This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Whoa! I didn't know encoding could also affect successful running of an application.
As the book says, we needn't memorize this all and I frankly thought it may create a glitch or two but not a total failure of the app.
Thanks for bringing this up, I can make sure to check all these things in future. :-)