HyperSecurity Wiki - User contributions [en-gb]

How to Guides

2014-01-26T03:26:14Z

24.84.206.194:

*[[How to setup NFS/Autofs]]
*[[Add SSH Without Password]]
*[[Enabling Client DHCP]]
*[[Hacking RedHat Boxes]]
*[[How to Set Linux Programs to Run at Each runlevel]]
*[[Maintaining Yum Repo]]
*[[Mount NTFS Drives on Linux]]
*[[VMplayer Hack]]
*[[Linux Network Config]]
*[[Manual SMTP Relay Test]]
*[[Free T-Mobile WiFi in US]]
*Linux Fdisk and Mount HOWTO --> http://www.pjrc.com/tech/mp3/docs/hd_setup_linux.html]]
*[[Create SSL Self-Signed Certs]]
*[[Windows 2003 Server]]
*Linux Lib HOWTO --> http://www.faqs.org/docs/Linux-HOWTO/Program-Library-HOWTO.html#INTRODUCTION
*Open and extract RPM --> http://www.cyberciti.biz/tips/how-to-extract-an-rpm-package-without-installing-it.html
* How to list open files in Unix/Linux --> http://www.akadia.com/services/lsof_intro.html
* How to create self signed certs --> http://www.akadia.com/services/ssh_test_certificate.html
* Linux LVM Guide --> http://content.hccfl.edu/pollock/AUnix1/LVM.htm
* Manual Whitelist SPAM from Spamassassin --> http://wiki.apache.org/spamassassin/ManualWhitelist
* How to search and replace using Awk --> http://www.packetnexus.com/kb/greyarts/docs/979617680:10293.html
* How to search and replace recursively using find and sed --> http://www.commandlinefu.com/commands/view/4698/recursive-search-and-replace-old-with-new-string-inside-files
* How to setup dkimproxy on --> http://www.brandonchecketts.com/archives/getting-dkimproxy-installed-and-configured
* [[How to replace software RAID Disk]]
* How to install dkfilter --> http://jason.long.name/dkfilter/
* How to install Red5 for CentOS 5.3--> http://www.sohailriaz.com/how-to-install-red5-server-on-centos-53/
* How to install Red5 Server --> http://www.linuxmaza.com/system-administration/howto-install-red5-flash-media-server-in-fedora-11-centos-5-4-redhat/
* How to install Red5chat --> http://www.freedevelopment.net/articles/free-red5chat.html
* How to flush postfix mailq --> http://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html
* How to lock users to home directory FTP --> http://www.cyberciti.biz/tips/vsftp-chroot-users-limit-to-only-their-home-directory.html
* How to hack Wifi --> http://lifehacker.com/5305094/how-to-crack-a-wi+fi-networks-wep-password-with-backtrack
* How to change eth1 to eth0 on redhat systems --> http://www.linuxquestions.org/questions/red-hat-31/how-do-i-change-eth0-to-eth1-during-the-first-boot-246593/
* Best open source Terminal apps --> http://www.cyberciti.biz/open-source/best-terminal-applications-for-linux-unix-macosx/
* Installing Debian Squeeze On Pogoplug v3/Oxnas Cleanly --> http://www.howtoforge.com/installing-debian-squeeze-on-pogoplug-v3-oxnas-cleanly
* Installing and setting up Nagios --> http://wiki.centos.org/HowTos/Nagios
* How to clear out Postfix mail queue --> http://www.cyberciti.biz/tips/howto-postfix-flush-mail-queue.html
* How to use patch to patch a file --> http://www.cyberciti.biz/faq/appy-patch-file-using-patch-command/
* How to create patch and use patch files --> http://jungels.net/articles/diff-patch-ten-minutes.html
* How to setup Ati drivers Debian 7 --> https://wiki.debian.org/ATIProprietary

