Sine Rule on a Sphere
A couple of days ago I wrote a post on what, and how to find, the cosine rule on a sphere. In this post I’ll show you the sine rule on a sphere.
Sean
Author: Sean
Cosine Rule on a Sphere
As all (well, at least those that can remember) 15+ year old’s know, to find the length of a side of a non-right angled triangle you can’t use Pythagoras theorem and instead require the so called ‘Cosine Rule’.
Recurring Decimals – Something on the Repetend
I have no practical application for what I am going to post about today (although that doesn’t mean there aren’t any), but I “discovered” (okay so I know loads of people will have done it before, but it was a personal discovery) a nice little fact about recurring decimals.
Google Chrome Extensions
Internet browsers are of fundamental importance to surfing the internet, you are using one right now! There are many debates about which browser is the best, and at some point I hope to write my own, I use Google Chrome and want to talk about my top 19 Google Chrome extensions. Extensions which will improve […]
YouTube-dl Fix
On Linux it is very easy to download a video from YouTube from a terminal. I’m sure many of you already use the program, youtube-dl. If not you can install it with sudo apt-get install youtube-dl.
Time to Replace Spotify?
Today Spotify announced that it is cutting its free service to just 10 hours of music a month, and you can only listen to the same song 5 times a month. Even worse, this is going to affect ALL free users to the service, not just new ones. What to do?
Tweak Firefox
It is really easy to change the advanced settings in Firefox, modifying how it works. In the address bar type: about:config When you hit enter you will get the ‘here be dragons’ warning, click ‘I’ll be careful, I promise’ and then we can continue.
Google Reader
Just a quick blog post about one of the most useful websites around, and one I check in excess of 5 times a day (and that isn’t some form of social network), that is Google Reader. Google reader simply reads Atom and RSS feeds and collects them all in one place.
Control your Computer with Gmote
Gmote is a great Android application to turn your phone into a remote control for your computer. You can use it as a touchpad (which I think is the most useful) or you can use it as a media control. Playing music or videos on either the computer (via its own media player) or on […]
‘Ejector’ Tray App
A lot of people (especially recent Ubuntu installers) wish there was an easy way to eject a USB from the computer in which Ubuntu is installed. On Windows there is a simple ‘Safely Remove’ application in the tray. The point of this post is to install one on Ubuntu!