Shell Learning: about replacement commands-tr-ROT13 rules

[Root @ stu100 ~] # Echoabcdef | trabcdefxyzabcxyzabc [root @ stu100 ~] # Echoabcdef | the example below tra-fx-za-cxyzabc demonstrates a popular method of hiding text. because the first character of the alphabet is replaced with 13th characters,

Practical tips install Fedora-9-i386-DVD from hard disk

& Nbsp; 1. download the Fedora-9-i386-DVD and place it in the FAT32 partition (not in the NTFS partition ). URL: Success. 3. download grub4dos  1. download the Fedora-9-i386-DVD and place it in the FAT32 partition (not in the NTFS partition ).URL:

Configure and implement DNS after bind is installed in Linux

& Nbsp; the host that serves as the DNS server cannot access itself through the domain name such as pingmyself.mydomain.com, and the prompt "unknownhost" is displayed. Ping other machines, such as pingyou.mydomain.com. It is suggested that the bind

SlackwareEyooLinux server configuration instructions

& Nbsp; (1) driver loading part, mainly NIC driver. First, find the NIC: lspci | grepnet. If no Nic is found, first check whether the NIC is plugged in. Check the loaded driver: the pciprobe command displays several available drivers. Yes  (1)

Graphical interface remote login install FreeNX based on NX technology

& Nbsp; the server normally uses ssh to log on to the terminal and run sudogedit/etc/apt/sources. list adds the freeNX Source. I have tried other sources provided on the internet. here I only have this source to connect to debhttp: // mirror.

Solve the problem of China Netcom dialing in Linux

& Nbsp; install wine. Create an ADSL connection, enter the firewall, and check PPP + on the trusted interface. Go to the Super Terminal, cd ~ /.Winelsp_winelscddrive_ccdprogramfilescdppoeclientlswineishare.exe enter the network  Install wine. Create

Practical tips: solve the problem of LinuxTelnet logon slowness

& Nbsp; change the/etc/resolv. conf file. if your linux host only works in the LAN, change the nameserver address to the NIC address. Example: suselinux :~ # More/etc/resolv. confnameserver192.168.0.160searchsite and restart the NIC  Change the/etc/

Linux iptables kernel 2.6.18 added time module

& Nbsp; system: CentOS5.1 kernel: 2.6.18-53.1.19.el5iptables Version 1.3.5 (included in the system) download a kernel: unzip the linux-2.6.18 to/usr/src/linux # cdlinux # makemrproper # makemenuconfig and quit. viMakefile  System: CentOS 5.1 kernel:

How to uninstall Linux

I installed windows and redflaglinux on my computer. later I felt uncomfortable and was ready to uninstall linux. As a result, I started my uninstallation journey: 1. in windows, my computer → manage → disk management, I will see the linux partition

Add a custom Shell to a Linux system as a system service

& Nbsp; 1. [root @ localhost ~] # Cp/usr/local/apache2/bin/apachectl/etc/init. d/httpd2. [root @ localhost ~] # Vi/etc/init. d/httpd3. add in the second line (required, otherwise it cannot be added) # chkconfig: 23458515 # descr  1. [root @

How to install two Linux operating systems on one hard disk

& Nbsp; Fedora8Linux is installed on a hard disk and grub boot management program is installed. you need to install Fedora9 in the free partition of the hard disk as follows: 1. place the Fedora-9-i386-DVD.iso file to the root directory of a

Xmanager logon configuration in Linux

& Nbsp; modify/etc/X11/xdm/Xaccess and change the following line: # * # change anyhostcangetaloginwindow to * # anyhostcangetaloginwindow to/etc/X11/TPD. conf, find the following information: or Enablefalse to: or Enablet  Modify/etc/X11/xdm/Xaccess

How does one limit the number of SSH password attempts in Linux?

& Nbsp; 1. configure/etc/security/limits. conf, or configure/etc/sshd_config2 and fail2ban. There are other programs that can implement features similar to fail2ban. In Debian, you can apt-getinstallfail2banshutdown-rnow.  1. configure/etc/security/

Nokia will adopt a Linux operating system for more productive products

According to foreign media reports, Nokia executives recently said that with the increasing focus on Internet products, nokia expects the Linux operating system to enhance its role in a series of products. So far, there have been few successful

Command for viewing the network connection status in Linux

& Nbsp; view the number of http processes [root @ localhostconf] # ps-ef | grephttpd | count the number of connections in the wc-l333 status: [root @ localhostconf] # netstat-n | awk/^ tcp/{++ S [$ NF]} END {for (ainS) printa, S [a]}

Practical tips: Solve the garbled problem of the awstats keyword

& Nbsp; after awstats is configured, everything runs normally. if AWStats is enabled, Error: Warning: Error: CantlocateURI/Escape. pmin @ INC (@ INCcontains:/usr/lib/perl5  After awstats is configured, everything runs normally.If AWStats is enabled,

How to run Thunder 5 using wine in Linux

& Nbsp; 1. download the ies4linux file package from http://www.tatanka.com.br/ies4linux/page/installation( the current version is 2.99) and decompress it. Note: This website is in harmony with the Chinese mainland and needs to be jumped out of the

How to set JDK Chinese fonts in Linux

& Nbsp; we often find that in Linux, the Chinese characters of java applications will become one by one "ports", which will cause a lot of troubles for our use. But we do not want to give up the convenience of Linux and java. How can we solve this

Practical tips: specific implementation of Gdbserver remote debugging

& Nbsp; The nfs target board is used to mount the local directory. of course, you must first activate the local nfs sharing service. the specific steps are as follows: 1. enter the/etc directory, add/home192.168.0.* (rw, sync) to the file and exit.

Advanced Tutorial: Linux operating system driver compilation and running

& Nbsp; 1. manual loading test 1. insmod. /key_test.ko load the driver module to kernel 2, cat/proc/modules | grepkey_test to view the address of the key_test module in the kernel. If no filter is added, all loaded modules are displayed. 3. lsmod

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