Nothing to be scared about "really" code is just text

and if at first you dont succed just try again but remember to backup when it does work

thats the rule of thumb.
Compared to early days coders today have it somewhat easier with premade libraries and api's that tell hardware what to do.
In ancient times you did this all by hand (machine code) which was pure math

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Even if you dont get to be a pro the experience you collect over time may have benefits, for one im now employed in my government's IT apartment because of my experience

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Productivity is a state of mind.