Linux

There are too many lines of Linux Symbolic connections. When creating a symbolic link in linux n, you must use an absolute path. For example: /usr/local/cxxt/config-tools must be created to/usr/bin/config-tools. If your current directory is under

In linux: vi replacement command vi/vim, you can use the: s command to replace the string. In the past, we used only one format to replace the full text. Today we found that there are many ways to write this command (vi is really powerful, and there

Linux system introduction and daily management 1. Linux kernel: the Linux kernel consists of five major subsystems: Process Scheduling (SCHED) Memory Management (MM) Virtual File System (VFS) network Interface (NET) inter-process communication (IPC)

Linux Usage of grep 1. The grep command in linux is a powerful text search tool. It can search text using regular expressions and print matching rows. Grep stands for Global Regular Expression Print, which indicates the Global Regular Expression

CentOS enable and disable the firewall port in centOS firewall 1. Enable the port (take port 80 as an example) Java code Method 1: /sbin/iptables-I INPUT-p tcp -- dport 80-j ACCEPT write modification/etc/init. d/iptables save and modify service

Openwrt default boot ssh methodCurrent situation:Openwrt cannot be directly connected by Using ssh after it is started. It must be configured on the page before it can be connected. system> administration> SSH Access is actually the interface you

Lvm tossing note LVM (reference to Baidu encyclopedia): LVM is short for Logical Volume Manager. It is a mechanism for managing disk partitions in Linux, LVM is a logical layer built on hard disks and partitions to improve the flexibility of LVM

Xmanger Remote Desktop Ubuntu 12.04 Step 1: sudo aptitude install RTL Step 2: edit file 1, sudo vim/usr/share/doc/TPD/examples/custom. conf (if it is another ubuntu version = The text of each version will be different, we recommend you use find to

Linux network operation commands linux operation command summary github address: expose #/bin/sh # view the http Request header tcpdump-s 1024-l-A-n host 192.168.9.56 tcpdump-s 1024-l-A src 192.168.9.56 or dst 192.168.9.56 sudo tcpdump- a-s 1492 dst

Nic binding to a single kernel process and asynchronous I/O should be able to achieve optimal communication performance, but in reality, we often find that this mode does not achieve the expected results, this may be because the NIC is competing for

Ramdisk root file system + initramfs started the ramdisk root file experiment these days. Test environment: Ubuntu 12.04 first I think it is better to create the root file system, because one of the configuration kernels is related to the ramdisk

VIM note-ignore case sensitivity when searching text & Highlight search text ignore case sensitivity/searchword \ c or modify the settings: set ignorecase or: set ic highlight: set hlsearch unhighlighted: set nohlsearch how to find the rows that

Ubuntu12.04 how to modify the left of the launcher Icon size in the unbunt-2d desktop tossing a long time there is no way to modify the left of the Icon size. because of the computer speed, there has been no use of 3d desktop. I finished it today

In Linux, there are a lot of command line options in the 'configure 'script. for different software packages, these options may change, but many basic options will not be changed. run the '-- help' script to view all available options. although many

The document viewer text browser in linux cannot be closed. Today, the document viewer text browser in ubuntu system is used to view PDF files. At the same time, when the terminal updates the software source and maximizes the document viewer, the

Linux shell if Judge 1 string judge str1 = str2 when two strings have the same content, length is true str1! = Str2: true when the string str1 and str2 are different-n str1: true when the string length is greater than 0 (the string is not empty)-z

Tuxedo multi-host (MP) configuration error solution [tuxapp @ REDHAT5_FG etc] $ tmboot-yBooting all admin and server processes in/bea/tuxapp/etc/tuxconfigINFO: Oracle Tuxedo, Version 11.1.1.2.0, 32-bit, Patch Level (none) Booting admin processes...

Tools used to deploy projects on linux servers: SecureCRT and WinSCP 1. first, use maven to compress the project into a war package. eclipse: Right-click the project and choose run as> maven package 2. copy the empty Tomcat project to the linux

Ubuntu wireless solution: ubuntu 10.04 cannot be used wirelessly. Now the problem has finally been solved. Here is my solution. Using the lspci command on the terminal, your computer will display information that connects to all PCI devices. To

Ubuntu12.04 use the note sudo apt-get update sudo apt-get install xxxx to call up the terminal: 1, ctrl + alt + t. 2. dash search: "gnome-terminal" 3. User File System Directory ctrl + f search: "gnome-terminal" display Desktop shortcuts: win + ctrl