Get process id by name in linux.

pidbyname.sh

##/bin/bash

# find process id by name
# returns pid

if [ $# -lt 1 ]; then
    echo "Usage: pidbyname name"
    exit 0
else
    EXEC_NAME=$1
fi

ps -e | grep "bash" | awk -F\  '{print $1}'
# or use pgrep