CodeSignal – The Duolingo of Coding Practice

Class Central

Rankings
Collections

Subjects

View all

Computer Science
Health & Medicine
Mathematics
Business
Humanities
Engineering
Science
Education & Teaching
Social Sciences
Art & Design
Data Science
Programming
Personal Development
Information Security (InfoSec)

View all Subjects

Universities
The Report

Courses from 1000+ universities

Rankings

Best Courses

Best of All Time
Best of the Year 2022
Best of the Year 2021

Most Popular Courses

Most Popular of All Time
Most Popular of the Year 2024
Most Popular of the Year 2023

Collections

Computer Science

Artificial Intelligence
Algorithms and Data Structures
Internet of Things
Information Technology
Computer Networking
Machine Learning
DevOps
Deep Learning
Cryptography
Quantum Computing
Human-Computer Interaction (HCI)
Distributed Systems
Blockchain Development
Operating Systems
Computer Graphics
Automata Theory
Compilers
SCADA
Mainframe
Digital Image Processing
View all Computer Science

Health & Medicine

Nutrition & Wellness
Disease & Disorders
Public Health
Health Care
Nursing
Anatomy
Veterinary Science
Continuing Medical Education (CME)
Blood Pressure
Wellbeing
Women's Health
Hygiene
Healthcare Innovation
Music Therapy
Holistic Health
Ayurveda
Herbalism
Massage Therapy
View all Health & Medicine

Mathematics

Statistics & Probability
Foundations of Mathematics
Calculus
Discrete Mathematics
Trigonometry
Geometry
Algebra
Precalculus
Number Theory
Combinatorics
Mathematical logic
Linear Programming
Graph Theory
Set Theory
Group Theory
Differential Equations
Polynomials
Integration
Mathematical Analysis
Mathematical Thinking
View all Mathematics

Business

Management & Leadership
Finance
Entrepreneurship
Marketing
Strategic Management
Industry Specific
Business Intelligence
Accounting
Human Resources
Project Management
Sales
Design Thinking
Business Software
Customer Service
Nonprofit Management
Innovation
Operations Management
Corporate Governance
Business Plan
Business Proposal
View all Business

Humanities

History
Literature
Language Learning
Grammar & Writing
Philosophy
Religion
ESL
Culture
Sports
Journalism
Ethics
Linguistics
Food
Library Science
Reading
Crisis Management
Games
Emergency Management
Performing Arts
Religious Studies
View all Humanities

Engineering

Electrical Engineering
Mechanical Engineering
Civil Engineering
Robotics
Nanotechnology
GIS
Textiles
Manufacturing
BIM
CAD
Chemical Engineering
Energy Systems
Aerospace Engineering
Finite Element Analysis
Geotechnical Engineering
Reliability Engineering
Petroleum Engineering
Control Theory
Environmental Engineering
Energy Conversion
View all Engineering

Science

Chemistry
Physics
Environmental Science
Astronomy
Biology
Agriculture
Materials Science
Earth Science
Applied Science
Forensic Science
Meteorology
Horology
Paleontology
Fire Science
Sensory Science
Ergonomics
Physical Sciences
Complex Systems
Scientific Method
Medicine
View all Science

Education & Teaching

K12
Higher Education
STEM
Teacher Professional Development
Course Development
Online Education
Pedagogy
Social-emotional Learning (SEL)
Instructional Design
Homeschooling
Special Education
Adult Education
Course Design
Online Learning
Educational Technology
Curriculum Development
Next Generation Science Standards
Student-Centered Learning
Student Engagement
Classroom Management
View all Education & Teaching

Social Sciences

Sociology
Economics
Psychology
Anthropology
Political Science
Law
Urban Planning
Human Rights
Sustainability
Governance
Archaeology
Social Work
Early Childhood Development
Structural Equation Modeling
Cultural Studies
Research Methods
Community Engagement
Philanthropy
Behavioral Science
Media Studies
View all Social Sciences

Art & Design

Music
Digital Media
Visual Arts
Design & Creativity
Art Therapy
Art Composition
Character Design
Fashion Design
Inspiration
Golden Ratio
Pattern Design
Geometric Patterns
Copic Markers
Jewelry Design
Botanical Drawing
Animal Illustration
Anime Drawing
Observational Drawing
Clay Modeling
View all Art & Design

Data Science

Bioinformatics
Big Data
Data Mining
Data Analysis
Data Visualization
Jupyter Notebooks
Process Mining
Stata
Text Mining
Social Network Analysis
Computational Analysis
Data Collection
Information Retrieval
Data Processing
Data Wrangling
Data Extraction
Data Manipulation
Monte Carlo Simulation
Network Analysis
Data Preparation
View all Data Science

Programming

Mobile Development
Web Development
Databases
Game Development
Programming Languages
Software Development
Cloud Computing
Domain-Specific Languages (DSL)
Hardware Description Languages (HDL)
Aspect-oriented programming
Object-oriented programming
Visual Programming
Competitive Programming
Database Programming
Generic Programming
Programming Language Development
Leetcode
GNU Toolchain
View all Programming

Personal Development

Communication Skills
Career Development
Self Improvement
Presentation Skills
Resilience
Self-Control
Creativity
Gratitude
Growth Mindset
Self-Assessment
Survival Skills
Sleep Improvement
Career Planning
Empowerment
Generosity
Personal Growth
Courage
Humility
Social Skills
Dog Training
View all Personal Development

Information Security (InfoSec)

Cybersecurity
Network Security
Ethical Hacking
Digital Forensics
Reverse Engineering
Penetration Testing
Malware Analysis
DevSecOps
OSINT (Open Source Intelligence)
Threat Intelligence
Red Team
Blue Team
View all Information Security (InfoSec)

Coursera Announces Layoffs, Stock Plunges Despite $100M Milestone

Two years after its first major layoff round, Coursera announces another, impacting 10% of its workforce.

