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Advent Of Code

Advent of Code is an annual online programming event, released as a daily series of coding puzzles each December, that developers can solve using any programming language.

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Frequently Asked Questions

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What is SkillVeris?
SkillVeris is a completely free tech-upskilling platform offering 37 live courses across AI/ML, programming, web development, DevOps, cloud, security and databases. It combines structured courses of 24–40 lessons, a 24/7 AI Mentor, and a unique Learn Through Hobbies method that explains technical concepts through cricket, music, gaming, cooking and more. It is powered by Sri Hayavadhana.
Is SkillVeris really a free learning platform?
Yes, SkillVeris is genuinely free. Every course, assessment, certificate, study note, cheat sheet and the AI Mentor are available at no cost. There are no hidden paywalls, trial periods or premium tiers locking away lessons. The platform was built to make quality tech education accessible to learners in India and worldwide without financial barriers.
Who is SkillVeris for?
SkillVeris is for anyone learning technology skills: complete beginners starting to code, students preparing for placements, working professionals switching into AI, DevOps or cloud roles, and hobbyists exploring new tools. Courses span beginner to advanced levels, and the Learn Through Hobbies method makes complex topics approachable even if you have no technical background at all.
What makes SkillVeris different from other online learning platforms?
SkillVeris stands out with its Learn Through Hobbies method, which teaches every concept through analogies from cricket, music, gaming, cooking and eight more domains you can switch instantly. Add a free 24/7 AI Mentor, structured courses of 24–40 lessons with certificates, Code Lab for in-browser practice, and a live jobs portal, all completely free of charge.
What can I learn on SkillVeris?
You can learn AI and machine learning, Python, programming fundamentals, web development, DevOps, cloud computing, security and databases through 37 live courses. Beyond courses, SkillVeris offers study notes, cheat sheets, a glossary of roughly 2,000+ terms, 500+ blog articles, interview questions with readiness scoring, and Code Lab supporting six programming languages.
Does SkillVeris offer personalized learning?
Yes, personalization is central to SkillVeris. You choose the analogy domain that matches your interests, cricket, gaming, music, cooking and more, and lessons instantly adapt their explanations. The AI Mentor answers your questions at Quick, Detailed or Deep-dive depth, and learning paths guide you toward specific careers like AI Engineer or DevOps Engineer.
Do I need any prior experience to start learning on SkillVeris?
No prior experience is needed. Many SkillVeris courses are designed for absolute beginners, starting from fundamentals and building up gradually across 35 structured lessons. The Learn Through Hobbies analogies explain technical ideas using everyday interests, so newcomers grasp concepts faster. Intermediate and advanced courses are also available when you are ready to progress.
How do I get started with SkillVeris?
Simply visit skillveris.com, create a free account, and pick a course from the Topics page or follow a learning path like AI Engineer or Full Stack Java Developer. Choose your favourite analogy domain, work through the lessons, pass the module assessments and final exam, and earn your certificate, all without paying anything.
Is SkillVeris available in India?
Yes, SkillVeris is fully available in India and is built with Indian learners strongly in mind. All 37 courses, certificates and tools are free, and the jobs portal aggregates live roles across India alongside the UK, USA, Germany and remote positions, with salary and experience filters to help you find relevant opportunities.
Can I use SkillVeris on my mobile phone?
Yes, SkillVeris works in any modern mobile browser, so you can read lessons, switch analogy domains, ask the AI Mentor questions and take assessments from your phone. The platform is designed to load fast on mobile connections, making it practical to learn during commutes or short breaks without needing a laptop.
What is the Learn Through Hobbies method on SkillVeris?
Learn Through Hobbies is SkillVeris's signature teaching approach: every key concept is explained through analogies drawn from twelve domains including cricket, music, gaming, cooking, fitness, travel and finance. You pick the domain you love and can switch instantly, so abstract topics like machine learning pipelines feel familiar rather than intimidating.
Does SkillVeris have an AI tutor?
Yes, SkillVeris includes a built-in AI Mentor available 24/7. You can ask it any question about your lessons or technology in general and choose the depth of the answer: Quick for a fast summary, Detailed for a fuller explanation, or Deep-dive for a thorough walkthrough. It is free for every learner.
Does SkillVeris help with job hunting?
Yes, SkillVeris has a jobs portal aggregating live roles across India, the UK, USA, Germany and remote positions, with salary and experience filters. Combined with interview questions featuring readiness scoring, career-focused learning paths and free certificates you can share, the platform supports your job search from skill-building through to applications.
What learning paths does SkillVeris offer?
SkillVeris offers career-oriented learning paths such as AI Engineer, DevOps Engineer and Full Stack Java Developer, among others. Each path sequences relevant courses in a logical order so you build skills progressively toward a specific role, rather than guessing which course to take next. All path courses are free and include certificates.
How much time do I need to complete a SkillVeris course?
It depends on your pace. Structured courses contain 24–40 lessons (most have 35) plus module assessments and a final exam, and each lesson typically takes around half an hour of focused reading and practice. Many learners finish a course in a few weeks studying part-time, while dedicated full-time learners can move considerably faster.
Can I practice coding on SkillVeris?
Yes, SkillVeris includes Code Lab, an in-browser coding environment supporting six programming languages across 15 practice categories. You can write and run code directly in your browser without installing anything, which makes it easy to reinforce what you learn in lessons immediately. Code Lab is free, like everything else on the platform.
Does SkillVeris have free study materials besides courses?
Yes, alongside courses SkillVeris offers free study notes, cheat sheets for quick revision, a glossary of roughly 2,000+ technical terms, more than 500 blog articles, and interview questions with readiness scoring. These resources complement the courses and are handy for exam preparation, interviews and quick refreshers, all at no cost.
Who powers SkillVeris?
SkillVeris is powered by Sri Hayavadhana. The platform's mission is to make high-quality technology education free and genuinely engaging, combining structured courses, an always-available AI Mentor and the Learn Through Hobbies analogy method so learners in India and around the world can upskill without cost being a barrier.
Is SkillVeris suitable for working professionals switching careers?
Yes, career switchers can follow structured learning paths like AI Engineer or DevOps Engineer, study flexibly around work using mobile-friendly lessons, and validate their progress through assessments and certificates. The jobs portal with salary and experience filters, plus interview questions with readiness scoring, helps professionals move into new tech roles confidently.
How is SkillVeris free, is there a catch?
There is no catch. SkillVeris does not charge for courses, certificates, the AI Mentor, Code Lab or any learning resource, and there are no trial expirations or locked premium content. The platform exists to make tech education accessible, particularly for learners in India and other regions where paid platforms are often out of reach.

