The IF THEN ELSE of SDWAN - reality versus the lab

When I first started programming man moons ago within the first day I learnt about:
IF logical expression THEN procedure
ELSE procedure
I would have a procedure for when the data matched and a procedure for when it did not. Most programmers now avoid the latter. They programme the data to match and ignore mismatches. Basically error handling goes out the window. Often a decent programme would double in size when all the error handling routines were added. In those days we started with 16KB memory so space was at a premium but we still implemented it.

Read the article over at LinkedIn here.

https://www.linkedin.com/pulse/my-top-10-posts-pulse-ronald-bartels/

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