Linux Commands

2014-01-24T17:06:35Z

24.84.206.194: /* Linux Commands */

===Linux Commands===
#RPM Version Info:
#*<pre>rpm -qa foo</pre>
#Shutdown X11:
#*<pre>init 3</pre>
#Reboot the System:
#*<pre>init 6</pre>
#Mount a CDROM:
#*<pre>mount /dev/cdrom</pre>
#Unmount a CDROM:
#*<pre>umount /dev/cdrom</pre>
#List Start Up Scripts:
#*<pre>chkconfig --list</pre>
#Turn On Start Up Script:
#*<pre>chkconfig service start</pre>
#Turn Off Start Up Script:
#*<pre>chkconfig service off</pre>
#Get the kernel version by typing
#*<pre>uname -r</pre>
#Format USB Device to Vfat
#*<pre> mkfs.vfat -F 32 /dev/sda1</pre>
#How to create tarball's assuming your directory is called foo:
#*<pre>tar -cvzf foo.tar.gz /dir/foo</pre>
#Add user to Virtual Postfix Database:
#*<pre>postmap virtual</pre>
#Reload Postfix:
#*<pre> postfix reload</pre>
#Produces Postfix Queue List:
#*<pre> postqueue -p</pre>
#Also Produces Postfix Queue List:
#*<pre>mailq</pre>
#Flush Postfix Queues:
#*<pre> postqueue -f</pre>
#Remote Desktop for Windows (toggle -f on or off for fullscreen):
#*<pre>rdesktop -g 1152x768 -a 24 -b -f mail</pre>
#Unzip bz2 files:
#*<pre>bzip2 -cd files.tar.bz2 | tar xvf -</pre>
#Show program install path:
#*<pre>which {program}</pre>
#Removes mail from mail queue
#*<pre>postsuper -d {queue id}></pre>
#Displays Hardware info from BIOS (must have installed dmidecode installed)
#*<pre>dmidecode</pre>
#To get a Network list of current IP/Hostname's, type the following on the command line:
#*<pre>dig axfr hosthame</pre>
#or to sort by IP type:
#*<pre>dig axfr hostname |grep IN | egrep A |sort -n -k 5 -k 7 -t .</pre>
#Type the following to setup rpmq to find true kernel version
#*<pre>alias rpmq='rpm --qf '\''%{NAME}-%{VERSION}-%{RELEASE}.%{ARCH}\n'\'' -q'</pre>
#Type the following to determine the kernel version
#*<pre>rpmq kernel</pre>
#List all PCI Devices:
#*<pre>lspci</pre>
#Reload named:
#*<pre>rndc reload</pre>
#Create Database:
#*<pre>create database {DATABASE NAME};</pre>
#Create Database Privileges:
#*<pre>grant all privileges on {DATABASE NAME}.* to {DATABASE USER}@localhost identified by '{DATABASE PASSWORD}';</pre>
#Set Privileges:
#*<pre>flush privileges;</pre>
#Netstat IP,PORTS
#*<pre>netstat -tnap</pre>
#Create QEMU Disk Images:
#*<pre>qemu-img create -f qcow {name}.img 3G</pre>
#Install OS on QEMU Drive Image via CD-ROM
#*<pre>qemu -cdrom /dev/cdrom -hda {name}.img -m {memsize} -boot d</pre>
#Install OS on QEMU Drive Image via IMAGE
#*<pre>qemu -cdrom {name}.iso -hda {name}.img -m {memsize} -boot d</pre>
#Run QEMU Disk Images with Sound (Blaster16):
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime</pre>
#Move seamless between host and guest
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime -usb -usbdevice tablet</pre>
#Resize AVI Files (--export_asr 3 is widescreen and --export_asr 2 is fullscreen)
#*<pre>transcode -i INPUT.avi -y ffmpeg,ffmpeg -F mpeg4 -Z 320x,fast --export_asr 2 -o OUTPUT.avi -E 44100,16,2 -b 256</pre>
#Start NetworkManager GUI Applet
#*<pre>nm-applet &</pre>
#Set Password for MySQL Root
#*<pre>mysqladmin -u root password new-password</pre>
#Remove User account and Home dir
#*<pre>userdel -r {username}</pre>
#Mount an ISO image
#*<pre>mount -o loop -t iso9660 filename.iso /mnt/iso</pre>
#Create random passwords
#*<pre>head /dev/urandom | strings</pre>
#Show partions on a drive
#*<pre>sfdisk -l</pre>
# You want to download all the GIFs from an HTTP directory. The command 'wget http://host/dir/*.gif ' doesn't work, since HTTP retrieval does not support globbing. In that case, use:
#*<pre>wget -r -l1 --no-parent -A.gif http://host/dir/</pre>
# How to rsync
#*<pre>rsync -r -a -v -e "ssh -l {username}" --delete {remote machine}:/dir /dir</pre>
# How to check memory
#*<pre> ps -eo pid,ppid,rss,vsize,pcpu,pmem,cmd -ww --sort=pid</pre>
# How to search and replace recursively within files
#*<pre> find . -type f -exec sed -i s/search/replace/g {} +</pre>
# How to convert Flac to MP3
#*<pre>for file in *.flac; do flac -cd "$file" | lame -h - "${file%.flac}.mp3"; done</pre>
# How to check 3ware Hardware RAID status:
#*<pre> tw_cli /c0 show</pre>
# Dirvish Vault first init
#*<pre> dirvish -vault ''vaultname'' --init</pre>
# CIFS mount
#*<pre>mount -o username=username,password=1234,uid=username,gid=groupname,iocharset=utf8,file_mode=0777,dir_mode=0777,noperm //host/disk /mnt/NAS/</pre>

