Add helper functions

rc/01-functions.sh

@@ -1,4 +1,4 @@
-# $LWS/rc/functions.sh
+# Linux Workspace Functions
 
 function xlog() {
   if true_false "$LWS_DEBUG"; then
@@ -21,6 +21,18 @@ function utime() {
   date '+%s.%N'
 }
 
+function sqltime() {
+  date '+%Y-%m-%d %H:%M:%S'
+}
+
+function lines() {
+  tr ":" "\n"
+}
+
+function path() {
+  echo "$PATH" | lines
+}
+
 function in_path() {
   [[ "$PATH" =~ (^|:)"${1}"(:|$) ]]
 }
@@ -49,6 +61,10 @@ function prepend_path_try() {
   fi
 }
 
+function remove_path() {
+  PATH=$(path | grep -v "$1" | tr "\n" ":")
+}
+
 function uniq_path() {
   echo "$PATH" | tr ":" "\n" | awk '!seen[$0]++' | tr "\n" ":" | sed -r 's/:+/:/g' | sed -r 's/^:|:$//g'
 }