minor fixups

bash_module/tasks/arguments_1.sh

@@ -13,7 +13,7 @@ function description() {
 }
 
 function hint() {
-    echo -e "For example, '${YELLOW}echo Hello World${NORMAL}'"
+    echo -e "For example, '${YELLOW}\$ echo Hello World${NORMAL}'"
 }
 
 function validate() {

bash_module/tasks/arguments_2.sh

@@ -31,7 +31,7 @@ function description() {
 }
 
 function hint() {
-    echo -e "${YELLOW}$ touch \"space space space those are 3 spaces\"${NORMAL}"
+    echo -e "  ${YELLOW}\$ touch \"space space space those are 3 spaces\"${NORMAL}"
 }
 
 function validate() {

bash_module/tasks/arguments_3.sh

@@ -25,7 +25,7 @@ function description() {
 }
 
 function hint() {
-    echo "  $ [ 0 == 0 ]"
+    echo -e "  ${YELLOW}\$ [ 0 == 0 ]${NORMAL}"
 }
 
 function validate() {

bash_module/tasks/conditional_execution.sh

@@ -38,7 +38,7 @@ function description() {
 }
 
 function hint() {
-    echo "You will need to fill up 2 variables and create 'new file' so cat" \
+    echo "You will need to fill up 2 variables and create 'new file', so that cat" \
          "does not encounter an error due to the file missing."
 }
 

bash_module/tasks/control.sh

@@ -45,6 +45,7 @@ function description() {
 }
 
 function hint() {
+    echo "You will need to use a replacing expansion inside a for loop."
     echo -e "If you mess up, you can regenerate the files with" \
             "'${YELLOW}initialize_control_task${NORMAL}'."
 }

bash_module/tasks/functions.sh

@@ -34,7 +34,7 @@ function description() {
 }
 
 function hint() {
-    echo "function a() { return 231; }; a"
+    echo -e "${YELLOW}\$ function a() { return 231; }; a${NORMAL}"
 }
 
 function validate() {

bash_module/tasks/glob.sh

@@ -30,8 +30,9 @@ function description() {
 }
 
 function hint() {
-    echo "The first 3, the next 1, the next 1 after that and" \
+    echo "The first 4, the next 1, the next 1 after that and" \
          "the closing 3 belong to the same pattern."
+    echo "| a aa aaa aaaa | bc | bűb | aaaa bbbb cccc |"
 }
 
 function validate() {

bash_module/tasks/help.sh

@@ -18,7 +18,7 @@ function description() {
 }
 
 function hint() {
-    echo -e "  \$${YELLOW}man bash${NORMAL}"
+    echo -e "  ${YELLOW}\$ man bash${NORMAL}"
 }
 
 function validate() {

bash_module/tasks/variable_config.sh

@@ -17,7 +17,9 @@ function description() {
 function hint() {
     echo "Using man, open the 'bash' manual page" \
          "and search for the definition of the PS<int>" \
-         "variables."
+         "variables."\
+         "(If you have difficulty controlling man,"\
+         "open the internal help using 'h'!)"
 }
 
 function validate() {

bash_module/tasks/variable_expansion_and_splitting.sh

@@ -28,7 +28,7 @@ function description() {
 
 function hint() {
     echo "Consider the following case, which relies on an understanding of" \
-         "the previous chapter on argument splitting:"
+         "the previous chapter about argument splitting:"
     echo -e "  ${YELLOW}$ song=\"My song.mp3\"${NORMAL}"
     echo -e "  ${YELLOW}$ rm \$song${NORMAL}"
     echo -e "  ${YELLOW}rm: My: No such file or directory${NORMAL}"
@@ -38,7 +38,7 @@ function hint() {
          "and only THEN executed the command. It was as if you had typed this:"
     echo -e "  ${YELLOW}$ rm My song.mp3${NORMAL}"
     echo "And according to the rules of word splitting," \
-         "Bash thought you meant for My and song.mp3 to mean two different files," \
+         "Bash thought you meant for My and song.mp3 to represent two different files," \
          "because there is white space between them and it wasn't quoted." \
          "How do we fix this?" \
          "We remember to put double quotes around every parameter expansion!"