• ShellScript

Filter unique values from third column, separated by space

cat datax.log |  awk -F ' ' '/IMEI/{print $3}' | sort | uniq | wc -l

Filter unique values from third column, separated by :

cat datax.log |  awk -F ':' '/IMEI/{print $3}' | sort | uniq | wc -l

Search for text in files recursively

cd startFolder
grep -H "textToSearch" * -R

Copy files to other destination (Win32)

@echo off
REM Mount drive
echo Mounting remote drive
net use z: \\192.168.1.1\backs password /USER:userx

REM copy current day files
echo Copying current day files
forfiles -p "I:" -s -m *FULL*.sqb -d +0 -c "cmd /c copy @path Z:\BACKUPS\@file"

echo Deleting files older than 7 days
REM delete files older than 7 days
forfiles -p "Z:\BACKUPS" -m *.sqb -d 7 -c "cmd /c del @path"

Gzip files that where last modified in 30 or more days (Win32)

forfiles /p "c:\logs" /d -30 /m *.log /c "cmd /c gzip @path "

Run task every day at 01:00 (Win32)

at 01:00 /every:M,T,W,Th,F,S,Su c:\task.bat

Block responses to pings

   1 #block responses to pings
   2 iptables -A INPUT -p icmp -m icmp --icmp-type echo-request -j DROP
   3 iptables -L
   4 #restore responses to pings
   5 iptables -F
   6 iptables -L

Zip SVN modified Java files

# chmod 755 /usr/local/bin/modifiedJavaSvn.sh # on CygWin
svn status | awk '/.java/{ print( gensub( /\\/,"/","g",$2) ); }' | xargs -i zip modifiedJavaFiles.zip {}
unzip -v modifiedJavaFiles.zip

Deploy EAR script

# deploy EAR in remote JBoss . 
# Must have pub SSH keys (authorized_keys) deployed on remote server
# Can be used with cygwin
FILEX=sample.ear
DEST_DIR=/opt/jboss/server/default/deploy/
ECLIPSE_PROJECT=/home/userx/workspace/sample-ear/

deploy()
{
  SERVER=$1
  USER=$2
  echo "Deploying in $SERVER ..."

  cd $PROJECT
  scp target/$FILEX $USER@$SERVER:/tmp
  ssh $USER@$SERVER -C "mv /tmp/$FILEX $DEST_DIR/$FILEX"
  ssh $USER@$SERVER -C "ls -lah $DEST_DIR"
  ssh $USER@$SERVER -C "chmod 666  $DEST_DIR/$FILEX"
  ssh $USER@$SERVER -C "/sbin/service jboss abort"
  ssh $USER@$SERVER -C "sudo /sbin/service jboss start"
}

deploy "example-server" "userx"

List JAR contents to file

• cd ~/.m2/repository

• find . -name "*.jar" | xargs -i jar -tf {} > /tmp/explodedJars.txt

• find . -name "*.jar" | xargs -i sh -c "echo {} ; jar -tf {}" > /tmp/explodedJars.txt

Size of each directory inside current directory

• find . -maxdepth 1 -type d | xargs -i du {} -hs