== AWK Search and replace ==

GLOBAL REPLACE in the files:
awk '{gsub("call", "mall", $0); print > FILENAME}' *.kumac
change call to mall in all *.kumac files</pre>

Linux Commands

2014-01-24T17:06:15Z

24.84.206.194:

===Linux Commands===
#RPM Version Info:
#*<pre>rpm -qa foo</pre>
#Shutdown X11:
#*<pre>init 3</pre>
#Reboot the System:
#*<pre>init 6</pre>
#Mount a CDROM:
#*<pre>mount /dev/cdrom</pre>
#Unmount a CDROM:
#*<pre>umount /dev/cdrom</pre>
#List Start Up Scripts:
#*<pre>chkconfig --list</pre>
#Turn On Start Up Script:
#*<pre>chkconfig service start</pre>
#Turn Off Start Up Script:
#*<pre>chkconfig service off</pre>
#Get the kernel version by typing
#*<pre>uname -r</pre>
#Format USB Device to Vfat
#*<pre> mkfs.vfat -F 32 /dev/sda1</pre>
#How to create tarball's assuming your directory is called foo:
#*<pre>tar -cvzf foo.tar.gz /dir/foo</pre>
#Add user to Virtual Postfix Database:
#*<pre>postmap virtual</pre>
#Reload Postfix:
#*<pre> postfix reload</pre>
#Produces Postfix Queue List:
#*<pre> postqueue -p</pre>
#Also Produces Postfix Queue List:
#*<pre>mailq</pre>
#Flush Postfix Queues:
#*<pre> postqueue -f</pre>
#Remote Desktop for Windows (toggle -f on or off for fullscreen):
#*<pre>rdesktop -g 1152x768 -a 24 -b -f mail</pre>
#Unzip bz2 files:
#*<pre>bzip2 -cd files.tar.bz2 | tar xvf -</pre>
#Show program install path:
#*<pre>which {program}</pre>
#Removes mail from mail queue
#*<pre>postsuper -d {queue id}></pre>
#Displays Hardware info from BIOS (must have installed dmidecode installed)
#*<pre>dmidecode</pre>
#To get a Network list of current IP/Hostname's, type the following on the command line:
#*<pre>dig axfr hosthame</pre>
#or to sort by IP type:
#*<pre>dig axfr hostname |grep IN | egrep A |sort -n -k 5 -k 7 -t .</pre>
#Type the following to setup rpmq to find true kernel version
#*<pre>alias rpmq='rpm --qf '\''%{NAME}-%{VERSION}-%{RELEASE}.%{ARCH}\n'\'' -q'</pre>
#Type the following to determine the kernel version
#*<pre>rpmq kernel</pre>
#List all PCI Devices:
#*<pre>lspci</pre>
#Reload named:
#*<pre>rndc reload</pre>
#Create Database:
#*<pre>create database {DATABASE NAME};</pre>
#Create Database Privileges:
#*<pre>grant all privileges on {DATABASE NAME}.* to {DATABASE USER}@localhost identified by '{DATABASE PASSWORD}';</pre>
#Set Privileges:
#*<pre>flush privileges;</pre>
