Linux

Linux sendEmail tool installation use 1, sendEmail home page http://caspian.dotconf.net/menu/Software/SendEmail/wget 2, installation: # tar-zxvf sendEmail-v1.56.tar.gz # cd sendEmail-v1.56 # cp sendEmail/usr/local/bin 3, then give confirmation that

[Ubuntu] the disk prepared for/×××× is not ready or does not exist. This is because the original mounted disk partition is formatted or re-partitioned) UUID changes. For example, the disk for/windows/C is not ready or does not exist. Solution: 1.

Linux Performance Tuning 14: Adjusting socket buffer talking about linux Performance Tuning 13: Performance Analysis Related Concepts http://www.bkjia.com/ OS /201307/229890.html applications through socket system calls and remote host communication,

Linux Command -- iotop to view CPU usage use top. iotop is required to view I/O usage. This command is added in kernel v2.6.20. Pay attention to the kernel version number during installation. Common iotop Shortcut Keys 1. the left and right arrows --

TPCC-UVA test environment construction and result analysis I. Preparation of the Operating System: Linux, kernel version 2.6 requires software: tpccuva-1.2.3, postgresql-8.1.15, gnuplot-4.2.5. Tccuva is a standard TPC-C implementation. Postgresql is

For errors caused by upgrading ubuntu libstdc ++ to GLIBCXX_3.4.17, I submitted a QQ for Linux error: 1/usr/lib/libstdc ++. so.6: version 'glibcxx _ 3.4.15 'not found this error is caused by the absence of GLIBCXX_3.4.15 in the current GCC version

In Linux, configure the NAT server to share the Internet content: 0. topology of the network configured in this configuration: 1. configure the IP address. 1.1 correctly configure the IP address allocated by the school to enable normal internet

Linux 3G wireless Internet access wvdial settings 1. install wvdial In the rpm package contains the rpm-ivh wvdial-1.54.0-5.2.2.1.i386.rpm (corresponding to the version of the installation) 2. configure/etc/wvdial. conf [Dialer 3g] Init1 = ATZ Init2

If Xmanager is used to connect to Solaris machines with the same network segment, you can view the remote host by enabling Xbrowser. If it is not a network segment, You need to manually create an Xmanager Session (Static Session ). By default, the

Linux coredump debugging 1) how to generate a coredump file? Log on to the LINUX server and enter echo "ulimit-c 1024">/etc/profile at any location to log out of LINUX and log on to LINUX again. Type ulimit-c. If 1024 is displayed, coredump is

Pipelines and redirection in Linux I. Redirection output can be redirected to a file through the operator> standard output 1 and standard error Output 2. For example, the command # ls-l> lsoutput.txt redirects the standard output to the file

Command usage of source and export source in Linux: source FileName function: read and execute the command in FileName in the current bash environment. Note: This command is usually replaced by the "." command. For example, source. bash_rc and. bash_

Use Gvim and Vim to decompress the compressed package to/home/hostname/, including. vimrc ,. gvimrc file and. the vim folder overwrites the existing one. Then install the ctags and cs.pdf command: sudoapt-get install exuberant-ctagssudoapt-get

Linux extract rar files Extract rar-archivesIf you need to extract rar files in Linux, you have to download and install unrar from rarlabs.com. you can accomplish that by making use of the following methods: Method 1: Automatic Installation [html] $

In vim, when the tab key is set today, we accidentally realized that the tab key in vim is left with eight spaces, which is a waste of space. Baidu found that all the personalized settings of vim are controlled by a file named. vimrc, that is, by

Add the php sockets module in wdlinuxThis problem has been handled twice before, but there is no time to make a record.When developing a QQ space application, a socket is required, so an error is reported.Undefined function socket_create (); Okay,

VIM shortcut Key-Summary & Custom Key to avoid ambiguity caused by the number input command, use = to replace the following prompt. help: help shortcut Key help: the purpose of the help c_CTRL-A shortcut in c mode, prefix I, v, c Represents insert,

In Linux, when "rm-rf *" is used to delete a large number of small files in Linux, an error similar to the following may be reported:/bin/rm: argument list too long. this is because the wildcard "*" will be replaced by each matching file name during

During the summer vacation, I changed a 40 gb ssd, ran two systems, and ran out of service. I mainly used some code resources and books to occupy the hard disk. So I configured SVN on the school server, in the future, the code will be passed on to

Differences between halt and shutdown 1. In halt-h standard, the power is shut down but the power needs to be manually shut down. Some releases enhance the halt script so that it can shut down the power when halt is executed, killing the application