notebooks/test.ipynb launch notebook with relative path

jlab /Users/username/notebooks/test.ipynb launch notebook with absolute path.

Open notebooks and other files using relative or absolute path.

jlab /Users/username/notebooks launch with absolute path.

Open directories using relative or absolute path.

If jlab command is used with a directory path as the argument then the directory in the argument is set as the root directory.

ipynb file or jlab command with a file path as the argument, then file's parent directory is set as the root directory.

If launched from the application icon on GUI or by using jlab command without any arguments, then user's home is set as the root directory.

JupyterLab Desktop sets File Browser's root directory based on the launch method. ipynb files is also supported and it will launch JupyterLab Desktop and load the notebook file. JupyterLab Desktop can be launched from the GUI of your operating system by clicking the application's icon or by using jlab command from the command line. If you have an existing JupyterLab Desktop installation, please uninstall it first by following the uninstall instructions.

Downloadīefore installing please read the Python Environment Customization Guide if you plan to customize the Python environment to add new packages. Source extensions which require rebuilding are not supported. JupyterLab Desktop currently supports user-friendly prebuilt extensions. A desktop application for JupyterLab, based on Electron.

R with jupyter lab on windows