Cloud Applications

Inode operations on files in linux, block changes 1. create a file system and mount it to inode. the block information is as follows: FilesystemInodesIUsedIFreeIUse % Mountedon/dev/sdb5281_11281011 %... inode operations on files in linux, block

When you set Linux to view the execution time of historical commands, we all know that on the Linux platform, you can use the history command to view the commands that have been recently executed. However, the history command displays only numbers

If you forget the root password, you are the system administrator when using your Unix or Linux system. This means that no one else will help you in case of a problem. What should I do if I forget the root password? The following describes the

Sendmail cannot send an email. sendmail cannot send an email and is modified later. Vi/etc/hostsvi/etc/sysconfig/network simultaneously modified more/etc/mail. rcsetaskaskccappenddotsavecrtignoreReceivedMessage-IdR.. sendmail could not be sent.

/Etc/passwd & amp;/etc/shadow details 1. the passwd file is stored in the/etc directory. This file stores information about all user accounts, including the user name and password. Therefore, it is critical to the system. Run the following command

In Linux based on bacnet-stack-0.8.0 Engineering, bacnet protocol packet is sent through wireless network card. the Linux environment is Ubuntu12.04 + USB wireless network card (09 annual output of mercury MW54U, relatively old) 2. after compiling

In shell supplement tool-expectlinux, in shell programming, some program input must receive tty input rather than stdin input. if one implementation is required, it is always Ct. 1. install expect1yuminstallexpect 2, instance 1, and ssh for

Using bat to run cygwin and executing scripts (commands) is meaningless. Run the script. Why not run it on a linux server directly. This is not an individual's decision. Generally, I write the function as jar or py, and then write the bat file. if

Linux Terminal development environment configuration in the terminal development linux program is generally connected to a linux with an ssh server installed through ssh (here is Ubuntu11.04), there are many ssh clients, such as SecureCRT,

Decompress linuxtar and detailed decompress the command tar [-cxtzjvfpPN] file and directory .... parameter:-c: create a compressed file parameter command (create);-x: unlock a compressed file parameter command! -T: view the files in the tarfile!

Building nfs server fedora13 in the development board environment of s3c6410 and building nfs server in the development board environment of is a revolutionary tool for the development board! With nfs, you don't need to keep your SD card plugged

Linux setting proxy Linux system setting yum, wget, rpm command using proxy: 1. usingyumwithaproxyserver --------------------------------------- Toenableyumoperationstouseaproxyserveryoushou Linux: 1. using yum with a proxyserver --------------------

VIM highlight the current row only displays the underline problem solution in the VIM configuration, there is a command to highlight the current row/column, but I do not know why, VIM on my computer highlights the current line with only one

Linux Mount NTFS partition and Mount partition method if your disk format is NTFS follow the steps below if not directly jump next first to download a NTFS-3G: http://www.tuxera.com/community/ntfs-3g-download/then Upload The downloaded compressed

The ctags code tracing tool is easy to use. to use ctags, you only need to remember the following seven commands: 1. $ ctags & amp; ndash; R * ($ is a Linux Shell prompt) 2. $ vi & amp; ndash; ttag (replace the tag with the variable or function you

Remove the lock icon in the Ubuntu folder because the downloaded items are under the root permission, so there is a lock icon in the normal user, although it can be used in any operation under the root, it's okay to switch to the root account, but

After a new virtual hard disk is added to the virtual ubuntu in the vbox and Ubuntu is installed in the virtualbox, the hard disk space is insufficient. The following solutions are available: 1. add new hard disk settings-& gt; Storage-& gt; SATA

After we have installed the linux server WEB environment with one-click installation package lanmp, there may be many questions about the problems encountered during the use process. The following are some common examples. if you have other

CentOS disk resizing lvm installation Centos LVM space is quickly reduced, and it will not be enough soon. many people use Gparted resizing, and the command line is not easy to use, the Gparted of the graphic interface cannot be found on CentOS6.4;

Iptables learning 03 port forwarding two network interfaces: Lan port: 10.1.1.254/24eth0, Wan port: 60.1.1.1/24eth1Lan webserver: 10.1.1.1: 80, Lan ftpserver: 10.1.1.2: 21: port forwarding to internal servers for internet user access... iptables