Linux

Arm-linux-gcc/ld/objcopy/objdump the features of the arm-linux tool are summarized as follows: The arm-linux-addr2line converts the program address to the file name and line number. In the command line, give it an address and an executable file name,

For Linux compiling and upgrading Ffmpeg, if the server has installed an Ffmpeg file, for example, it has been installed in the/usr/local/ffmpeg directory. Version Upgrade steps are as follows: 1. Download ffmpeg-* .tar.gz to Ffmpeg official https://

Linux tips-use screen to manage your remote sessions when we remotely log on to the linux server using ssh or telent and run some long-time tasks, you must wait until the task is completed before leaving the interface. You cannot close the window or

Cloudify REST script 01 #! /Bin/bash02 03 bootOutput = "bl. out "04rm-f $ bootOutput // Delete b1.out file 05. /cloudify. sh "bootstrap-cloud ec2"> $ bootOutput 2> & 1 // run. /cloudify. sh bootstrap-cloud ec2 redirects the output to b1.out and

How many Luns are stored? 1. How does one identify Luns in Linux? (Is AIX similar?) after a LUN is created and a storage group is created, can the host (linux) Identify the LUN using fdisk-l directly, or must it be restarted? (Note: I have not tried

FTP principle and vsftpd service configuration FTP uses TCP protocol as the underlying transmission protocol FTP has two working modes. Traditional FTP supports Active Mode. First, the client connects to port 21 of the server and then the server

Run the command lshw-short to check the computer configuration in ubuntu, as shown in the following code: root @ cyper-pc: /home/cyper # lshw-shortH/W path Device Class Description ====================== ============================ system 23442MC

Use flash magic 1 in linux. This article explains how to use Flash Magic in linux. in this way, you can also use any windows's ISP software 2 in linux, use wine to install Flash Magic, 3, and then check the serial ports supported by your linux

Ubuntu uninstalls wine and permanently clears related files. 0. uninstalls wine. In SoftwareCenter or sudo aptitude purge wine1. Delete ~ /. Wine directory. 2. Delete ~ /. Local/share/applications .~ /. Local/share/applications/wine directory. 3.

Linux basic configuration and management ---- RPM software package management 1 source code form 1 the vast majority of open source software are directly released in the form of source code 2 source code will be packaged into tar.gz archive

Ubuntu's basic regular expression metacharacters and meanings: "*" ------ used to match the previous normal character 0 or multiple times; ". "------ used to match any character;" ^ "------ used to match the first line, indicating the character (or

Set command parameters and Usage Details linux set command function description: set shell. Syntax: set [+-abCdefhHklmnpPtuvx] supplement: You can use the set command to set various shell options or list shell variables. set common features for a

Debian source settings are installed with debian 6, which can be connected via SSH on the GUI, but not in the black window. The reason is that the sshd service (ps-ef | grep ssh) is not started in the black window, and the check result is as follows,

Common linux Command combination serial number Task Command combination 1 Delete 0-byte file find. -type f-size 0-exec rm-rf {}\; find. type f-size 0-delete2 view the process and sort ps-e-o "% C: % p: % z: % a "| sort-k5-nr3 sort ps-e-o" % C: % p: %

Shell practice: ping the DNS for batch resolution of domain names01 requirement for batch domain name resolution by ping DNS02: Read the domain name list from a file: 031. Read the domain name list file. 04 the format of the List file is 051.

1. First add the url of the master database to the local machine. git remote add 2 get the modification record of the master database git fetch -- get the modification git merge on the server -- merge, merge the master database to your branch git

When the ping packet of Linux returns the system ping Internet address created on DUP virtual machine, DUP is easy to occur! The virtual machine here is workstation, not esxi. Returns: 64 bytes from 115.239.210.26: icmp_seq = 1 ttl = 57 time = 10 MS

In linux, ip Forwarding is disabled by default in linux releases. This is a good practice, because most people do not use ip Forwarding, but if we set up a linux route or vpn service, we need to enable this service. Below I will activate it in

Restoring and deleting a single file in Linux is not a partition Summary: Linux has many tools for restoring and deleting partitions by mistake. Sorry, I won't use it! But I have not recovered a single file. From this article, I will write a tool

Linux knowledge-vmlinuz brief introduction vmlinuz is a bootable and compressed kernel. "Vm" represents "Virtual Memory ". Linux supports Virtual Memory. Unlike earlier operating systems such as DOS, there is a limit of KB memory. Linux can use hard