#Netstat IP,PORTS
#*<pre>netstat -tnap</pre>
#Create QEMU Disk Images:
#*<pre>qemu-img create -f qcow {name}.img 3G</pre>
#Install OS on QEMU Drive Image via CD-ROM
#*<pre>qemu -cdrom /dev/cdrom -hda {name}.img -m {memsize} -boot d</pre>
#Install OS on QEMU Drive Image via IMAGE
#*<pre>qemu -cdrom {name}.iso -hda {name}.img -m {memsize} -boot d</pre>
#Run QEMU Disk Images with Sound (Blaster16):
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime</pre>
#Move seamless between host and guest
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime -usb -usbdevice tablet</pre>
#Resize AVI Files (--export_asr 3 is widescreen and --export_asr 2 is fullscreen)
#*<pre>transcode -i INPUT.avi -y ffmpeg,ffmpeg -F mpeg4 -Z 320x,fast --export_asr 2 -o OUTPUT.avi -E 44100,16,2 -b 256</pre>
#Start NetworkManager GUI Applet
#*<pre>nm-applet &</pre>
#Set Password for MySQL Root
#*<pre>mysqladmin -u root password new-password</pre>
#Remove User account and Home dir
#*<pre>userdel -r {username}</pre>
#Mount an ISO image
#*<pre>mount -o loop -t iso9660 filename.iso /mnt/iso</pre>
#Create random passwords
#*<pre>head /dev/urandom | strings</pre>
#Show partions on a drive
#*<pre>sfdisk -l</pre>
# You want to download all the GIFs from an HTTP directory. The command 'wget http://host/dir/*.gif ' doesn't work, since HTTP retrieval does not support globbing. In that case, use:
#*<pre>wget -r -l1 --no-parent -A.gif http://host/dir/</pre>
# How to rsync
#*<pre>rsync -r -a -v -e "ssh -l {username}" --delete {remote machine}:/dir /dir</pre>
# How to check memory
#*<pre> ps -eo pid,ppid,rss,vsize,pcpu,pmem,cmd -ww --sort=pid</pre>
# How to search and replace recursively within files
#*<pre> find . -type f -exec sed -i s/search/replace/g {} +</pre>
# How to convert Flac to MP3
#*<pre>for file in *.flac; do flac -cd "$file" | lame -h - "${file%.flac}.mp3"; done</pre>
# How to check 3ware Hardware RAID status:
#*<pre> tw_cli /c0 show</pre>
# Dirvish Vault first init
#*<pre> dirvish -vault ''vaultname'' --init</pre>
# CIFS mount
#*<pre>mount -o username=username,password=1234,uid=username,gid=groupname,iocharset=utf8,file_mode=0777,dir_mode=0777,noperm //host/disk /mnt/NAS/

== AWK Search and replace ==

GLOBAL REPLACE in the files:
awk '{gsub("call", "mall", $0); print > FILENAME}' *.kumac
change call to mall in all *.kumac files</pre>

