VSCode map `ctrl-j` to send line down

keybindings.json

// Place your key bindings in this file to override the defaults
[
    {
        "key": "ctrl+shift+h",
        "command": "workbench.action.navigateLeft"
    },
    {
        "key": "ctrl+shift+l",
        "command": "workbench.action.navigateRight"
    },
    {
        "key": "ctrl+shift+k",
        "command": "workbench.action.navigateUp"
    },
    {
        "key": "ctrl+shift+j",
        "command": "workbench.action.navigateDown"
    },
    {
        "key": "ctrl+j",
        "command": "runCommands",
        "args": {
            "commands": [
                "workbench.action.terminal.runSelectedText",
                "cursorDown",
            ]
        },
        "when": "editorTextFocus"
    },
    {
        // Source current python script.
        "key": "ctrl+h",
        "command": "workbench.action.terminal.sendSequence",
        "args": { "text": "exec(open('${file}').read())\u000D" },
        "when": "editorTextFocus && editorLangId == 'python'"
    },
    {
        // Source current julia script.
        "key": "ctrl+h",
        "command": "workbench.action.terminal.sendSequence",
        "args": { "text": "include(\"${file}\")\u000D" },
        "when": "editorTextFocus && editorLangId == 'julia'"
    },
    {
        // Source current R script.
        "key": "ctrl+h",
        "command": "workbench.action.terminal.sendSequence",
        "args": { "text": "source(\"${file}\")\u000D" },
        "when": "editorTextFocus && editorLangId == 'r'"
    },
    {
        "key": "ctrl+shift+enter",
        "command": "notebook.cell.executeCellAndBelow",
        "when": "notebookCellListFocused || editorTextFocus && inputFocus && notebookEditorFocused"
    },
]

settings.json

// Place in settings.json. Do this from the vs code GUI.
{
    "editor.minimap.enabled": false,
    "editor.cursorStyle": "block",
    "terminal.integrated.commandsToSkipShell": [
        "language-julia.interrupt"
    ],
    "julia.symbolCacheDownload": true,
    "julia.enableTelemetry": false,
    "remote.SSH.configFile": "/Users/alui/.ssh/vscode-config",
    "quarto.mathjax.theme": "dark",
    "files.associations": {
        "*.rmd": "markdown"
    },
    "vim.cursorStylePerMode.insert": "line",
    "editor.fontSize": 16
}

Custom keybindings

Add the first script to keybindings.json, which can be accessed by:
VSCode Menu -> Code -> Keyboard Shortcuts -> Open Keyboard Shortcuts (JSON) in top right corner

Resources:

• https://code.visualstudio.com/docs/getstarted/keybindings

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Custom settings

Similarly, settings.json can be accessed by
VSCode Menu -> Code -> Settings -> Open Settings (JSON) in top right corner