# Deno v0.36.0 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v0.36.0
- **Released:** Mar 11, 2020
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/deno/updates/v0.36.0/

## Executive Summary (TL;DR)
Deno v0.36.0. Source highlight: BREAKING CHANGE: Remove Deno.errors.Other (#4249)

## Breaking Changes & Deprecations
- - BREAKING CHANGE: Remove Deno.errors.Other (#4249)
- - BREAKING CHANGE: Rename readDir -> readdir (#4225)

## New Features
- feat(std/encoding): add binary module (#4274)
- feat(std/node): add appendFile and appendFileSync (#4294)
- feat(std/node): add directory classes (#4087)
- feat(std/node): add os.tmpdir() implementation (#4213)
- feat: Add Deno.umask (#4290)
- feat: Add global --quiet flag (#4135)

## Improvements
- perf: use Object instead of Map for promise table (#4309)
- refactor(core): improve exception handling(#4214, #4214, #4198)

## Bug Fixes
- fix: Add content type for wasm, fix encoding in wasm test fixture (#4269)
- fix: Add waker to StreamResource to fix hang on close bugs (#4293)
- fix: Flattens dispatch error handling to produce one less useless stack frame on op errors. (#4189)
- fix: JavaScript dependencies in bundles. (#4215)
- fix: Stricter permissions for Deno.makeTemp (#4318)
- fix: `deno install` file name including extra dot on Windows (#4243)