In this chapter, you have learned to understand testnets. First, you went through the history of Ropsten, how it started, and the unique characteristics that make it the most used testnet for Ethereum developers. Then, you discovered how strong and secure the Rinkeby testnet is for projects that want to depend on a testnet for the long term. You saw how to deploy your contracts by making simply modifications to the Truffle configuration file for every testnet. After that, you learned how fast the Kovan network is for those developers that need quick confirmations for user-intensive application, and it's actually one of the best solutions for fast development, although you already know that getting Ether for Kovan is a bit more complicated than in other networks. Finally, you explored how the Homestead network works with valuable Ether that can only be received after...




















































