Courses

Laravel Cashier provides an expressive, fluent interface to Stripe's (and Paddle's) subscription billing services. In this series, we’ll take a look at the features of Cashier that will allow you to create the billing portion of a subscription-based SAAS app, including subscribing users to plans, authorizing with middleware, single charges, and invoices.

Learn to solve a practical math problem involving reverse calculations with sales tax through this 10-minute tutorial. Work through a real-world scenario where you must determine the original price of an item when given the total payment ($10), change received ($0.37), and sales tax rate (7%). Master the step-by-step process of setting up equations, accounting for sales tax, and solving for the pre-tax price using algebraic methods. Develop essential problem-solving skills applicable to everyday shopping situations, standardized test questions, and mathematical reasoning exercises that require working backwards from given information to find unknown values.

This online course aims to help students to learn the etiology, pathogenesis, pathological changes, progress and outcomes of diseases. This course will provide the theoretical basis for the diagnosis and treatment of disease. Hence, it is the bridge between basic science and clinical medicine and the very fabric that underpins clinical medical practice. we insist on setting the curriculum objectives and optimizing the curriculum structure in the perspective of Competency-based Medical Education(OBE), and effectively help students learn actively Strengthen the cultivation of students' competence.

Dive into the world of React.js with this comprehensive conference recording from React Amsterdam 2018. Explore a diverse range of topics presented by industry experts, including reactive programming, state management, GraphQL integration, and component development. Learn how to leverage D3 with React, create inclusive applications, and scale GraphQL on AWS. Discover new approaches to React 16, mixed-mode React, and the latest in open-source developments. Gain valuable insights and practical knowledge to enhance your React.js skills and stay up-to-date with the latest trends in the React ecosystem.

Embark on a comprehensive journey through the fundamental principles of chemistry with this 8-hour video series. Explore a wide range of topics, from the basics of matter and atomic theory to advanced concepts like quantum mechanics, thermodynamics, and electrochemistry. Learn about chemical bonding, stoichiometry, gas laws, and solution chemistry. Dive into the intricacies of acid-base reactions, redox processes, and nuclear chemistry. Gain practical skills in chemical nomenclature, problem-solving, and data analysis. Ideal for high school and college students, as well as curious beginners, this series provides a solid foundation in the central science, preparing you for further studies or simply satisfying your scientific curiosity.

General ChemistryChapter 1: The Foundations of Chemistry1.1 Basic Concepts1.2 Gases, Liquids and Solutions1.3 Errors and Significant DigitsChapter 2: Atomic Structure and the Periodic Properties of Elements2.1 The Law of the Motion of Microscopic Particles2.2 The Schrödinger Equations2.3 Radial Distribution Functions2.4 Angular Distribution Functions2.5 Factors Effecting Electron Energy2.6 The Periodic Properties of ElementsChapter 3: Covalent Bond Theories3.1 Basic concepts of Chemical Bonds3.2 Lewis’ Theories3.3 Valence Bond Theories3.4 Hybrid Orbital Theories3.5 Valence Shell Electron Pair Repulsion Theories3.6 Molecular Orbital TheoriesChapter 4: Crystal Types and Intermolecular Forces4.1 Crystal Types4.2 Molecular Crystal and Intermolecular Forces4.3 Ionic Crystal and Ionic Bonds4.4 Polarization of Ions4.5 Metallic Crystal and Metallic BondsChapter 5: Preliminary Chemical Thermodynamics5.1 Basic concepts of Chemical Thermodynamics5.2 First Law of Thermodynamics5.3 Third Law of Thermodynamics5.4 Second Law of ThermodynamicsChapter 6: The Rates of Chemical Reactions6.1 Chemical Reaction Rate and Expression6.2 Effects of External Conditions on Reaction RateChapter 7: Chemical Equilibria7.1 Chemical Equilibrium Constant7.2 Shifting of Chemical EquilibriumChapter 8: Acids & Bases Equilibrium8.1 Electrolyte Solution Theories8.2 The Development of Acids & Bases Theories8.3 Weak Acids & Bases Ionization Equilibria8.4 Buffered SolutionChapter 9: The Equilibrium of Precipitation9.1 The Equilibrium of Precipitation9.2 Shifting of The Equilibrium of Precipitation Chapter 10: Oxidation-Reduction Reactions10.1 Oxidation-Reduction Reactions10.2 Primary Cells and Electrode Potential10.3 Thermodynamics of Cell Reactions and The Factors Affecting Electrode Potential10.4 The ApplicationsChapter 11: Coordination Compounds11.1 Basic concepts of Coordination Compounds11.2 Stereochemistry of Coordination Compounds11.3 Bonding Theories of Coordination Compounds — Valence Bond Theories11.4 Bonding Theories of Coordination Compounds — Crystal Field Theories11.5 Stability and Equilibrium Coordination CompoundsChapter 12: Elemental Commonality12.1 The Origins of Elements12.2 The Main Group Elements — s-block12.3 The Main Group Elements — p-block12.4 The Transition Metal Elements — d-block and ds-block12.5 The Rare Earth Elements — f-block

