--- title: "Discussion on \"Caches, Certificates, Streaming Uploads and a Simulator That Types\" | Hashnode" description: "Discussion on \"Caches, Certificates, Streaming Uploads and a Simulator That Types\". Eight backend upgrades driven by this month's templates: a bounded cache, outbound OAuth tokens, certificates and CSRs, JSON codecs, error advice, streaming uploads, java.time in the ORM and focused test slices. Plus a simulator that slides up a…" url: "https://hashnode.com/posts/caches-certificates-streaming-uploads-and-a-simulator-that-types/6af50fd1714eb087e072cb15" --- [Feed](https://hashnode.com/feed) / Discussion # [Caches, Certificates, Streaming Uploads and a Simulator That Types](https://debugagent.com/caches-certificates-streaming-uploads-and-a-simulator-that-types?utm_source=hashnode&utm_medium=feed) Eight backend upgrades driven by this month's templates: a bounded cache, outbound OAuth tokens, certificates and CSRs, JSON codecs, error advice, streaming uploads, java.time in the ORM and focused test slices. Plus a simulator that slides up a… 3h ago · 7 min read · debugagent.com Read the article - [#java](https://hashnode.com/tag/java) - [#mobile-development](https://hashnode.com/tag/mobile-development) - [#ios](https://hashnode.com/tag/ios) - [#android](https://hashnode.com/tag/android) - [#opensource](https://hashnode.com/tag/opensource) ## Written by [Shai Almog](https://hashnode.com/@codenameone) @codenameone [View profile](https://hashnode.com/@codenameone) 25 years ago I was lucky. I faced my debugging ignorance. It's a skill we don't learn at school. Hopefully I can help you reach a similar ep Entrepreneur, author, blogger, open source hacker, speaker, Java rockstar, developer advocate and more. ex-Sun/Oracle guy with 30 years of professional development experience. Shai built virtual machines, development tools, mobile phone environments, banking systems, startup/enterprise backends, user interfaces, development frameworks and much more. Shai is an award winning highly rated speaker with a knack for engaging the audience and deep technical chops. ## Responses Markdown supported · ⌘↵ to post No responses yet.