When you discover spam and phishing, you may want to declare them.
I forgot about Firefox Hello !
You use Firefox and/or Thunderbird, and you get a list of dictionaries with plenty of useless entries: here's how to remove them.
For once, an article on Windows.
You are using a webmail (Gmail, Yahoo ...) and also applications or documents including mailto links, so, you would like the links to open Firefox or Chrome on your webmail: follow the guide !
Displaying which font, in which size and how in a web page ?
Quite a few questions: here are some answers !
One more to go !
You want to share contacts and calendar between an Android phone and the emails reader Thunderbird (on a computer), here is a solution !
You want to run a Java application in your web browser Firefox (typically a webinar), you need a Java plugin installed ! Here's how to do it, in Ubuntu 12.04.
Google made a good presentation of the world wide web.
You don't want to use Google search engine more, but you still want an easy to use and powerful search engine: here is Duck Duck Go !