proxy for’ field. Docker CMD Using jupyter notebook as a Docker CMD [https://docs.docker.com/reference/builder/#cmd] results in kernels repeatedly crashing, likely due to a lack of PID reaping [https://blog manager, npm. Alternatively, install both of these from your package manager. For example, on Ubuntu or Debian: sudo apt-get install nodejs-legacy npm You can then build the JavaScript and CSS by running: methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See Security in the Jupyter

manager, npm. Alternatively, install both of these from your package manager. For example, on Ubuntu or Debian: sudo apt-get install nodejs-legacy npm You can then build the JavaScript and CSS by running: OutputArea.register_mime_type and Notebook.render_cell_output methods. See mimerender-cookiecutter for reference implementations and cookiecutter. • Enable token authentication by default. See Security in the

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text

launching the kernel. Oftentimes, when reinstalling python environments, a previous kernel.json will reference an python executable from an old or non- existent location. As a result, it’s always a good idea com/jupyter/notebook/pull/6021] (@frenzymadness [https://github.com/frenzymadness]) Add maths checks in CSS reference test #6035 [https://github.com/jupyter/notebook/pull/6035] (@stef4k [https://github.com/stef4k]) methods. See mimerender-cookiecutter [https://github.com/jupyterlab/mimerender- cookiecutter] for reference implementations and cookiecutter. Enable token authentication by default. See server_security{.interpreted-text