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its not an API
No. It is a fundamental computer operation.
Anyone who finds it difficult to understand should not be a programmer.
Would you use a lawyer who didn't understand tort or habeas corpus?
Or an accountant who didn't understand double entry?
Or a doctor who didn't know about the lymphatic system?
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
In reply to Re^4: accessing an environment variable dynamically