language but doesn’t make anyassumptions about which one. We’ve tried to make the material broadly accessible to those from awide variety of programming backgrounds. We don’t spend a lot of time talking about whatprogrammingis or how to think about it. If you’re entirely new to programming, you would be betterserved by reading a book that specically provides an introduction to program

Create .bash_profile in your home directory and add these lines: export SHELL=/bin/zsh exec /bin/zsh -l

Type about:config in the address bar and press EnterReturn.A warning page may appear. Click Accept the Risk and Continue to go to the about:config page. Find the browser.compactmode.show preference. Switch the toggle to true and then close the tab. Click on the menu button to open the menu panel. Click More Tools. Choose Customize Toolbar. At the bottom of the panel, click Density. Choose Compact (not supported) from the menu options. Click Done.