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• local scope vs global scope
• signed vs unsigned
• signed integer vs unsigned integer
• floating point vs decimal
• long vs short
• big vs small

• SQL vs NoSQL

“Use opposites precisely. Using naming conventions for opposites helps consistency, which helps readability. Opposite-pairs like first/last are commonly understood. Opposite-pairs like FileOpen() and _lclose() are not symmetrical and are confusing. Here are some common opposites:

Cross-Reference

For a similar list of opposites in variable names, see ”Common Opposites in Variable Names“ in Considerations in Choosing Good Names.

• add vs remove
• increment vs decrement
• open vs close
• begin vs end
• insert vs delete
• show vs hide
• create vs destroy
• lock vs unlock
• source vs target
• first vs last
• min vs max
• start vs stop
• get vs put
• next vs previous
• up vs down
• get vs set
• old vs new

Fair Use Source: B00JDMPOSY (CdeCmplt 2004)

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