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Code References 📚

Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.

Contents

Here's a list of the different areas of code references included in this repository:

  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!

Usage

You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.

Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.

Contributing

Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.

Credits

This repository was created and is maintained by Chris Seckler.

License

Code References is licensed under the MIT License. See LICENSE for more information.

About

Helpful Code Snippets for the programming languages I use often

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Readme
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11 stars

Watchers

1 watching

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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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Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
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Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
Repository files navigation
Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
Repository files navigation
Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
Repository files navigation
Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
Repository files navigation
Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors

, '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
BranchesTags
Repository files navigation
Code References 📚
Code References is a collection of helpful code snippets for various programming languages, libraries, and frameworks. As a full-stack software engineer, I have accumulated a wealth of knowledge over the years, and I created this repository as a way to organize and share that knowledge with the community.
Contents
Here's a list of the different areas of code references included in this repository:
  • JavaScript
  • CSS
  • React
  • TypeScript
  • Node.js
  • Testing
  • Security
  • jQuery
  • Backbone
  • And more!
Usage
You can browse the code references by language or topic, and you can also search the repository to find specific snippets. Each code snippet includes a brief description and an example usage.
Feel free to use these code references in your own projects or to share them with others. If you have any suggestions for improvements or additions, please feel free to submit a pull request.
Contributing
Contributions are welcome! If you have any code snippets that you would like to share, or if you notice any issues or errors, please feel free to create an issue or submit a pull request.
Credits
This repository was created and is maintained by Chris Seckler.
License
Code References is licensed under the MIT License. See LICENSE for more information.
About
Helpful Code Snippets for the programming languages I use often
Resources
Readme
Activity
Stars
11 stars
Watchers
1 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors