Upgrade experience of Ubuntu14.04

After Ubuntu14.04 was upgraded, the Chinese translation was complete and the details were optimized. the shadow of the Dash prompt was softer. I have not installed the WenQuanYi font. I just deleted * ukai *. conf and * uming *. conf under/etc/fonts/

10 Linux interview questions and answers in different application scenarios

This time, we will not discuss the Linux interview questions for a specific topic, but will randomly choose some. These questions not only extend your Linux knowledge system, but also make you feel overwhelmed during the interview. 1. assume that

Detailed description of file attributes in linux

This article describes in detail the file attributes of the linux system, that is, the file information displayed when you use the ls command to list files. For more information, see Linux file or directory attributes: nodes, types, permission modes,

Detailed explanation of ps commands in linux commands (view process results)

The ps Command provides a one-time view of the process results. The results provided by the ps command are not dynamically consecutive. to monitor the process time, use the top tool. The ps command in Linux is short for Process Status. The ps

Interesting things about 20 Linux commands and Linux terminals

Have fun playing Linux! Haha. Don't believe it. Remember me, at the end of the article, you will believe that Linux is really fun. 1. Command: sl (steam locomotive) you may understand the ls command and often use it to view the contents of the

How to solve HeaderV3DSAsignature error reported by centos installation rpm (yum installation

This article describes how to solve the HeaderV3DSAsignature error reported by centos when installing rpm (The yum installation software reports an error). If you need it, refer to the following tag: CentOS When you use yum to install software in

Ubuntu13.10 compile and install Wine1.7

This article describes how to compile Ubuntu and install Wine1.7. For more information, see Ubuntu Install the dependent libraries first: Sudo apt-get install flex bison qt4-qmakeApt-get install libfreetype6-devApt-get install libjpeg-dev libpng-dev

FastDFS4 and Ubuntu12 installation and deployment steps

This article describes how to install and deploy FastDFS4 and Ubuntu12. For more information, see Ubuntu. FastDFS4 + Ubuntu12 installation and deployment 1. install libevent If you want to use http for download, you need to install this component. 2.

How to delete repeated rows of some fields in a big data file in Linux

No suitable tool was found in linux. stream processing tools such as sed/gawk can only process one row but cannot find rows with duplicate fields. It seems that I had to use a python program, and suddenly remembered to use mysql, so I made a data

Introduction and use of Linuxread commands

I. Overview The read command receives input from standard input (keyboard) or other file descriptors. After the input is obtained, the read command puts the data into a standard variable. II. example (only some common options are listed here) 1.

Linux basics: analyze Ubuntu disk usage

Dear Linux geeks, in this article, I will guide you on how to analyze disk usage in Ubuntu. To ensure the health and smoothness of the system, you are always concerned about the machine's hard disk. it is very important to properly run some analysis.

Retrieve passwords of Linux/Unix systems

I. freebsdFreeBSD4.7 is displayed when boot... 9seconds press any key input: after logging on to boot-s #/sbin/mount-a # passwd, enter the new password. freeBSD5. * log on to the single-user mode by pressing 4 when the startup mode is required 1.

Install Ubuntu through a USB flash drive

Previously, I introduced How to Install Vista through a USB flash drive. This article will introduce how to install the UbuntuLinux system on a USB flash drive. although Ubuntu is used in this article, it is also feasible to install other

Remote control using SSH in Linux

The network is under attack, which is often caused by the Telnet service provided by the server. Indeed, for UNIX systems, to remotely manage them, you must use a remote terminal. to use a remote terminal, you must start the Telnet service on the

Take targeted measures to ensure the security of Unix servers

Servers constitute the most basic elements in the network infrastructure and are also the most critical part of network security. Although Unix servers are well known for their security and reliability, they do not mean they are impeccable. In

Learn to restore deleted Ext3 files in Linux

1. a brief introduction to the Ext3 file system structure in the Ext3 file system used by Linux, files are stored in blocks. by default, the size of each block is 1 K, different blocks are distinguished by block numbers. Each file has a node that

Quick UNIX skills

First, use a tool to find your target. Such a tool can be easily found online. & nbsp; a famous tool is mscan. as for its usage in its own README, I will not explain it in detail. of course, it is in English & nbsp; mscan will help you find some

Linuxfind command details

& Nbsp; signature. Even if the system contains a Network File System (NFS), the find command is equally valid in this file system, only  Html> http://www.linuxsky.org/doc/newbie/200803/274.html Because find has powerful functions, there are many

Introduction to firewall settings in Linux

Source: modify the/etc/sysconfig/iptables file to modify the firewall configuration. if you want to open a port, add one to it. -ARH-Firewall-1-INPUT-mstate -- stateNEW-mtcp-ptcp -- the dport1521-jACCEPT is ready, where 1521 is to be opened Source:

Preview the Ubuntu login interface in the future

The release of Ubuntu8.04 brings us a lot of surprises and leaves us with a lot of suspense. one of them is the "modern theme". it will only meet us in Ubuntu8.10. another feature that has been postponed to Ubuntu8.10 may be unknown. it is

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