Linux Commands

2014-01-24T17:05:48Z

24.84.206.194: /* Linux Commands */

===Linux Commands===
#RPM Version Info:
#*<pre>rpm -qa foo</pre>
#Shutdown X11:
#*<pre>init 3</pre>
#Reboot the System:
#*<pre>init 6</pre>
#Mount a CDROM:
#*<pre>mount /dev/cdrom</pre>
#Unmount a CDROM:
#*<pre>umount /dev/cdrom</pre>
#List Start Up Scripts:
#*<pre>chkconfig --list</pre>
#Turn On Start Up Script:
#*<pre>chkconfig service start</pre>
#Turn Off Start Up Script:
#*<pre>chkconfig service off</pre>
#Get the kernel version by typing
#*<pre>uname -r</pre>
#Format USB Device to Vfat
#*<pre> mkfs.vfat -F 32 /dev/sda1</pre>
#How to create tarball's assuming your directory is called foo:
#*<pre>tar -cvzf foo.tar.gz /dir/foo</pre>
#Add user to Virtual Postfix Database:
#*<pre>postmap virtual</pre>
#Reload Postfix:
#*<pre> postfix reload</pre>
#Produces Postfix Queue List:
#*<pre> postqueue -p</pre>
#Also Produces Postfix Queue List:
#*<pre>mailq</pre>
#Flush Postfix Queues:
#*<pre> postqueue -f</pre>
#Remote Desktop for Windows (toggle -f on or off for fullscreen):
#*<pre>rdesktop -g 1152x768 -a 24 -b -f mail</pre>
#Unzip bz2 files:
#*<pre>bzip2 -cd files.tar.bz2 | tar xvf -</pre>
#Show program install path:
#*<pre>which {program}</pre>
#Removes mail from mail queue
#*<pre>postsuper -d {queue id}></pre>
#Displays Hardware info from BIOS (must have installed dmidecode installed)
#*<pre>dmidecode</pre>
#To get a Network list of current IP/Hostname's, type the following on the command line:
#*<pre>dig axfr hosthame</pre>
#or to sort by IP type:
#*<pre>dig axfr hostname |grep IN | egrep A |sort -n -k 5 -k 7 -t .</pre>
#Type the following to setup rpmq to find true kernel version
#*<pre>alias rpmq='rpm --qf '\''%{NAME}-%{VERSION}-%{RELEASE}.%{ARCH}\n'\'' -q'</pre>
#Type the following to determine the kernel version
#*<pre>rpmq kernel</pre>
#List all PCI Devices:
#*<pre>lspci</pre>
#Reload named:
#*<pre>rndc reload</pre>
#Create Database:
#*<pre>create database {DATABASE NAME};</pre>
#Create Database Privileges:
#*<pre>grant all privileges on {DATABASE NAME}.* to {DATABASE USER}@localhost identified by '{DATABASE PASSWORD}';</pre>
#Set Privileges:
#*<pre>flush privileges;</pre>
#Netstat IP,PORTS
#*<pre>netstat -tnap</pre>
#Create QEMU Disk Images:
#*<pre>qemu-img create -f qcow {name}.img 3G</pre>
#Install OS on QEMU Drive Image via CD-ROM
#*<pre>qemu -cdrom /dev/cdrom -hda {name}.img -m {memsize} -boot d</pre>
#Install OS on QEMU Drive Image via IMAGE
#*<pre>qemu -cdrom {name}.iso -hda {name}.img -m {memsize} -boot d</pre>
#Run QEMU Disk Images with Sound (Blaster16):
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime</pre>
#Move seamless between host and guest
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime -usb -usbdevice tablet</pre>
#Resize AVI Files (--export_asr 3 is widescreen and --export_asr 2 is fullscreen)
#*<pre>transcode -i INPUT.avi -y ffmpeg,ffmpeg -F mpeg4 -Z 320x,fast --export_asr 2 -o OUTPUT.avi -E 44100,16,2 -b 256</pre>
#Start NetworkManager GUI Applet
#*<pre>nm-applet &</pre>
#Set Password for MySQL Root
#*<pre>mysqladmin -u root password new-password</pre>
#Remove User account and Home dir
#*<pre>userdel -r {username}</pre>
#Mount an ISO image
#*<pre>mount -o loop -t iso9660 filename.iso /mnt/iso</pre>
#Create random passwords
#*<pre>head /dev/urandom | strings</pre>
#Show partions on a drive
#*<pre>sfdisk -l</pre>
# You want to download all the GIFs from an HTTP directory. The command 'wget http://host/dir/*.gif ' doesn't work, since HTTP retrieval does not support globbing. In that case, use:
#*<pre>wget -r -l1 --no-parent -A.gif http://host/dir/</pre>
# How to rsync
#*<pre>rsync -r -a -v -e "ssh -l {username}" --delete {remote machine}:/dir /dir</pre>
# How to check memory
#*<pre> ps -eo pid,ppid,rss,vsize,pcpu,pmem,cmd -ww --sort=pid</pre>
# How to search and replace recursively within files
#*<pre> find . -type f -exec sed -i s/search/replace/g {} +</pre>
# How to convert Flac to MP3
#*<pre>for file in *.flac; do flac -cd "$file" | lame -h - "${file%.flac}.mp3"; done</pre>
# How to check 3ware Hardware RAID status:
#*<pre> tw_cli /c0 show</pre>
# Dirvish Vault first init
#*<pre> dirvish -vault ''vaultname'' --init</pre>
# CIFS mount
#*<pre>mount -o username=username,password=1234,uid=username,gid=groupname,iocharset=utf8,file_mode=0777,dir_mode=0777,noperm //host/disk /mnt/NAS/

