Installing LTTng on CentOS

Never used Cent OS before it took me some time to build LTTng manually. Here is a summary of my suffering...

LTTng live streaming example

LTTng has quite good documentation, but sometimes it’s not very clear, especially without deep knowledge of this tool. It took me almost a day to setup live streaming of the traces.

Upgrading to Awesome WM 4

Several things I did after upgrading to Awesome WM 4.0

Mouse Battery status widget for Awesome wm

Quick tutorial on how to create widget which displays battery status of a wireless mouse

Tag cloud for Jekyll using D3.js

Generate a tag cloud for a Jekyll blog with d3.js

MySQL order by field in Criteria API

Here I have a simple example showing how to implement MySQL's order by field in Criteria API for MySQL DBMS.

MySQL fulltext search with JPA

Example on how to write JPQL or Criteria API queries for DB functions with 'unusual' signatures, like MySQL's FTS function - match against.

Juniper VPN on Ubuntu 16.04 64-bit

I faced an issue running Juniper on Ubuntu 16.04. Some of the solutions I found wasn't working (like install 32-bit openjdk and firefox), others took to much time to set up and were quite fragile (like setup VM with 32-bit Debian, run Juniper applet on it and use this VM as proxy). So here is my solution which I already successfully tried on 3 laptops with 64-bit Ubuntu 16.04.

Making fn-keys work in Awesome WM

After switching to Awesome from Unity I didn't use fn-keys at all - I simply remapped their functionality to different shortcuts with mod4 key. But after sometime of using Awesome in a dual-boot system alongside with Windows made me crazy each time remembering which shortcut to use to change volume, or brightness. Here I want to show how to make some of fn-keys work in Awesome.

Native user automation tool for Awesome WM

When I was using Windows I really liked the AutoHotKey tool. After moving to Linux and Awesome WM I missed some of the features of AHK, but finally I found time to investigate the alternatives and came up with native solution for Awesome WM, which I'd like to share.