Build a comprehensive foundation in fundamental physics principles that govern the natural world. This course provides essential expertise in classical mechanics, thermodynamics, and optics, offering practical frameworks to analyze and explain diverse physical phenomena through quantitative approaches. Learn to apply Newton's laws to complex scenarios, understand energy and momentum principles, and explore wave mechanics through simple harmonic motion. Master the first and second laws of thermodynamics with real-world applications, from microscopic atomic systems to massive engines. Discover optical phenomena including interference, diffraction, and polarization of electromagnetic waves. Whether you're pursuing engineering, physical sciences, or technical careers requiring analytical problem-solving, this course equips you with the fundamental physics knowledge used by scientists and engineers to understand, predict, and optimize physical systems across all scales of nature.

Use this self-paced course to explore the field of anthropology. You can study these short lessons and quizzes at any time to catch up on information you missed in class, study for upcoming exams, bring up your grades or check your understanding of fundamental anthropology topics.

Build a strong foundation in biological sciences—from molecular mechanisms to complex physiological systems. This course covers essential concepts in cell biology, genetics, and human anatomy, providing practical frameworks to explore life processes through scientific inquiry and experimentation. Learn to apply the scientific method, understand cellular structures and energy transformations, and master genetic principles from Mendelian inheritance to epigenetics. Explore biotechnology applications such as recombinant DNA, genetic engineering, and cloning that drive modern medicine and research. Study human systems—circulatory, respiratory, digestive, nervous, endocrine, immune, and reproductive—to see how they maintain homeostasis and adapt to change. Gain expertise in cell division, cancer biology, and immune defenses. Whether you aim for a career in medicine, health sciences, biotechnology, or research, this course equips you with the biological knowledge and analytical skills needed to understand and solve challenges at molecular, cellular, and organismal levels.

8.962 is MIT's graduate course in general relativity, which covers the basic principles of Einstein's general theory of relativity, differential geometry, experimental tests of general relativity, black holes, and cosmology.

Microbiology is the study of a diverse group of microscopic organisms such as bacteria, viruses, fungi and protozoa. They are generally too small to be seen without the use of microscope and hence these life forms are called the microorganisms or the microbes. They are almost everywhere and affect almost all aspects of our lives. This is a general microbiology course that is intended for students to impart the knowledge of microbial life. The course structure is based on presenting the fundamentals of microbiology i.e. the biology of bacteria, fungi, viruses and protozoa, their classification, bacterial genetics, mode of replication, bacterial photosynthesis, bacterial fermentation, microbial food spoilage and various methods of food preservation. The students will also be introduced to the microbial pathogenesis of various infectious agents that cause diseases in humans and prevention of the infection, host resistance and immunity etc.

General chemistry, serves as the very first chemistry course in college, builds the fundamental background for all the following courses like inorganic, organic, analytical and physical chemistry. These classes mainly discusses about the development history of chemistry. The role chemistry play in the modern world: daily life, school, factory etc., and the current situation and development prospect of chemistry. Moreover, it also includes the stoichiometry of compounds and chemical reactions, electronic structure of atoms and molecules; chemical bonding, periodic table of elements; electronic structure of atoms and molecules; correlation with the chemical reactivity of common elements, inorganic and organic compounds. Overall, the general chemistry, as a significant course, helps the students to enter the chemistry world.

