Denys Rybalka's Blog

Why Claude Code skills don't translate verbatim to OpenCode, and how I adapted a popular skills collection.

Which model emulates my writing style best and why I still decided not to use it.

Building a personal website is easier and more rewarding than you might think.

The full complexity of AWS's IAM is overkill for most projects, and why newer cloud providers don't bother replicating it.

Implementing zoom-on-click images with pure HTML and CSS pseudo-selectors in the wild.

Adding a dummy profile helps amplify-cli to find saml credentials.

Building a custom PKGBUILD to install a local build of Helix editor system-wide.

A sane person's view on this insane technology and maybe what you should use instead.

Serving the right SSH key per git profile by manipulating which keys gpg-agent sees.

A list of small hands-on AWS projects to get a grip on the most essential AWS services.

How to setup mitmproxy with iptables to intercept all HTTP traffic on your computer.

How I untangled a web of sbt module inter-dependencies into a human-readable form.

An ode to mitmproxy - a tool for monitoring, intercepting, and mocking HTTP traffic.

The infinite-fall trick in Portal violates conservation of energy, so I solve the gravitational field around portals numerically and show what the physics should really look like.

Test common sense and problem-solving skills using simple underdefined estimation problems.

A short reference of cryptsetup and mount commands needed to use a BitLockered USB drive on Linux.