If no response from user, continue script
133547
Python wait x secs for a key and continue execution if not pressed
138048
How can I handle multiple AJAX results in a userscript?
126341
Avoiding IF ELSE due to variable been NULL
51233
How do I prompt for Yes/No/Cancel input in a Linux shell script?
50556
Force Accepted Answers on Questions by Inactive Users
132627
Equivalent of "continue" in Ruby
89870
Keep  open when validation has failed
58488
Aborting a shell script if any command returns a non-zero value
22014
Should form 'Continue' button be disabled if validation is incomplete?
145029
Return a "NULL" object if search result not found
24794
PHP shell_exec wait for script to finish?
6373
Execute script after specific delay using JavaScript
130655
What is the name of the command (function) that runs after a command has failed?
90939
Waiting for background processes to finish before exiting script
155827
How can I run a PHP script in the background after a form is submitted?
157013
How to check if a page is ghosted
18782
Is there any default function/utility to prompt the user for yes/no in a Bash script?