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2026-04-10
When I first started working on the project’s infrastructure, storing terraform.tfstate locally (or, I confess, dropping it into Git) seemed like a reasonable solution. But as soon as colleagues joined the work, I …
Read more2026-03-26
In production this is a routine situation: you increased the disk at the hypervisor level (VPS, cloud or Proxmox VE), but inside Ubuntu nothing changed — the / partition is still 100% full. Let’s go through how to …
Read more2026-03-25
MikroTik released a new RouterOS 7.22. In short: the developers decided to turn regular containers into a more user-friendly “Apps” ecosystem, added a native Reverse Proxy, and upgraded BGP to the level of …
Read more2026-03-20
Are you tired of entering passwords or tokens for every git pull and git push? Do you copy your SSH key to every server and worry it might be stolen or “stuck” in logs? In this article we’ll look at …
Read more2026-03-04
TTL (Time To Live) — is an eight-bit field in the IP header that defines the maximum number of “hops” (nodes) a packet can traverse before being discarded. Each time it passes through any router the TTL value …
Read more2026-03-02
If you still run next build directly on the production server — your server is really suffering. CPU pegged, OOM-kill, 502 errors and long downtimes — this is a classic that needs to end. In 2026 the industry standard is …
Read more2026-01-19
When Docker first appeared, it was loved for the slogan: “Build once, run anywhere”. Developers stopped hearing the phrase “it works on my machine, but not on the server.” But along with convenience came a new threat. A …
Read more2026-01-17
Imagine you are building a house. You designed the walls yourself, checked every brick, and made sure you didn’t leave the keys in the lock. But what if the concrete you bought from a third-party supplier starts …
Read more2026-01-15
Have you ever wondered how experienced programmers find bugs in someone else’s code just by looking at it? They look for patterns. They know that if user data goes straight into an SQL query — that’s bad. If a password …
Read more2026-01-13
Imagine this scenario: you’ve been working on a cool project all night. By 4 a.m. everything is ready, you do a final git push and go to sleep with a clear conscience. In the morning you find your AWS balance is …
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