What is the best way to emulate a do-while loop in Bash? I could check for the condition before entering the while loop, and then continue re-checking the condition in the loop, but that’s duplicated code. Is there a cleaner way? Pseudo code of my script: while [ current_time <= $cutoff ]; do check_if_file_present #do … Read more
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When the code flow is like this: if(check()) { … … if(check()) { … … if(check()) { … … } } } I have generally seen this work around to avoid the above messy code flow: do { if(!check()) break; … … if(!check()) break; … … if(!check()) break; … … } while(0); What are some … Read more
I need to emulate a do-while loop in a Python program. Unfortunately, the following straightforward code does not work: list_of_ints = [ 1, 2, 3 ] iterator = list_of_ints.__iter__() element = None while True: if element: print element try: element = iterator.next() except StopIteration: break print “done” Instead of “1,2,3,done”, it prints the following output: … Read more
Using a do-while loop to check a User’s input in Java
(I have a homework question that I’ve been stuck on that concerns “do-while loops” in Java. ) It is asking me to have a do-while loop that continues to prompt a user to enter a “number less than 100”, up until the entered number is actually less than 100. (It will run three tests:) Ex: … Read more
