added lg (ls+grep) alias

bash/.bashrc

@@ -30,6 +30,7 @@ alias ip='ip -c'
 alias s='sudo'
 alias df='sudo df -hT -x tmpfs -x devtmpfs'
 alias rsync='rsync --progress'
+alias lg='ll | grep -i $0'
 
 bind 'set completion-ignore-case on'
 set bell-style none