Toggles the focus of the current active file.

`Ctrl` + `O`

All hotkeys for Nuclide (Linux)

Common Use OmniSearch to open files	`Ctrl` + `T`
Common Toggle Project Explorer	`Ctrl` + `/`
Common Toggle between the Editing Area and the Project Explorer’s File Tree	`Ctrl` + `0`
Common Split the current file to the pane	`Ctrl` + `K` then `← ↑ → ↓`
Code diagnostics Display the window showing you messages about your code. Possible messages include lint, compiler errors, etc.	`Alt` + `↑ Shift` + `D`
Development Toggles the Outline View for a supported file so you can easily navigate to class and function definitions.	`Alt` + `O`
Development Toggles the Context View.	`Ctrl` + `I`
Hack/Flow/JavaScript In projects such as Hack or Flow, this will allow you to find all the references to a selected, highlighted entity in your project.	`Alt` + `↑ Shift` + `Ctrl` + `F`
Hack/Flow/JavaScript Allows you to search for Hack function, classes and constants within you Hack project.	`Alt` + `Ctrl` + `Y`
Hack/Flow/JavaScript Automatically tries to insert missing require statements to your Flow or JavaScript project.	`Ctrl` + `↑ Shift` + `I`
Code diagnostics Nuclide can fix certain types of problems for you automatically, including various lint problems. This will allow all those to be fixed in the current file.	`Alt` + `↑ Shift` + `A`
Code diagnostics Go to the first diagnostic.	`Alt` + `Ctrl` + `<`
Code diagnostics Go to the last diagnostic.	`Alt` + `Ctrl` + `>`
Code diagnostics Go to the previous diagnostic.	`Alt` + `<`
Code diagnostics Go to the next diagnostic.	`Alt` + `>`
Project Explorer’s file tree Expand the current directory.	`→`
Project Explorer’s file tree Collapse the current directory.	`←`
Project Explorer’s file tree Expand all the directories from the current to the final directory child.	`Alt` + `→`
Project Explorer’s file tree Collapse all the directories to the top parent.	`Alt` + `←`
Project Explorer’s file tree Collapse the entire Project Explorer’s File Tree to the root.	`Ctrl` + `{`
Project Explorer’s file tree Remove a file or directory from the tree. You will be prompted first to avoid accidental mistakes.	`Del`
Project Explorer’s file tree Toggles whether the Project Explorer’s File Tree is shown.	`Ctrl` + `\`
Project Explorer’s file tree Move the selection to the very top of the Project Explorer’s File Tree.	`Home`
Project Explorer’s file tree Move the selection to the very bottom of the Project Explorer’s File Tree.	`End`
Project Explorer’s file tree Opens the selected entry in the Project Explorer’s File Tree. If a directory is selected, then the directory is expanded. If a file is selected, then the file is opened in the main Editing Area.	`⤶ Enter`
Editor panes Moves the currently active file in the editor to a bottom pane.	`Ctrl` + `K` then `↓`
Editor panes Moves the currently active file in the editor to a right pane.	`Ctrl` + `K` then `→`
Editor panes Moves the currently active file in the editor to a top pane.	`Ctrl` + `K` then `↑`
Editor panes Moves the currently active file in the editor to a left pane.	`Ctrl` + `K` then `←`
Project Explorer’s file tree Shows the file that is currently active in the main workspace in the Project Explorer’s File Tree.	`Ctrl` + `\|`
Project Explorer’s file tree Toggles the focus of the current active file.	`Ctrl` + `O`
Files Use this for a global search of anything within your project, including all files, currently open files, etc.	`Ctrl` + `P`
Files This lets you switch between files that are currently open in the editor. Useful for quickly accessing files if you have a bunch of files open.	`Alt` + `Ctrl` + `0`
Files This will show you files that you have recently opened and used in previous sessions of Nuclide.	`Alt` + `Ctrl` + `R`
Files This allows you to search for files based on patterns.	`Alt` + `Ctrl` + `T`
Files Find files related to the current file. A file is related if they have the same basename, but a different extension, for example.	`Alt` + `Ctrl` + `N`
Task runner Executes the Build task for the currently selected Task Runner or the default one	`Alt` + `B` then `B`
Task runner Executes the Debug task for the currently selected Task Runner or the default one	`Alt` + `B` then `D`
Task runner Executes the Run task for the currently selected Task Runner or the default one	`Alt` + `B` then `R`
Task runner Executes the Test task for the currently selected Task Runner or the default one	`Alt` + `B` then `T`
Task runner Executes the currently selected Task	`Alt` + `B` then `P`
Debugger Toggle the developer tools UI.	`Alt` + `Ctrl` + `I`
Debugger Shows the process attachment UI where you will choose the process on which you would like to debug (e.g., a Node process, etc.)	`↑ Shift` + `Ctrl` + `A`
Debugger Shows the process launch UI where you will choose the process on which you would like to debug (e.g., a Node process, etc.)	`Ctrl` + `F8`
Debugger Toggle the Console pane.	`Ctrl` + `↑ Shift` + `J`
Debugger After stopping at a breakpoint, and possibly stepping through code, this will enable debugging to continue to the next breakpoint or end of the process.	`F8`
Debugger After breaking at a certain position or breakpoint, it will continue to cursor location.	`↑ Shift` + `F8`
Debugger If a breakpoint is set, this will unset that breakpoint and vice-versa.	`F9`
Debugger Step over a piece of code. For example, if you are stopped at a method call, this will execute that method without stepping through it line-by-line.	`F10`
Debugger Step into a piece of code. For example, if you are stopped at a method call, this will go into the first line of that method.	`F11`
Debugger If you have stepped into a piece of code, this will step out to the point on which you entered that piece of code. For example, if you stepped into a method, this will step out back to the method call itself.	`↑ Shift` + `F11`
Debugger Detach debugger.	`↑ Shift` + `F5`
Debugger Restart the current debugging session with the same configuration settings.	`Ctrl` + `↑ Shift` + `F8`
Navigation Move cursor to a previous position	`Ctrl` + `<`
Navigation Move cursor to a next position	`Ctrl` + `>`
Miscellaneous When using Hyperclick, this will confirm the Hyperclick action you want to take.	`Alt` + `Ctrl` + `⤶ Enter`
Miscellaneous Toggle the Nuclide Health tab, which show details about the Nuclide process itself (how much CPU, memory is being used, etc.).	`Ctrl` + `Alt` + `↑ Shift` + `H`
Miscellaneous Copy the relative path of the current file to the clipboard.	`Ctrl` + `Alt` + `↑ Shift` + `X`
Miscellaneous Copy the absolute path of the current file to the clipboard.	`Ctrl` + `↑ Shift` + `X`
Miscellaneous Copy the relative path of the current file starting at the root of the Mercurial repository.	`Ctrl` + `Alt` + `X`