Category Archives: Technology

How to replace the screen on a Nexus 4

This video shows and describes the steps required to replace a broken screen of a Google/LG Nexus 4 mobile phone. Some of the information presented is applicable to other phones.

  1. Materials used:
    Screen repair kit (including mini-tools). Cost: around 45 Euros, including shipping costs
  2. Double-sided tape: 3M LE 300 LSE, 5mm x 5m. Cost: around 9 Euros
  3. Tweezers
  4. Paper cutter knife (needed to cut the double-sided tape in small bands/pieces in order to cover as much surface as possible – please see video)

Video music track listing:
The story unfolds, performed by the Jingle Punks
Whiskey, performed by Huma-Huma
Staring at the valley, performed by Silent Partner
Yard sale, performed by Silent Partner

“Auto Awesome” is really awesome!

I have been using an android mobile device for a while now. I have tried to configure all Google services in order to enjoy the integral user experience. One of the things I like is that the pictures I take with my phone camera are automatically backed up on the cloud when I connect to a Wi-Fi network. This setting can be changed. If you do not mind mobile internet charges you can set it up to backup all taken pictures regardless of the network connection type. One could also select not to backup the pictures. Continue reading “Auto Awesome” is really awesome!

Solving criminal cases through crowd-sourcing

I started writing this post a few days ago after reading this article. It looked extremely interesting. The main idea is that in the Boston marathon there were thousands of mobile phones taking pictures and videos. The total duration and number of all videos and pictures shot could be stunning. This could be equivalent to thousands of witnesses testifying with absolute accuracy what they saw. The author was wondering whether crowd-sourcing could become a tool to crime solving. She probably meant to write modern crowd-sourcing as some forms of crowd-sourcing have been in use since long time ago as we will see further below. Continue reading Solving criminal cases through crowd-sourcing

How to create web presentations using free software available online

This post is a tutorial on creating web presentations with free software. The software used is CamStudio (http://camstudio.org/) and optionally a web camera software called Yawcam (http://www.yawcam.com/). Yawcam is a camera software which can “stay on top” while you are presenting your slides. It is capable of showing your face or whatever is in front of your web camera during your presentation. So the end result will look somewhat like picture in picture functionality. The tutorial is given in video format below as well as in written instructions format. Feel free to follow whatever suits you best. Continue reading How to create web presentations using free software available online