Dhawal Shah Oct 25, 2024

Latest

9 Best Paleontology Courses for 2024
7 Best Microsoft Access Courses for 2024
Guide: How to Sign up for Coursera Courses for Free
[2024] 300+ Chemistry Courses to Expand Your Knowledge of the World
Online Learning Deals & Discounts

Visit The Report

600 Free Google Certifications
Trending

Most common

Popular subjects

Web Development
14,261 courses
Information Technology
5,347 courses
Ethical Hacking
2,303 courses

Popular courses

Herramientas de la Inteligencia de Negocios
Galileo University
Let's Get Started: Building Self-Awareness
University System of Maryland
Introduction to Classical Music
Yale University

Organize and share your learning with Class Central Lists.

View our Lists Showcase

Sign up

Log in or Sign up

Log in
Sign up

Universities
Chongqing College of Electronic Engineering

Free Online

Chongqing College of Electronic Engineering Courses

10 courses

Showing 10 courses

Sort by Relevancy

Filter by

Filters

Duration
Subject
1. Engineering (5)
2. Computer Science (1)
3. Mathematics (1)
4. Business (1)
5. Humanities (1)
Language
1. English (1)
2. Chinese (9)

高等数学


高等数学是高职高专学生学习的难点，本课程教学内容的安排充分考虑到数学需求和水平，尽力体现降低理论、保证基础、加强应用的特点，充分利用高等数学视频课堂，让你的高数不再艰难！
- XuetangX
- On-Demand
- Free Online Course
网球运动学与练


Master tennis fundamentals, techniques, and strategies - from basic strokes and serves to advanced tactics for singles and doubles play. Develop physical fitness, mental agility, and injury prevention skills.
- XuetangX
- On-Demand
- Free Online Course
探秘移动通信


探索移动通信技术的发展历程、基本原理和关键技术，从3G到5G的演进，深入理解网络架构、无线传输原理及现代通信系统的运作机制。
- XuetangX
- On-Demand
- Free Online Course
5G移动通信技术


Master 5G mobile communication fundamentals, network architecture, and practical skills for base station operation and maintenance, with focus on Huawei equipment deployment and troubleshooting.
- XuetangX
- On-Demand
- Free Online Course
汽车整车装配与调试


Master the complete process of automotive assembly, from interior components to chassis systems, including practical skills for vehicle production and quality inspection.
- XuetangX
- On-Demand
- Free Online Course
The Integration & Application of Industrial Robots（工业机器人集成应用）

Master industrial robot integration through hands-on modules covering system operations, programming, configuration, and practical applications - from basic mechanisms to comprehensive deployment scenarios.
- XuetangX
- On-Demand
- Free Online Course
Logistics technology in automobile manufacturing

Master automobile manufacturing logistics through layout planning, material management, lean production, and intelligent systems for optimized production flow and efficiency.
- XuetangX
- On-Demand
- Free Online Course
Automobile Assembly and Commissioning

Master automobile assembly techniques from production basics to advanced systems, covering interior components, chassis elements, and critical subsystems for comprehensive vehicle construction expertise.
- XuetangX
- On-Demand
- Free Online Course
The Basics of Computer Network

Master fundamental TCP/IP networking concepts, from data communication and packet switching to IP protocols, preparing you for network engineering roles while building practical problem-solving skills.
- XuetangX
- On-Demand
- Free Online Course
Mechanical Drawing

Master technical drawing fundamentals and engineering visualization through hands-on projects like aircraft diagrams, rocket components, and railway parts while developing professional drafting skills and industry standards.
- XuetangX
- On-Demand
- Free Online Course

Browse by subject

Computer Science
Psychology
Cybersecurity
Health
Law
Accounting
Web Development

Browse by provider

Coursera
edX
FutureLearn
Udacity
Noble Desktop
Udemy
freeCodeCamp

Browse by university

Harvard
Stanford
Georgia Tech
University of Michigan
Purdue University
Duke University
IIT Madras

Browse by institution

Google
Microsoft
IBM
Amazon
Linux Foundation
British Council
Salesforce

Best Online Courses of All Time
Best Online Courses of the Year
Most Popular Courses of All Time
Most Popular Courses of the Year
250 Top FREE Coursera Courses of All Time
100 Top FREE edX Courses of All Time
250 Top Udemy Courses of All Time

The Report by Class Central RSS Feed

The "New Normal" that Wasn't
DDoS Attack on Class Central
500+ Online Degrees in India
Harvard's CS50 Free Certificate Guide
How Open University Works

Free Certificates & Courses

300+ Free Google Certificates
9000 Free Courses from Tech Giants
1800+ Free Coursera Courses
Ivy League Online Courses
180 Free Writing Online Courses

About Class Central

Class Central aggregates courses from many providers to help you find the best courses on almost any subject, wherever they exist.

Facebook
Twitter
LinkedIn
YouTube
Bluesky

Class Central © 2011-2024 Privacy Policy

About Us
Join Us
Help Center
Contact Us

Share

Facebook
Twitter
Bluesky
Email

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free

Someone learning on their laptop while sitting on the floor.