If you’ve been around Rails long enough, you’ve probably battled your fair share of SSL demons. But this one? This one had personality . It was a Seahorse::Client::NetworkingError that failed only on macOS — yet worked perfectly inside Docker. The kind of “it works on my container” bug that makes you question every life choice leading up to this point. So here’s the story of how we chased down a ghostly SSL error, only to discover that the real culprit was… OpenSSL itself. ⚠️ The Error Seahorse::Client::NetworkingError SSL_connect returned=1 errno=0 peeraddr=[...] state=error: certificate verify failed (unable to get certificate CRL) This popped up whenever our Rails app tried connecting to AWS S3 using the aws-sdk-ruby gem. 🔍 The Contradiction That Made No Sense From the get-go, the bug refused to play by any rules of logic. ❌ It failed locally but ✅ Worked flawlessly in Docker That told us one thing: the problem wasn’t our code. It was the environment. macOS and Dock...
Slack What is Slack ? Slack is a workplace communication tool, “a single place for messaging, tools and files.” This means Slack is an instant messaging system with lots of add-ins for other workplace tools. The add-ins aren’t necessary to use Slack, though, because the main functionality is all about talking to other people. There are two methods of chat in Slack: channels (group chat), direct message or DM (person-to-person chat). INDEX: 1. How to set your Slack display name ( windows ) 2. How to make a Slack channel private if it's public ( windows ) 3.Set your status in slack ( windows ) 4.Edit or clear your status ( windows ) Let’s take a quick look at the user interface. 1. How to set your Sl...