=== AWK Search and replace ===

GLOBAL REPLACE in the files:
awk '{gsub("call", "mall", $0); print > FILENAME}' *.kumac
change call to mall in all *.kumac files</pre>

Linux Commands

2014-01-24T16:55:50Z

24.84.206.194: /* Linux Commands */

===Linux Commands===
#RPM Version Info:
#*<pre>rpm -qa foo</pre>
#Shutdown X11:
#*<pre>init 3</pre>
#Reboot the System:
#*<pre>init 6</pre>
#Mount a CDROM:
#*<pre>mount /dev/cdrom</pre>
#Unmount a CDROM:
#*<pre>umount /dev/cdrom</pre>
#List Start Up Scripts:
#*<pre>chkconfig --list</pre>
#Turn On Start Up Script:
#*<pre>chkconfig service start</pre>
#Turn Off Start Up Script:
#*<pre>chkconfig service off</pre>
#Get the kernel version by typing
#*<pre>uname -r</pre>
#Format USB Device to Vfat
#*<pre> mkfs.vfat -F 32 /dev/sda1</pre>
#How to create tarball's assuming your directory is called foo:
#*<pre>tar -cvzf foo.tar.gz /dir/foo</pre>
#Add user to Virtual Postfix Database:
#*<pre>postmap virtual</pre>
#Reload Postfix:
#*<pre> postfix reload</pre>
#Produces Postfix Queue List:
#*<pre> postqueue -p</pre>
#Also Produces Postfix Queue List:
#*<pre>mailq</pre>
#Flush Postfix Queues:
#*<pre> postqueue -f</pre>
#Remote Desktop for Windows (toggle -f on or off for fullscreen):
#*<pre>rdesktop -g 1152x768 -a 24 -b -f mail</pre>
#Unzip bz2 files:
#*<pre>bzip2 -cd files.tar.bz2 | tar xvf -</pre>
#Show program install path:
#*<pre>which {program}</pre>
#Removes mail from mail queue
#*<pre>postsuper -d {queue id}></pre>
#Displays Hardware info from BIOS (must have installed dmidecode installed)
#*<pre>dmidecode</pre>
#To get a Network list of current IP/Hostname's, type the following on the command line:
#*<pre>dig axfr hosthame</pre>
#or to sort by IP type:
#*<pre>dig axfr hostname |grep IN | egrep A |sort -n -k 5 -k 7 -t .</pre>
#Type the following to setup rpmq to find true kernel version
#*<pre>alias rpmq='rpm --qf '\''%{NAME}-%{VERSION}-%{RELEASE}.%{ARCH}\n'\'' -q'</pre>
#Type the following to determine the kernel version
#*<pre>rpmq kernel</pre>
#List all PCI Devices:
#*<pre>lspci</pre>
#Reload named:
#*<pre>rndc reload</pre>
#Create Database:
#*<pre>create database {DATABASE NAME};</pre>
#Create Database Privileges:
#*<pre>grant all privileges on {DATABASE NAME}.* to {DATABASE USER}@localhost identified by '{DATABASE PASSWORD}';</pre>
#Set Privileges:
#*<pre>flush privileges;</pre>
#Netstat IP,PORTS
#*<pre>netstat -tnap</pre>
#Create QEMU Disk Images:
#*<pre>qemu-img create -f qcow {name}.img 3G</pre>
#Install OS on QEMU Drive Image via CD-ROM
#*<pre>qemu -cdrom /dev/cdrom -hda {name}.img -m {memsize} -boot d</pre>
