1. VSCode
Warning
Section needs revision
1.1 VSCode cheats for livecoding
My usual shortcuts:
- Alt+D=> Delete all right // delete line without removing line
- CMD+E=> Extempore Eval
- ALT+CMD+E=> Extempore Connect current Buffer
- CMD+]=> Indent Line
- CMD+[=> Outdent Line
- CMD+rightArrow=> End of line
- CMD+leftArrow=> Start of line
- CMD+L=> Select Line
- CMD+D=> Duplicate Line
- ALT+D=> Delete all right // delete line without removing line
- CMD+shift+D=> delete line
- CMD+K 1-2-3-4=> Wrap selection With letbeat / onbeat / dotimes / println
- OPT+CMD+K=> Format selection
- SHIFT+CMD+K=> Show snippets
Preferences > Open Keyword Shortcuts

Example key mappings eg In keybindings.json
    {
        "key": "cmd+e",
        "command": "extension.xtmeval",
        "when": "editorTextFocus"
    },
    {
        "key": "alt+cmd+e",
        "command": "extension.xtmconnect",
        "when": "editorTextFocus"
    },
    {
        "key": "cmd+k 1",
        "command": "editor.action.insertSnippet",
        "when": "editorTextFocus",
        "args": { "name": "wrap-letbeat" }
    },
    {
        "key": "cmd+k 2",
        "command": "editor.action.insertSnippet",
        "when": "editorTextFocus",
        "args": { "name": "wrap-onbeat" }
    },
    {
        "key": "cmd+k 3",
        "command": "editor.action.insertSnippet",
        "when": "editorTextFocus",
        "args": { "name": "wrap-dotimes" }
    },
    {
        "key": "cmd+k 4",
        "command": "editor.action.insertSnippet",
        "when": "editorTextFocus",
        "args": { "name": "wrap-println" }
    }
1.2 VSCode settings
2023-11-26: try removing auto snippets suggestions. Only worked by passing a [extempore] directive: 
"[extempore]": {
    "editor.wordBasedSuggestions": false,
    "editor.quickSuggestions": {
        "other": false,
        "comments": false,
        "strings": false
        }
    },
VSCODE opts
1.3 VSCode Snippets
Backup the built-in snippets