Signor Dev

Securing Polkadot Nodes

Jan 7, 2025 • blockchain

In my last post I gave a general overview of Polkadot. Here I do a more detailed retrospective on how exactly I secured Polkadot validator nodes -- and why they needed to be secured in the first place. [ Read more ]

Overview Of Polkadot

Dec 31, 2024 • blockchain

Overview of the Polkadot blockchain, from my perspective as an ex core engineer. [ Read more ]

Emacs: Custom Eshell Prompts

Jul 17, 2022 • emacs productivity

So the other day I was curious if I could add the current timestamp to my eshell prompt. [ Read more ]

Simple Inline Images In Org-Mode

Jul 10, 2022 • emacs org-mode

Recently I wanted to display some inline images in org-mode. I couldn't find a simple explanation for how to do it online, so I'm writing my own. [ Read more ]

Improving Emacs Performance

Jun 24, 2022 • emacs productivity

Making the best editor even better. [ Read more ]

Setting up Rust Support in Emacs (And Introducing Rant-o-Vision)

May 23, 2022 • emacs rust

I've been getting back into Rust programming for work, and things have changed in the past two years. [ Read more ]

Review of System76 Launch

Dec 19, 2021 • reviews productivity

As an owner of an Ergodox EZ and a Planck EZ, I am basically an expert on mechanical keyboards as well as ergonomics. [ Read more ]

Must-Have OSX Apps

Dec 22, 2020 • osx

Did you know there are OSX apps you didn't know you needed? You probably didn't, or maybe you did but you didn't know why. [ Read more ]

Chess Analyses

Dec 16, 2020 • css

Not many people know this, but I used to be quite the Chess prodigy. [ Read more ]

Anki Add-Ons You Didn't Know You Needed

Sep 13, 2020 • anki language-learning

Did you know there are Anki add-ons you didn't know you needed? You probably didn't, or maybe you did but you didn't know why. [ Read more ]

Secure GPG In Emacs, Featuring Agent Smith

Aug 30, 2020 • emacs cryptography

One day I was pondering upon my opsec when I realized something. [ Read more ]

Upgrading The OSX Dock

Aug 19, 2020 • osx productivity

Today we'll be revamping the dock on OSX. I bet you didn't think it needs upgrading, huh? Well it does. Trust me, it does. [ Read more ]

The Carnivore Diet

May 21, 2020 • nutrition self-improvement

A diet has been growing in popularity that seems to reflect the bizarre and extreme nature of our times. It is the carnivore diet -- eating only unprocessed animal products, mostly meat. [ Read more ]

Languages Every Programmer Should Know

May 9, 2020 • programming

Some unsolicited advice for programmers. [ Read more ]

Deep Work

Apr 30, 2020 • books lifestyle productivity reviews

Deep work is not just the name of this amazing article. It's also the title of a book by Cal Newport. 'Deep work' is a term invented in this book, I think, meaning 'deep work'. [ Read more ]

GPG In Emacs

Apr 10, 2020 • emacs cryptography

As Emacs users, our best choice for editing encrypted files is EasyPG. [ Read more ]

Managing Your Life With Org-Mode

Nov 2, 2019 • emacs org-mode presentations productivity

Today was EmacsConf 2019. [ Read more ]

Getting The Most Out Of Anki

Sep 30, 2018 • anki language-learning

Anki is the most popular spaced repetition software (or SRS). [ Read more ]

Ending Internet Addiction: A Review Of Cold Turkey

Aug 22, 2018 • productivity self-improvement

I want to talk about a change that I recently made in my computing environment which has significantly improved my productivity and happiness. It's a little program called Cold Turkey and it's reined in my Internet addiction. [ Read more ]

Memory Management In Unsafe Rust

Aug 18, 2018 • c emacs org-mode presentations rust

This is a presentation I gave to my coworkers at MaidSafe. [ Read more ]

Useful Emacs Keybindings

Jul 22, 2018 • emacs productivity

I don't mean to brag, but I'm one of the best Emacs users on the planet. [ Read more ]

Jekyll: Syntax Highlighting And Line Numbers

May 14, 2018 • blogging css jekyll

Syntax highlighting that looks nice. [ Read more ]

Jekyll: Previous And Next Posts

May 10, 2018 • blogging css face-offs jekyll

This post is about the very first thing I implemented for this blog: links to the previous and next posts. [ Read more ]

Advantages Of Vim Over Emacs

Apr 24, 2018 • emacs

In this post I enumerate an exhaustive list of advantages that the venerable Vim carries over the embattled Emacs. [ Read more ]
home • github • contact • rss
© 2025 mrcnski