Tracking changes to a website is helpful to web developers and users. Checking a website manually in intervals is really hard and impractical. Hence we can write a change tracker running at repeated intervals. When a change occurs, it can play a sound or send a notification. Let's see how to write a basic tracker for the website changes.
Tracking changes in terms of Bash scripting means fetching websites at different times and taking the difference using the
diff command. We can use
diff to do this.
Let's write a Bash script by combining different commands to track changes in a web page:
#!/bin/bash #Filename: change_track.sh #Desc: Script to track changes to webpage if [ $# -eq 2 ...