Use this in your regular expression ^\h*\R

Try from cli with: putty /dev/ttyUSB0 -serial -sercfg 115200,8,n,1,N

Install xsel

sudo aptitude install xsel

1. Generate .pem key on AWS
2. If You use linux, use: ssh -i exportedkey.pem user@aws-host.amazon.com
3. If You use windows, You’ ll have to use puttygen to load and export .pem to private key

As seen on garron.me

wget -> wget -q -O – checkip.dyndns.org|sed -e ‘s/.*Current IP Address: //’ -e ‘s/<.*$//’

curl -> curl -s checkip.dyndns.org|sed -e ‘s/.*Current IP Address: //’ -e ‘s/<.*$//’

curl -> curl ifconfig.me

lynx -> lynx -dump ifconfig.me | grep ‘IP Address’

Start using revert.

1. Configure archive
   archive
   log config
   hidekeys
   path <flash|disk0>:Archives
   maximum 8
   write-memory
   time-period 525600
2.  Use configure terminal revert timer <X>
3. Wait for <X> minutes for configuration to revert or use configure confirm for successfull implementation

source, cisco documentation

• add asdm URL to Exception Site List in Java Control Panel
• add asdm URL to Compability View Settings in Internet Explorer

Find solutions here.

Nicely explained here.

find  /path/to/dest -type f -empty

source, nixCraft