Keep preprocessor variables, drop unneeded columns in chooser table #792

Description

@jpn--

In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

There are two potential approaches to this:

  • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
  • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

Some concerns and complications:

  • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
  • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
  • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

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    , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
     blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
    }
    } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
    })();
    (function(){
    try {
    var __m = "github.com";
    var __re = new RegExp('^' + "github\\.com" + '
    
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    Keep preprocessor variables, drop unneeded columns in chooser table #792

    Description

    @jpn--

    In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

    There are two potential approaches to this:

    • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
    • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

    Some concerns and complications:

    • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
    • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
    • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

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    No one assigned

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      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
      Skip to content

      Keep preprocessor variables, drop unneeded columns in chooser table #792

      Description

      @jpn--

      In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

      There are two potential approaches to this:

      • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
      • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

      Some concerns and complications:

      • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
      • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
      • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

      Metadata

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      No one assigned

        Labels

        FeatureNew feature or requestPerformanceChanges that improve performance

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        No type

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        Milestone

        No milestone

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        None yet

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        No branches or pull requests

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        , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
        Skip to content

        Keep preprocessor variables, drop unneeded columns in chooser table #792

        Description

        @jpn--

        In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

        There are two potential approaches to this:

        • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
        • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

        Some concerns and complications:

        • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
        • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
        • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

        Metadata

        Metadata

        Assignees

        No one assigned

          Labels

          FeatureNew feature or requestPerformanceChanges that improve performance

          Type

          No type

          Projects

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          No milestone

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          None yet

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          No branches or pull requests

          Issue actions

          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
          Skip to content

          Keep preprocessor variables, drop unneeded columns in chooser table #792

          Description

          @jpn--

          In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

          There are two potential approaches to this:

          • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
          • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

          Some concerns and complications:

          • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
          • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
          • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

          Metadata

          Metadata

          Assignees

          No one assigned

            Labels

            FeatureNew feature or requestPerformanceChanges that improve performance

            Type

            No type

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            Milestone

            No milestone

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            None yet

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            No branches or pull requests

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            , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
            Skip to content

            Keep preprocessor variables, drop unneeded columns in chooser table #792

            Description

            @jpn--

            In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

            There are two potential approaches to this:

            • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
            • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

            Some concerns and complications:

            • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
            • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
            • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

            Metadata

            Metadata

            Assignees

            No one assigned

              Labels

              FeatureNew feature or requestPerformanceChanges that improve performance

              Type

              No type

              Projects

              Milestone

              No milestone

              Relationships

              None yet

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              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
              Skip to content

              Keep preprocessor variables, drop unneeded columns in chooser table #792

              Description

              @jpn--

              In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

              There are two potential approaches to this:

              • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
              • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

              Some concerns and complications:

              • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
              • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
              • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

              Metadata

              Metadata

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              No one assigned

                Labels

                FeatureNew feature or requestPerformanceChanges that improve performance

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                No type

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                No milestone

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                None yet

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                No branches or pull requests

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                , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
                Skip to content

                Keep preprocessor variables, drop unneeded columns in chooser table #792

                Description

                @jpn--

                In components where the chooser table is copied and/or merged with other data tables (e.g. interaction-simulate and interaction-sample-simulate), we would like the option to copy ONLY the required columns/variables. Doing so should greatly reduce memory requirements when there are many un-used columns.

                There are two potential approaches to this:

                • Manual. Allow the user to manually specify columns to keep or columns to drop. This has already been implemented in a handful of particularly problematic components, but having a more generic / widely applicable interface for this capability would be better.
                • Automatic. Scan the specification file and have the program decide in advance of copy/merge what columns will be needed.

                Some concerns and complications:

                • Tracing. It may be desirable for an analyst to have access to all variables in a trace file, not just the retained variables.
                • Non-static variable names. It might be difficult to extract all variable name references, especially if some variable names are constructed programmatically ("on the fly") inside the model spec file, instead of appearing as a literal string.
                • Estimation mode. It is desirable for an analyst to have access to all variables in estimation mode.

                Metadata

                Metadata

                Assignees

                No one assigned

                  Labels

                  FeatureNew feature or requestPerformanceChanges that improve performance

                  Type

                  No type

                  Projects

                  Milestone

                  No milestone

                  Relationships

                  None yet

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                  No branches or pull requests

                  Issue actions