Dmytro Litvinov

Five Behaviors for Demonstrating Accountability Be consistent in my words in my attitudes in my beliefs in my actions And I am ensure that they are aligned, positive, uplifting, and inspiring.

Most of web projects where I work requires manipulation with date and for that Python has a great builtin module called datetime.

🌍⚖️ Load Balancing Algorithm Crash Course for System Design 🆔 The effect of switching id for new records from UUID v4 to UUID v7 on INSERT to a 24 GB PostgreSQL table with 116M rows I am actively using uuid v4 at production systems.

I should start my post with writing next sentence: I FINALLY STARTED TO LEARN MACHINE LEARNING.

It’s been a while since we last caught up, but I’m back with some articles I’ve found useful—hopefully, you’ll find them valuable too, my dear (and possibly only) reader.

My thoughts on migration started on the 1st of June when I sent this screenshot to one of my colleagues.

🦔 PostHog - How we turned ClickHouse into our event mansion These early revisions were straightforward web apps which relied entirely on Django ORM for queries and ran on Postgres because of its capacity to handle relational data.

Django warmed me everywhere in documentation like many times that we don't need to trust on users' upload of files and we paid for that 550 CHF for that 😐 That's how I would start my story about the XSS attack via uploading files in our Django project whe…

🐘 How Levels.fyi Built Scalable Search with PostgreSQL 🐞 The Debugger's Toolkit by Addi Osmani For me it is always a reminder from such articles like that what you learn you need to share. 💾 15 Types of Databases and When to Use Them 💾 Codd's 12 rules 🤖 U…

🔥 What is Error Culture?

1.

Section: Prologue We started to use Bug-scrub meetings in our company (here will be another linked post.

⚔️ UUID Benchmark War Should we already start using uuid v7 in our projects?

So you are running roughly $100k in MRR 🤑 (or, let's imagine, $1-5k MRR) SaaS business and are still in the active development phase.

Hey folks, we have not talked since August 2023 😱 So this digest is like a phoenix - reborn with new articles and knowledge inside 😎 So, what's new?