About

Hi!

This is just another programmer personal blog. It contains various interesting things from information technologies world, which I would like to share with you, such as:

and others

Read, comment, criticize or thank, if you find something useful.

You’re welcome!

nDPI as iptables module(ndpi-netfilter) on Orange PI.

There are many OpenDPI based implementations and their versions. There are many ndpi-netfilter implementations and versions too. But I found… Read more…
How to pass-through RNDIS USB dongle from host to virtual machine.

Simply passing of USB device to qemu virtual machine usually works well. I had no troubles passing most of devices,… Read more…
Fault tolerant PostgreSQL cluster with automatic failover using Repmgr and Barman. Part 1. Introduction.

Right off the bat, this is what you'll get in the end: Synhronous standby server using repmgrRepmgr daemons running not… Read more…
Oracle DB. Using dbms_alert for queuing and parallel data processing.

Oracle has an interesting package to provide an event-based logic named dbms_alert. In this article I will use it to… Read more…
“Buffer I/O error on dev sr0, logical block 0, async page read” when using USB dongle

A while ago a faced a problem with USB modem. There were tons of similar error messages during boot and… Read more…