Question: Upper-case characters, lower-case characters, underscore, and dollar sign. No numbers. False: In source code, saving space is not as important as good communication. Weird abbreviations
Upper-case characters, lower-case characters, underscore, and dollar sign. No numbers. False: In source code, saving space is not as important as good communication. Weird abbreviations are hard to say and not as easy to remember as real words.
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