This course attempts to introduce to the nature, fields and application of psychology. Also contents cognitive process, e.g. learning and memory problem solving. In this course Conative processes involved - introduction to motivation. Freudian psychoanalysis, type and trait ; humanistic approach from personality. Students will also gain knowledge about emotions that help them to develop emotional intelligence. It also focuses on individual differences, cognitive, moral and psycho-social developmental aspects. Application of psychology in different areas also covered in this course.

Explore a comprehensive general microbiology course covering food and water microbiology, industrial applications, and bacterial classification. Delve into food processing, preservation, and safety, including fermentation and spoilage. Examine water ecosystems, testing methods, and wastewater treatment processes. Learn about various bacterial groups, their characteristics, and identification methods using Bergey's Manual. Discover industrial microbiology concepts, including fermentation techniques, bioreactor types, and enzyme immobilization. Gain insights into bacterial growth patterns and different culture methods used in microbiology research and industry.

This course focuses on contributions of biochemistry toward an understanding of the structure and functioning of organisms, tissues, and cells. Topics include: - Chemistry and functions of constituents of cells and tissues and the chemical and physical-chemical basis for the structures of nucleic acids, proteins, and carbohydrates. - Basic enzymology and biochemical reaction mechanisms involved in macromolecular synthesis and degradation, signaling, transport, and movement. - General metabolism of carbohydrates, fats, and nitrogen-containing materials such as amino acids, proteins, and related compounds. NOTE: The first half of this course, taught by Prof. Yaffe, is available on the MITx platform as {{% resource_link "ecc701aa-4694-48fe-bf33-5234fe26ded2" "*7.05x Biochemistry: Biomolecules, Methods, and Mechanisms*" %}}. This OCW website provides content primarily from the second half with Prof. Vander Heiden, which focuses on metabolism.

This course aims to introduce the novice learner to the essential concepts of animal histology, focusing on the structure and function of tissues in the body. Histology plays a vital role in understanding how tissues support and maintain the organism’s functions, and this course highlights their importance in health and disease. The course will cover various types of animal tissues, each with its unique structure and role. Each week, the course will explore one specific tissue type, such as epithelial tissue, glands, connective tissue, cartilage, bone, muscle tissue, nervous tissue, and the cardiovascular system. The course aims to provide a general understanding of how these tissues are structured and how they contribute to the overall function of the animal body. The role of each tissue in maintaining health, supporting physiological functions, and responding to injury or disease will also be discussed. This course will introduce the key features of each tissue type, its functions in the body, and the importance of histological knowledge in areas such as animal health, disease diagnosis, and research. By the end of the course, learners will have a basic understanding of the microscopic structures of animal tissues and their vital roles in the body.

Explore a comprehensive series of lectures covering various aspects of market principles, trading strategies, and economic concepts. Delve into topics such as shorting stocks, capitalism, taxation, online trading, economic indicators, inflation, meme stocks, cryptocurrency, and capital gains tax. Gain insights into day trading techniques, socialism, trading psychology, and the realities of full-time trading. Examine the pros and cons of penny stocks, options trading, and real estate investing compared to the stock market. Learn about technical analysis, opportunity cost, trading education, and risk management. Discover the intricacies of trading chatrooms, scams to avoid, and the importance of time management in trading. Analyze various trading indicators, the workings of the penny stock market, and the challenges faced by beginner traders. Explore the mechanics of shorting stocks, the basics of stock trading taxes, and compare different trading instruments like stocks, options, forex, and crypto.

Attend the EuroPython Society (EPS) General Assembly 2016 featuring Fabio Pliger and Marc-André Lemburg. Gain insight into the organization's annual report, financial status, and key decisions. Learn about conference highlights, including ticket sales, local organization, and the call for papers process. Explore discussions on potential European foundations and future conference locations. Participate in the election of new board members and audit committee. Understand the inner workings of the EPS and its role in shaping the European Python community.

Embark on a comprehensive journey through the world's continents and geographical concepts in this extensive video series. Explore fundamental geographical principles before delving into detailed examinations of Antarctica, South America, Oceania, North America, Africa, Europe, and Asia. Conclude your global expedition with a practice test to reinforce your newfound knowledge of Earth's diverse landscapes and regions.

All the chemistry topics covered in a conventional textbook are presented here in a mobile-friendly and convenient resource. Use this textbook replacement course to teach your students about gases, chemical bonding, thermodynamics and more.