many fixes after beta-testing

Author: damienfrancois

missions/parcomp/01_copysample/check.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env sh
 
+cd $HOME
 if [ ! -d parcomp ] ; then
     echo The directory is nowere to be found!
-    exit -1
+    false
 fi

missions/parcomp/03_firstactualtiming/check.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash -x
 
 
-read -p "What is the 'user' duration, in seconds, of the command as reported by the time command? " D
+read -p "What is the 'real' duration, in seconds, of the command as reported by the time command? " D
 
 if [[ $D == 4* ]]
 then

missions/parcomp/05_backgroundparallel/check.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash -x
 
 
-read -p "What is the 'user' duration, in seconds, of the command as reported by the time command? " D
+read -p "What is the 'real' duration, in seconds, of the command as reported by the time command? " D
 
 if [[ $D == 4* ]]
 then

missions/parcomp/09_fifo/check.sh

@@ -17,7 +17,7 @@ else
 fi
 
 
-read -p "What is the 'user' duration in seconds of the command as reported by the time command? " D
+read -p "What is the 'real' duration in seconds of the command as reported by the time command? " D
 
 if [[ $D == 5* ]]
 then

missions/parcomp/11_split/check.sh

@@ -8,6 +8,6 @@ if [[ $D == 1* ]]
 then
     true
 else
-        echo "Are you sure? The timing should be quite low."
+        echo "Are you sure? The timing should be quite low. Did you take into account the remark paragraph in the goal description?"
         false
 fi

missions/parcomp/12_make/check.sh

@@ -4,10 +4,18 @@
 
 read -p "What is the 'user' duration in seconds of the command as reported by the time command? " D
 
+if [[ $D == 12* ]]
+then
+    echo "Hum it seems you bumped into a bug in Make."
+    echo "One of the steps in the second stage did not run at the same time as the others"
+    echo "which explains why you observe 12 seconds runtime. But actually, it should be 8."
+    echo "Please try again (with make -B -j4)"
+    false
+fi
 if [[ $D == 8* ]]
 then
     true
 else
-        echo "Are you sure? The timing should be a bit above 4."
+        echo "Are you sure? The timing should be a bit above 8."
         false
 fi

missions/parcomp/14_pararllelcite/goal/en.txt

@@ -7,7 +7,7 @@ GPL_v3 licence and is free to use, but the author requests
 that publications that used the software to produce the
 results cite the software in their references. 
 
-The programm will remind you this until you explicitly agree
+The program will remind you this until you explicitly agree
 to cite it in future publications, at which point it will
 become completely silent on the matter.
 
@@ -20,7 +20,7 @@ Useful commands
 parallel COMMAND ::: ARG1 ARG2 ... ARGN
   this command will start N instances of COMMAND in parallel
   and "distribute" ARG1 ARG2 ... ARGN to each instance. For 
-  instance parallel `echo ::: Hello Bonjour Holà` will run
+  instance `parallel echo ::: Hello Bonjour Holà` will run
   `echo` three times, once with `Hello`, once with `Bonjour` and
   a final time with `Holà`, all at the same time.
 

missions/parcomp/16_combinations/goal/en.txt

@@ -42,5 +42,5 @@ cp FROM TO
 Remarks
 -------
 
-It is often interesting to first try the command with `--dru-run` to see
+It is often interesting to first try the command with `--dry-run` to see
 what would be executed without actually executing it.

missions/parcomp/17_argsinfile/check.sh

@@ -10,7 +10,7 @@ else
 fi
 
 
-if [[ -f expriment.A_1.txt && -f expriment.B_2.txt && -f expriment.A_5.txt && -f expriment.C_4.txt ]]
+if [[ -f experiment.A_1.txt && -f experiment.B_2.txt && -f experiment.A_5.txt && -f experiment.C_4.txt ]]
 then
     true
 else

missions/parcomp/17_argsinfile/goal/en.txt

@@ -12,7 +12,9 @@ Useful parameters are:
     --header ':'  -> use header in parameter names
 
 With those defined, parallel will understand placeholders
-with the name of the columns inside it.
+with the name of the columns inside it, e.g.
+
+     {ColumnA} {ColumnB}
 
 Goal of the mission: create empty files with names following
 the pattern