The story
From 4 (“for”) + J (abbreviation of Java), with the J in lowercase for stylistic reasons.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Forming names of Java libraries or frameworks; for Java Full definition →
From 4 (“for”) + J (abbreviation of Java), with the J in lowercase for stylistic reasons.
Etymology from Wiktionary, CC BY-SA 4.0.