Commenting blocks in Eclipse on Mac
Solution 1:
Apple + Shift + / will toggle a block of selected code using /* */
Apple + / will toggle a line (or multiple, if selected) using //
You may have to disable the OS hotkey (apple + shift + / brings up the help menu)
Solution 2:
Ctrl + cmd + / <- block comment and Ctrol + cmd + \ <- remove comment
Solution 3:
Command (the clover/apple key next to the space bar) forward slash (/)