What Learners Say

Real journeys from the SkillVeris community — swipe for more.

“SkillVeris taught me Python through Cricket. Now I’m building real projects and feeling confident!”
Arjun S. · B.Tech Student
“The best platform for hobby-based learning. Concepts finally stick.”
Priya R. · Data Analyst
“I went from zero coding to a portfolio of projects — all by learning through my love for gaming. Landed my first internship!”
Kabir M. · CS Undergraduate
Trending Topics50 popular tags — tap to explore
#LearnThroughHobbies#SkillVeris#Beginners#TechSkills#Programming#MachineLearning#ArtificialIntelligence#AITechnology#AI#OnlineLearning#Python#DataScience#SoftwareDevelopment#CloudComputing#Career#DataAnalytics#JavaScript#Projects#WebDevelopment#DevOps#UpSkilling#RAG#TechCareers#AITools#FutureSkills#DeepLearning#LLMs#Cybersecurity#SQL#CleanCode#DeveloperTools#ProblemSolving#ProgrammingLanguages#Databases#InterviewPrep#React#Pandas#APIs#NLP#AWS#Statistics#BigData#DataVisualization#AIAgents#GenerativeAI#PromptEngineering#Certifications#Roadmap#Git#Portfolio
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Python for AI & MLAI/MLLarge Language ModelsAI/MLAI Agents & Agentic WorkflowsAI/MLRetrieval-Augmented GenerationAI/MLPyTorch Deep LearningAI/MLTensorFlow & KerasAI/MLHugging Face TransformersAI/MLMLOps & Model DeploymentAI/MLMachine Learning with Scikit-learnAI/MLData Analysis & Feature EngineeringDataStatistics & ProbabilityDataDeep LearningAI/MLMLOps in ProductionAI/MLJava MasteryProgrammingSpring Boot 3ProgrammingDocker & ContainersDevOpsKubernetes OrchestrationDevOpsTerraform & IaCDevOpsCI/CD with GitHub ActionsDevOpsLinux & Shell ScriptingDevOpsObservability & MonitoringDevOpsDevSecOps & SREDevOpsJavaScript FoundationsWebNode.js & ExpressWebPostgreSQL MasteryDatabasesMongoDB & MongooseDatabasesSQL MasteryDatabasesReact.jsWebNext.jsWebTypeScript Deep DiveWebTailwind & Modern CSSWebWeb Application SecuritySecurityCloud Security FundamentalsSecuritySecurity & Networking FoundationsSecurityOffensive Security & PentestingSecurityDevSecOps & Security AutomationSecuritySecurity Governance & ComplianceSecurity
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