Hojas de referencia de programación
Referencias rápidas gratis y sin registro para los lenguajes y herramientas que usas a diario. Guarda una, copia lo que necesites y pruébalo en vivo en el playground.
SQL Hoja de referenciaEvery SQL statement, clause, and join you reach for, on one page.Python Hoja de referenciaPython syntax, data structures, and standard-library staples at a glance.Git Hoja de referenciaThe Git commands you forget, from staging to rebasing to undo.Linux Commands Hoja de referenciaNavigate, search, and manage files from the Linux command line.JavaScript Hoja de referenciaModern JavaScript syntax, array methods, and async patterns on one page.TypeScript Hoja de referenciaTypeScript types, interfaces, generics, and utility types at a glance.Regex Hoja de referenciaRegular-expression tokens, quantifiers, groups, and lookarounds.HTML Hoja de referenciaEvery HTML tag and attribute you need, grouped by what it does.CSS Hoja de referenciaSelectors, the box model, flexbox, grid, and the properties you forget.Java Hoja de referenciaJava syntax, types, collections, and OOP keywords on one page.C++ Hoja de referenciaC++ syntax, the STL, pointers, references, and classes at a glance.C Hoja de referenciaC syntax, types, pointers, format specifiers, and the standard library.C# Hoja de referenciaC# syntax, types, LINQ, collections, and OOP keywords on one page.Go Hoja de referenciaGo syntax, slices, maps, structs, goroutines, and error handling.PHP Hoja de referenciaPHP syntax, arrays, strings, superglobals, and the functions you forget.Rust Hoja de referenciaRust syntax, ownership, borrowing, enums, traits, and pattern matching.Ruby Hoja de referenciaRuby syntax, blocks, arrays, hashes, and the methods you reach for.Swift Hoja de referenciaSwift syntax, optionals, collections, closures, and structs vs classes.Dart Hoja de referenciaDart syntax, null safety, collections, async, and classes at a glance.Lua Hoja de referenciaLua syntax, tables, functions, and the standard-library staples.R Hoja de referenciaR syntax, vectors, data frames, and the data-wrangling staples.Verilog Hoja de referenciaVerilog HDL syntax, modules, always blocks, and operators.Terminal Hoja de referenciaShell commands for navigation, files, pipes, and process control.
