Top Blockchain Certification Programs for Developers: 2026 Comparison

Blockchain development has evolved into one of the most sought-after career paths in technology. As organizations continue investing in Web3, decentralized applications (dApps), tokenization, smart contracts, and blockchain infrastructure,

2 июня 2026 г. · 1 минута · alex (devops)

Understanding the latest trends in app development

These days, most businesses don’t lose users because their app broke, but they lose users because a competitor’s app felt better or made things easier. That’s the real competition right now. It is pushing the concept of app development in s

2 июня 2026 г. · 1 минута · alex (devops)

Is Logging Governance Actually Needed?

Most teams do not think about logging governance until something bad happens. A customer ID gets logged in the wrong place. A token shows up in a debug message. A developer adds email, ssn, or authorizationHeader because they are trying to

1 июня 2026 г. · 1 минута · alex (devops)

The cron job that failed silently for three weeks (and the dead-man's-switch I built after)

A backup script of mine stopped running on a Tuesday. I found out the following Tuesday — three weeks later — when I actually needed one of those backups and the most recent file was 21 days old. The cron entry was still there. The server w

1 июня 2026 г. · 1 минута · alex (devops)

What kinds of repo-truth boundaries do AI coding agents miss?

I’ve been running field tests against live open-source issues to study a specific question: When AI coding agents make repairs, where do they lose the actual truth of the repo? Not “does the AI write code?” Not “can it pass a test?” More sp

1 июня 2026 г. · 1 минута · alex (devops)

some Kubernetes vulnerabilities do not have patches

There is a comforting rhythm to vulnerability management. A scanner finds a CVE. Someone opens a ticket. You upgrade a package. The scanner goes green again. It is not glamorous work, but at least the shape of the problem is familiar. Today

1 июня 2026 г. · 1 минута · alex (devops)

SSH Mastery: The Complete Guide to Secure Remote Access (From Zero to Pro)

SSH isn’t just a command — it’s the Swiss Army knife of sysadmins, devs, and security pros. In 2026, with cloud sprawl and remote work exploding, mastering SSH means unlocking god-mode for your infrastructure. Whether you’re debugging a Kub

1 июня 2026 г. · 1 минута · alex (devops)

Bulk-check DNS, SSL and email auth for a whole list of domains (no scraping)

If you’ve ever had a spreadsheet of domains — a lead list, an acquisition target’s footprint, your own portfolio — and needed DNS records, WHOIS, SSL expiry, or email authentication for all of them, you know the pain: single-domain web tool

31 мая 2026 г. · 1 минута · alex (devops)

Day 20 - AWS Lambda

Cloud computing has evolved dramatically over the last decade. The journey looked something like this: Physical Servers ↓ Virtual Machines ↓ Containers ↓ Serverless Computing One of the biggest innovations in cloud computing is AWS Lambda .

31 мая 2026 г. · 1 минута · alex (devops)

How to Secure Your Linux Server in 10 Steps

How to Secure Your Linux Server in 10 Steps Introduction How to Secure Your Linux Server in 10 Steps is essential knowledge for every developer. Key Points Start with the basics Practice regularly Build real projects Share your knowledge Ge

31 мая 2026 г. · 1 минута · alex (devops)