The site now has bitcoin price calculators for calculating how much your bitcoins are worth. The exchange rate calculator is shown below:
Updated: 23 October 2016
Coin control means to have granular control over the inputs and outputs of a transaction using the Graphical User Interface (GUI) of a bitcoin client. Not all bitcoin clients support coin control. Electrum is a client that has limited support for coin control.
Change addresses are an important part of most bitcoin clients. They are used to store change and to enhance a user’s privacy. Let’s see what change addresses are all about.