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Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md

Cristian Alas - Junior Software Developer

💫 About Me

¡Hello and welcome to my profile! 👋

I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.

I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.

Thanks for visiting my profile! 🚀

💻 Tech Stack

🧠 Languages, Frameworks, and Tools I Use:

JavaScriptTypeScriptReactNext JSAngularTailwindCSS

Spring BootJavaC#.NET Framework

PostgreSQLSQL ServerMySQL

DockerJWT

HTML5CSS3Bootstrap

🌐 My Links

PortafolioLinkedInInstagram

🎥 Demo / Video

Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.

YouTube Video

📊 GitHub Stats



🔝 Top Contributed Repo

Popular repositories Loading

  1. sistema-inventario-rh sistema-inventario-rhPublic

    CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript 1

  2. Prototipo-1.1-08-05-2025 Prototipo-1.1-08-05-2025Public

    mini actualización del prototipo 08-05-2025

    JavaScript 1 2

  3. CristianAlas CristianAlasPublic

  4. api-rest-productos api-rest-productosPublic

    CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java

  5. api-rest-empleados api-rest-empleadosPublic

    API es una aplicación RESTful desarrollada en Java utilizando Spring Boot.

    Java

  6. sistema-hotel-reserva sistema-hotel-reservaPublic

    sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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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Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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
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Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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
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Achievements
Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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" + '

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following

Achievements
Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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
View CristianAlas's full-sized avatar
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⚾
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1
follower
 · 0
following

Achievements
Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java

, '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
View CristianAlas's full-sized avatar
⚾
in the game
⚾
in the game
1
follower
 · 0
following

Achievements
Achievement: YOLOAchievement: Pull Shark
Achievements
Achievement: YOLOAchievement: Pull Shark

Block or report CristianAlas

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


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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); }
})();
})();

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CristianAlas/README.md
Cristian Alas - Junior Software Developer
💫 About Me
¡Hello and welcome to my profile! 👋
I'm a 25-year-old full stack developer from El Salvador, with a great passion for technology and software development. I love constantly learning, taking on new challenges, and working on projects that allow me to grow and contribute innovative solutions.
I'm always open to new ideas and collaborations, so feel free to explore my repositories or contact me if you're interested in working together.
Thanks for visiting my profile! 🚀
💻 Tech Stack
🧠 Languages, Frameworks, and Tools I Use:
JavaScriptTypeScriptReactNext JSAngularTailwindCSS
Spring BootJavaC#.NET Framework
PostgreSQLSQL ServerMySQL
DockerJWT
HTML5CSS3Bootstrap
🌐 My Links
PortafolioLinkedInInstagram
🎥 Demo / Video
Inventory Management System: User Management, Purchase Management, Receiving and Sales. Implemented with Spring Security and JWT.
YouTube Video
📊 GitHub Stats


🔝 Top Contributed Repo

Popular repositories
Loading
  1. 
sistema-inventario-rh
sistema-inventario-rhPublic
    
CRUD de un sistema de inventario creado con java springboot, mysql y react

    JavaScript
1

  2. 
Prototipo-1.1-08-05-2025
Prototipo-1.1-08-05-2025Public
    
mini actualización del prototipo 08-05-2025

    JavaScript
1

2

  3. 
CristianAlas
CristianAlasPublic
  4. 
api-rest-productos
api-rest-productosPublic
    
CRUD sencillo para poder ingresar, visualizar, modificar y eliminar un producto a la base de datos.

    Java
  5. 
api-rest-empleados
api-rest-empleadosPublic
    
API es una aplicación RESTful desarrollada en Java utilizando Spring Boot. 
    Java
  6. 
sistema-hotel-reserva
sistema-hotel-reservaPublic
    
sistema de reservas creado en java, jdk 17, sigue los principios SOLID, y tres patrones de diseño (Factory, Observer y Singlenton), el sistema solo es de practica e implementación de los principios…

    Java