Add randline

README.md

@@ -76,3 +76,9 @@ To disable hyper-threading run:
 To enable hyper-threading run:
 
     $ sudo set-hyper-threading 1
+
+### randline
+
+Bash script to print a random line of a file.
+
+    $ randline <filename>

bin/clitesseract

@@ -1,23 +1,24 @@
 #!/bin/bash
 
+
 function main {
-	# Execute tesseract command, display the output of the generated file and delete it
-	tesseract $1 /tmp/clitess_out "${@:2}"
-	cat /tmp/clitess_out* 2> /dev/null
-	rm /tmp/clitess_out* 2> /dev/null
+    # Execute tesseract command, display the output of the generated file and delete it
+    tesseract $1 /tmp/clitess_out "${@:2}"
+    cat /tmp/clitess_out* 2> /dev/null
+    rm /tmp/clitess_out* 2> /dev/null
 }
 
 function showHelp {
-	echo "Tesseract command line tool."
-	echo ""
-	echo "Display the output of a Tesseract execution without worry of the output file"
-	echo ""
-	echo "Usage:"
-	echo "    clitesseract <imagename> [OPTIONS] [CONFIGURATIONS]"
+    echo "Tesseract command line tool."
+    echo ""
+    echo "Display the output of a Tesseract execution without worry of the output file"
+    echo ""
+    echo "Usage:"
+    echo "    clitesseract <imagename> [OPTIONS] [CONFIGURATIONS]"
 }
 
 if [ $1 = "--help" ] || [ $1 = "-h" ]; then
-	showHelp
+    showHelp
 else
-	main "$@"
+    main "$@"
 fi

bin/randline

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+
+if [ ! -f "$1" ] || [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
+    echo "Usage: randline <filename>"
+    echo ""
+    echo "Display a random line of a file"
+    exit -1
+fi
+
+sed -n $((RANDOM % $(wc -l "$1" | cut -d ' ' -f 1) + 1))p "$1"