 和 automake...

View Article


Image may be NSFW.
Clik here to view.

Linux文件读写机制及优化方式

本文只讨论linux下文件的读写机制,不涉及不同读取方式如read,fread,cin等的对比,这些读取方式本质上都是调用系统api read,只是做了不同封装。以下所有测试均使用open, read, write这一套系统api 缓存...

View Article

Image may be NSFW.
Clik here to view.

程序的“听诊器”――性能监视工具

听诊器是一种简单工具,却给医生的工作带来了革命:它让内科医生能有效地监控病人的身体。性能监视工具(profiler)对程序起着同样的作用。 你现在用什么工具来研究程序?复杂的分析系统很多,既有交互式调试器,又有程序动画系统。正如CT扫描仪永远代替不了听诊器一样,复杂的软件也永远代替不了程序员用来监控程序的最简单工具――性能监视工具,我们用它了解程序各部分的执行频率。...

View Article

Image may be NSFW.
Clik here to view.

如何利用c118搭建基站发短信实验?

* 本文原创作者:diulei,本文属CodeSec原创奖励计划,未经许可禁止转载 前提介绍: 上次我写了 osmocombb配合c118嗅探短信 的文章,很多朋友留言让我写搭建openbts的,对于openbts其实很简单,官方文档就可以,主要是很多的环境依赖对于新手来说不好安装。所以今天我就出一个详细的openbts搭建基站。 安装所需: ubuntu12.0.4(系统) openbts2.8...

View Article


Image may be NSFW.
Clik here to view.

[understanding networks week 2] Traceroute Commute

( See the project here .) For me, the most fascinating part of learning the traceroute command this week was the idea that each IP address the packets move through is tied to a physical place in the...

View Article


Image may be NSFW.
Clik here to view.

计算机及Linux基础介绍

linux及计算机基础介绍 计算机的组成及其功能 What:计算机的组成是什么? 计算机的主要部件: CPU:可分为运算器、控制器、寄存器、缓存等 存储器:比如内存。执行程序时,会将程序及相关数据加载进内存,供CPU读取 输入设备:比如:键盘。用于下达指令及输入数据。 输出设备:比如显示器。用户显示和输出指令执行的结果等 冯诺依曼体系中提出的五大部件为:运算器、控制器、存储器、输入、输出...

View Article

Image may be NSFW.
Clik here to view.

Linux文件管理及bash脚本特性

马哥教育网络班23期+第2周课程练习 linux文件管理及bash脚本特性 概述,经过前三天的学习,想必我们已经对Linux 有了一个初步的了解,接下来这讲我们要讲述一下Linux至关重要的文件管理和bash脚本特性等知识要点 一、Linux 文件管理 1.1 原理概述 文件管理对于Linux系统来说至关重要,因为Linux 的哲学思想就是一切皆文件,所以说在Linux...

View Article

Image may be NSFW.
Clik here to view.

Ayoub Elyasir: How Do You Fedora?

We recently interviewed Ayoub Elyasir on how he uses Fedora. This ispart of a series on the Fedora Magazine. The series profiles Fedora users and how they use Fedora to get things done. Contact us on...

View Article

Image may be NSFW.
Clik here to view.

Authorized Keys and ESXi 6.0 Update 2 Changes to OpenSSH

William Lam brought up some feedback on Socialcast the other day. The story was of a customer who updated to ESXi 6.0 Update 2 and the SSH keys he was using no longer worked. The customer was...

View Article


Image may be NSFW.
Clik here to view.

Linux系统启动过程及其修复过程简析

linux组成 Linux: kernel+rootfs kernel: 进程管理、内存管理、网络管理、驱动程序、文件系统、安全功能 rootfs:程序和glibc 库:函数集合, function, 调用接口(头文件负责描述) 过程调用:procedure,无返回值 函数调用:function 程序:二进制执行文件 内核设计流派: 单内核(monolithic kernel):Linux...

View Article

Image may be NSFW.
Clik here to view.

CentOS 6开机启动流程实验篇

centos 系统的启动流程 grub 破坏linux的核心文件再修复体验系统启动流程 CentOS 6开机启动的具体详情请参见理论篇! 了 解了系统启动的基本流程,以下我们通过“破坏式实验”,即破坏系统启动过程中的一些关键环节,使系统无法启动,然后我们再通过修复这些文件使得系统正常重...

View Article


Image may be NSFW.
Clik here to view.

Qt Graphics with Multiple Displays on Embedded Linux

Creating devices with multiple screens is not new to Qt. Those using Qt for Embedded in the Qt 4 times may remember configuration steps likethis. The story got significantly more complicated with Qt...

View Article

Image may be NSFW.
Clik here to view.

EXT4 Has Many Bug Fixes For Linux 4.7

EXT4 Has Many Bug Fixes For linux 4.7 Written by Michael Larabel inLinux Storage on 25 May 2016 at 08:00 AM EDT.Add A Comment Ted Ts'o has sent in his pull request of EXT4 file-system updates...

View Article


Image may be NSFW.
Clik here to view.

CentOS 6开机启动流程理论篇

centos 系统的启动流程 grub 破坏linux的核心文件再修复体验系统启动流程 概述 任 何系统启动的第一步必然是加电,然后计算机硬件会主动地读取BIOS来加载硬件设备信息并检测,之后系统会主动地读取第一个有引导程序的设备,该引导程序 (grub)可以指定使用哪个内核来启动,并将其加载至内存当中运行,同时内核还要加载其他硬件设备以及对应的驱动程序,来例主机各个组件开始运行,等所...

View Article

Anatomy of a Real Linux Intrusion Part II: SSH trojanized toolkit

In myprevious post I introduced my current Honeypots setup with Raspberry Pi 3 running HonSSH and performing SSH MiTM. There are lot of attacks against the honeypots: SSH scans, user and password...

View Article

Image may be NSFW.
Clik here to view.

GRUB加密、修复和破解密码实战指南

GRUB加密、修复和破解密码实战指南 GRUB(Boot Loader ) 从系统启动流程可以得知,在BIOS读取相关信息之后,接下来是去第一个可以启动的设备当中的MBR中读取Boot Loader信息,Boot Loader提供具有菜单功能、直接加载内核信息,以及相关的控制权转交功能。所以说系统启动必须要有 Boot Loader,然后才能去加载内核。 Boot...

View Article
Browsing all 11063 articles
Browse latest View live