As a developer with a probably a hundered tab open at a time, these are some of the keyboard shortcuts which have come in handy a lot.
Ctrl + Shift + t- Opens previously closed tab in browser!
Ctrl + d- Add bookmark for current tab (will put the bookmark in the last folder location you chose automatically)
Ctrl + w- Closes the current tab
Ctrl + Shift + w- Closes the current window
Ctrl + T- Opens a new tab
Ctrl + K- moves cursor to the address bar and changes the address bar to a google search.
f12- Opens the developer tools
Ctrl + h- Open the History page in a new tab
Ctrl + j- Open the Downloads page in a new tab
Ctrl + Shift + Delete- Open the Clear Browsing Data options
Are there other useful keyboard shortcuts that we should know about?