fixed/added some bash aliases and terminal alpha

bash/.bashrc

@@ -23,9 +23,11 @@ export LESS='-C -M -j 3 -R -# 2'
 alias l.='ls -lh --time-style=long-iso --color' 2>/dev/null
 alias l='ls -lh --color --time-style=long'
 alias ll='ls -lAh --color --time-style=long'
-alias lsd='l -d */'
+alias ld='l -d */'
+alias lt='ls -lht'
+alias ltr='ls -lhtr'
 alias p='ping'
-alias ip='ip -c'
+alias ip='ip -br a'
 #alias s='sudo $(history -p !!)'
 alias s='sudo'
 alias df='sudo df -hT -x tmpfs -x devtmpfs'
@@ -65,7 +67,6 @@ else
     export EDITOR=/usr/bin/vim
 fi
 
-
 # so stupid, systemd ignores EDITOR and requires its own env variable
 # just set it to whatever editor is
 export SYSTEMD_EDITOR=$EDITOR
@@ -117,6 +118,8 @@ stopwatch () {
     date1=`date +%s`; while true; do echo -ne "$(date -u --date @$((`date +%s` - $date1)) +%H:%M:%S)\r"; done
 }
 
+# call with number of seconds, will notify when done.  
+# eg, for 10 minutes:  $ timer 600 
 timer() {
     start="$(( $(date '+%s') + $1))"
     while [ $start -ge $(date +%s) ]; do
@@ -155,6 +158,7 @@ n ()
     fi
 }
 
+# ex will unarchive intelligently using the correct tool
 ex() {
     local c e i
 
@@ -194,5 +198,3 @@ ex() {
     return "$e"
 }
 
-# turn off incredibly annoying bell
-#xset b off