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    • Oracle
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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:

  • Virtualization
  • Android
  • OpenVPN
  • Databases
  • Orange Pi

and others

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

You’re welcome!

Featured

  • Running QEMU VM with the latest kernel inside 2.6 OpenVZ container.

    There are many of cheap NAT OpenVZ VPSes on market. However, OpenVZ virtualization has certain limitations and comes with old… 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…

  • About distribution, hashing and target segment number calculation in GPDB 5x.

    In GPDB 5x, table’s data can be distributed RANDOMLY or by set of columns. The essential parts of column-based distribution… Read more…

  • 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…

  • ORADeveloper. IDE for Oracle Databases on Android.

    ORADeveloper is the first IDE for Oracle Databases on Android.Directly connect to an existing database without any middleware, browse objects,… Read more…

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