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--- skill-tree:use:1:2:b [2020/07/19 21:20] – lucy
+++ skill-tree:use:1:2:b [2025/11/06 13:30] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
-# USE1.2-B Shell Scripts
+# USE1.2 Shell Scripts
-# Background
 The shell provides a programming language that allows you to write programs (known as shell scripts), which helps to combine commands into more complex applications.
@@ Line 9: / Line 8: @@
 This skill covers the bash shell.
-# Aim
+## Requirements
-  * To automatize and bundle repetitive tasks in form of shell scripts.
-# Outcomes
+* [[skill-tree:use:1:1:b]]
-  * Create a basic shell script that executes a sequence of programs.
-  * Design a script using the bash construct "if" that handles conditional execution based on:
+## Learning Outcomes
-    * Performing a test for the existing of a file/directory,
+* Create a basic shell script that executes a sequence of programs.
+* Design a script using the bash construct "if" that handles conditional execution based on:
+    * Performing a test for the existing of a file/directory/variable,
     * Testing for the presence of certain text in a file,
-  * Design a script that performs a task repeatedly using the bash "for" or "while" loop.
+* Design a script that performs a task repeatedly using the bash "for" or "while" loop.
-  * Utilize debugging options for troubleshooting of shell programs:
+* Utilize debugging options for troubleshooting of shell programs:
     * Options to bash: -e, -x
-  * Use shell functions to break large, complex sequences, into a series of small functions.
+* Use shell functions to break large, complex sequences, into a series of small functions.
-  * Learn how to manipulate filenames.
+* Learn how to manipulate filenames.
-  * Learn to manage temporary files:
+* Learn to manage temporary files:
     * Choose an adequate file system (or top directory) for temporary files.
     * Automatically generate a unique folder name for temporary files.
     * Automatically delete temporary folder whenever the script exits.
-# Subskills