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UBUNTU COMMANDS
//###### SEARCH TEXT IN ALL FILES
sudo grep -rnw '/mnt/' -e 'http://mmthinkbiz.com/MobileService.aspx'
lsb_release -d
netstat -ntlp | grep LISTEN
sudo chmod 400 key.pem
git help -a
scp -r vts_2015_07_29.tar.gz root@122.15.24.182:/media/IESPL_BCKP1/
scp -i VTSKey.pem -r vts_2015_07_29.tar.gz root@122.15.24.182:/media/IESPL_BCKP1/
rsync -avz source root@ip:/
du -a | sort -rn | head
du -ah | sort -hr | head //HUMAN READABLE
yum -y install openssh-clients
SELECT lorry_no,vehicle_no,tanker_type,email,mobile,qty_kg,fat_percentage,snf_percentage,fat_kg,create_id,create_date, edit_id,edit_date,unload_accept_time,close_time,system_time from invoice_mdrm where close_time ='0000-00-00 00:00:00' order by sno desc INTO OUTFILE 'rawmilk_closed_invoices.csv' FIELDS TERMINATED BY ',' ENCLOSED BY '"' LINES TERMINATED BY '\n';
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Login to the MySQL server, type the following command at the shell prompt:
$ mysql -u root -p -
Use the mysql database (type commands at the mysql> prompt):
mysql> use mysql; -
Change password for a user:
mysql> update user set password=PASSWORD("newpass") where User='ENTER-USER-NAME-HERE'; -
Reload privileges:
mysql> flush privileges;
mysql> quit
(URL : https://www.howtoforge.com/setting-changing-resetting-mysql-root-passwords )
byobu -enable
dbyobu -disable
$ sudo sh -c 'echo 1 >/proc/sys/vm/drop_caches'
$ sudo sh -c 'echo 2 >/proc/sys/vm/drop_caches'
$ sudo sh -c 'echo 3 >/proc/sys/vm/drop_caches'
$ sync && echo 3 | sudo tee /proc/sys/vm/drop_caches
http://tecadmin.net/crontab-in-linux-with-20-examples-of-cron-schedule/
RESET PASSWD
mount -rw -o remount /
pass : iespl@ubuntu
sudo fdisk -l
sudo mkdir mount_name
sudo mount -t auto -v /dev/sbd1 /mnt/mount_name
sudo apt-get update
sudo apt-get install git
General Commands
Indent line by shiftwidth spaces
<< De-indent line by shiftwidth spaces
5>> Indent 5 lines
5== Re-indent 5 lines
% Increase indent of a braced or bracketed block (place cursor on brace first)
=% Reindent a braced or bracketed block (cursor on brace)
<% Decrease indent of a braced or bracketed block (cursor on brace)
]p Paste text, aligning indentation with surroundings
=i{ Re-indent the 'inner block', i.e. the contents of the block
=a{ Re-indent 'a block', i.e. block and containing braces
=2a{ Re-indent '2 blocks', i.e. this block and containing block
i{ Increase inner block indent
<i{ Decrease inner block indent
pscp -i useast.ppk abc.txt ubuntu@52.90.92.92:/mnt/upload
apt-get install unrar
grep -r "connection_db" .
BIG Temporary File size -
find . -maxdepth 1 -name '*.pdf' -delete
Find all JPG anywhere in system -
find / -name "*jpg"
Find any pdf files, regardless of case, in either Documents or Downloads:
find Documents/ Downloads/ -iname "*pdf"
vim -O fileA.txt fileB.txt
vim -O fileC.txt fileD.txt
CTRL+W (Tab Switching)
There are also some keys you can use for splitting.
Ctrl-W s for horizontal splitting
Ctrl-W v for vertical splitting
Ctrl-W q to close one
Commands to switch between buffers:
:bf # Go to first file.
:bl # Go to last file
:bn # Go to next file.
:bp # Go to previous file.
:bw # Close file.
:sp horizontal
:vsp vertical
:n -> Move to next file :N -> Move to previous file
sudo tar -zcvf itrack_2016_06_29.tar.dz /mnt/itrack --exclude=/mnt/itrack/itrack_proto
#!/bin/sh
b= ps aux | grep "[W]ebserviceLupin_NovireSheetal.jar" | awk '{ printf $2 }'
echo $b
netstat -ntlp | grep LISTEN
http://www.howtogeek.com/tips/how-to-sync-your-linux-server-time-with-network-time-servers-ntp/
sudo apt-get install ntp
yum install ntp
vi /etc/ntp.conf
if ! [ $( ps aux | grep "[W]ebserviceLupin_NovireSheetal.jar" | awk '{ printf $2 }') ]
then
echo "Exist"
fi
tail -f /var/log/apache2/access.log
netstat -na | grep 'ESTA'
/etc/apache2/mods-available
sudo vim mpm_prefork.conf
find . -type f | wc -l