#Install OS on QEMU Drive Image via IMAGE
#*<pre>qemu -cdrom {name}.iso -hda {name}.img -m {memsize} -boot d</pre>
#Run QEMU Disk Images with Sound (Blaster16):
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime</pre>
#Move seamless between host and guest
#*<pre>qemu -hda {name}.img -m {memsize} -soundhw es1370 -localtime -usb -usbdevice tablet</pre>
#Resize AVI Files (--export_asr 3 is widescreen and --export_asr 2 is fullscreen)
#*<pre>transcode -i INPUT.avi -y ffmpeg,ffmpeg -F mpeg4 -Z 320x,fast --export_asr 2 -o OUTPUT.avi -E 44100,16,2 -b 256</pre>
#Start NetworkManager GUI Applet
#*<pre>nm-applet &</pre>
#Set Password for MySQL Root
#*<pre>mysqladmin -u root password new-password</pre>
#Remove User account and Home dir
#*<pre>userdel -r {username}</pre>
#Mount an ISO image
#*<pre>mount -o loop -t iso9660 filename.iso /mnt/iso</pre>
#Create random passwords
#*<pre>head /dev/urandom | strings</pre>
#Show partions on a drive
#*<pre>sfdisk -l</pre>
# You want to download all the GIFs from an HTTP directory. The command 'wget http://host/dir/*.gif ' doesn't work, since HTTP retrieval does not support globbing. In that case, use:
#*<pre>wget -r -l1 --no-parent -A.gif http://host/dir/</pre>
# How to rsync
#*<pre>rsync -r -a -v -e "ssh -l {username}" --delete {remote machine}:/dir /dir</pre>
# How to check memory
#*<pre> ps -eo pid,ppid,rss,vsize,pcpu,pmem,cmd -ww --sort=pid</pre>
# How to search and replace recursively within files
#*<pre> find . -type f -exec sed -i s/search/replace/g {} +</pre>
# How to convert Flac to MP3
#*<pre>for file in *.flac; do flac -cd "$file" | lame -h - "${file%.flac}.mp3"; done</pre>
# How to check 3ware Hardware RAID status:
#*<pre> tw_cli /c0 show</pre>
# Dirvish Vault first init
#*<pre> dirvish -vault ''vaultname'' --init</pre>
# CIFS mount
#*<pre>mount -o username=username,password=1234,uid=username,gid=groupname,iocharset=utf8,file_mode=0777,dir_mode=0777,noperm //host/disk /mnt/NAS/

== AWK Search and replace ==

GLOBAL REPLACE in the files:
awk '{gsub("call", "mall", $0); print > FILENAME}' *.kumac
change call to mall in all *.kumac files</pre>

How to Guides

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How to Guides

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How to Guides

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Commands

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How to transfer img to sdcard:
dd bs=1m if=imagefile.img of=/dev/sdx

Using GNU DD you must run the following:
dd bs=1M if=imagefile.img of=/dev/sdx

Failure to use a capital M, will result in the following error:
dd: invalid number ‘1m’