ctrl + space - Autocomplete
enter - Add a child to the collection
shift + enter - Add a child before
shift + UP/Down - Select a line
ctrl + UP/DOWN - Increase/decrease the selection
alt + UP/DOWN - Move the code element up/down
backspace - Delete
alt + enter - Show the intentions available (use when there's a bulb
icon on the left)
ctrl + R - Add package import by the root (class/interface/metadata/
namespace/global function)
ctrl + M - Add package import
ctrl + L - Add language import
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