From 22857a159a282e9f8193363178d524921e6cd1c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Lindi?= <bjorn.lindi@ntnu.no>
Date: Wed, 5 Oct 2022 07:04:12 +0000
Subject: [PATCH] Update content/episodes/14-modules.md

---
 content/episodes/14-modules.md | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/content/episodes/14-modules.md b/content/episodes/14-modules.md
index 2fca0c3..b878e50 100644
--- a/content/episodes/14-modules.md
+++ b/content/episodes/14-modules.md
@@ -102,7 +102,7 @@ is looping through when looking for the `python` command. In this case it finds
 a match under `/usr/bin`, so then it exits the search and replaces `python` with
 `/usr/bin/python`.
 
-```{discussion}
+`````{exercise} Exercise (10 min)
 
 1. What happens if there are other matching commands located later in the search
 `PATH`, e.g. `/cluster/bin/python`?
@@ -110,7 +110,19 @@ a match under `/usr/bin`, so then it exits the search and replaces `python` with
 2. What happens if you have an executable script in your current directory with
 the same name as a globally installed program?
 
+````{solution}
+1. If there are other matching commands later in the search path, these will be 
+shadowed by first found command. The shell will stop searching for more commands
+when it has found the command in a directory.
+
+2. If your current directory is first in the search path it will executed. On the 
+other hand if the directory with the global installed program is first in the search
+path, it will be executed. To execute a command named python in your current directory, do:
+```console
+$ ./python
 ```
+````
+`````
 
 
 ## Environment modules
-- 
GitLab