diff --git a/dev/n_obackup.sh b/dev/n_obackup.sh
index 367beb3..69c65f0 100755
--- a/dev/n_obackup.sh
+++ b/dev/n_obackup.sh
@@ -146,7 +146,7 @@ function CheckCurrentConfig {
 	# Check all variables that should contain a numerical value >= 0
 	declare -a num_vars=(BACKUP_SIZE_MINIMUM SQL_WARN_MIN_SPACE FILE_WARN_MIN_SPACE SOFT_MAX_EXEC_TIME_DB_TASK HARD_MAX_EXEC_TIME_DB_TASK COMPRESSION_LEVEL SOFT_MAX_EXEC_TIME_FILE_TASK HARD_MAX_EXEC_TIME_FILE_TASK BANDWIDTH SOFT_MAX_EXEC_TIME_TOTAL HARD_MAX_EXEC_TIME_TOTAL ROTATE_SQL_COPIES ROTATE_FILE_COPIES KEEP_LOGGING MAX_EXEC_TIME_PER_CMD_BEFORE MAX_EXEC_TIME_PER_CMD_AFTER)
 	for i in "${num_vars[@]}"; do
-		test="if [ $(IsNumeric \"\$$i\") -eq 0 ]; then Logger \"Bogus $i value defined in config file. Correct your config file or update it with the update script if using and old version.\" \"CRITICAL\"; exit 1; fi"
+		test="if [ $(IsInteger \"\$$i\") -eq 0 ]; then Logger \"Bogus $i value defined in config file. Correct your config file or update it with the update script if using and old version.\" \"CRITICAL\"; exit 1; fi"
 		eval "$test"
 	done
 
@@ -279,10 +279,6 @@ function ListDatabases {
 	if [ -f "$outputFile" ] && [ $CAN_BACKUP_SQL == true ]; then
 		while read -r line; do
 			while read -r name size; do dbName=$name; dbSize=$size; done <<< "$line"
-			#db_name="${line% *}"
-			#db_size="${line# *}"
-			#db_name=$(echo $line | cut -f1)
-			#db_size=$(echo $line | cut -f2)
 
 			if [ "$DATABASES_ALL" == "yes" ]; then
 				dbBackup=1
diff --git a/dev/ofunctions.sh b/dev/ofunctions.sh
index 38b9226..85d4454 100644
--- a/dev/ofunctions.sh
+++ b/dev/ofunctions.sh
@@ -1,6 +1,6 @@
 #### MINIMAL-FUNCTION-SET BEGIN ####
 
-## FUNC_BUILD=2016090204
+## FUNC_BUILD=2016090301
 ## BEGIN Generic bash functions written in 2013-2016 by Orsiris de Jong - http://www.netpower.fr - ozy@netpower.fr
 
 ## To use in a program, define the following variables:
@@ -680,7 +680,7 @@ function WaitForTaskCompletion {
 		fi
 
 		for pid in "${pidsArray[@]}"; do
-			if [ $(IsNumeric $pid) -eq 1 ]; then
+			if [ $(IsInteger $pid) -eq 1 ]; then
 				if kill -0 $pid > /dev/null 2>&1; then
 					# Handle uninterruptible sleep state or zombies by ommiting them from running process array (How to kill that is already dead ? :)
 					#TODO(high): have this tested on *BSD, Mac & Win
@@ -761,7 +761,7 @@ function ParallelExec {
 
 		newPidsArray=()
 		for pid in "${pidsArray[@]}"; do
-			if [ $(IsNumeric $pid) -eq 1 ]; then
+			if [ $(IsInteger $pid) -eq 1 ]; then
 				# Handle uninterruptible sleep state or zombies by ommiting them from running process array (How to kill that is already dead ? :)
 				if kill -0 $pid > /dev/null 2>&1; then
 					pidState=$(ps -p$pid -o state= 2 > /dev/null)
@@ -837,7 +837,7 @@ function EscapeSpaces {
 	echo "${string// /\\ }"
 }
 
-function IsNumeric {
+function IsNumericOld {
 	eval "local value=\"${1}\"" # Needed eval so variable variables can be processed
 
 	local re="^-?[0-9]+([.][0-9]+)?$"
@@ -848,6 +848,26 @@ function IsNumeric {
 	fi
 }
 
+function IsNumeric {
+	local value="${1}"
+
+	if [[ $value =~ ^[0-9]+([.][0-9]+)?$ ]]; then
+		echo 1
+	else
+		echo 0
+	fi
+}
+
+function IsInteger {
+	local value="${1}"
+
+	if [[ $value =~ ^[0-9]?$ ]]; then
+		echo 1
+	else
+		echo 0
+	fi
+}
+
 ## from https://gist.github.com/cdown/1163649
 function urlEncode {
 	local length="${#1}"