🌐EnglishEnglishDeutschEspañolFrançaisItalianoPolskiPortuguêsРусскийالعربيةفارسی한국어中文日本語EntityQ1579914· pop 22· linked from 365 articlesmonaddesign pattern in functional programming to build generic typesAvailable in 21 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBanglaConnectionsfunctorEntitylogical disjunctionEntityCategories1991 in computingFunctional programmingProgramming idiomsSoftware design patterns