Remove duplicate lines from pasted text, keeping the first occurrence of each line.
Matching is exact and case-sensitive — "Apple" and "apple" are treated as different lines — and the first occurrence of each line is always the one kept.
The four common case styles aren't interchangeable — here's what each one is actually for, and the fastest way to fix text that was typed in the wrong one.
A practical reference for the character limits you actually run into — texts, tweets, meta descriptions, title tags — and which ones count spaces.
Word count sounds like a solved problem, but tools genuinely disagree — here's exactly how words, sentences, and paragraphs get counted, and why the number can shift between tools.