quickly query commandlinefu.com from the commandline (highlight potentialy malicious commands)

commandfu

cfu () {
  WARN='^.*wget\s-q(O| -O).*$|^.*\|\s(bash |sh ).*$|^.*eval.*$
  |$'
  QC=$(echo $1 | recode ascii../b64 | sed 's/...$//')
  curl "https://www.commandlinefu.com/commands/matching/$1/$QC/plaintext" | egrep --color=always $WARN
}