Data Analytics Tutorials -- Join the Data Dive: Your Guide to Excel, SQL, Power BI and Python

Master Python with Personalized Courses Discover the art of programming with Python courses tailor-made to meet your specific needs. Whether you are a beginner, intermediate or professional, my lessons are suitable for all levels. Why Choose My Courses? Personalized Teaching Approach: Each course is tailored to your skill level and individual goals. Practical Experience: Learn by doing with real-world projects that build your understanding and skills. Ongoing Support: Get unlimited email support for any questions you have between sessions. As a Python expert, I have a passion for teaching and sharing my knowledge. My goal is to guide you effectively in your learning journey. Book Your First Lesson: Start your journey to Python mastery now by booking your first lesson. Whether you aspire to enter the development field or hone your existing skills, these courses are designed for you.

This course provides a hands-on approach to mastering Apache Airflow, a powerful open-source workflow automation tool widely used in ETL (Extract, Transform, Load) processes. You will learn how to build, schedule, monitor, and optimize data pipelines, ensuring data reliability and efficiency in production environments. Through real-world examples and projects, you will gain the skills required to become a proficient Data Engineer capable of handling complex workflows in modern data ecosystems. This course will allow you to build multiple real-world ETL workflows using Apache Airflow. Let me know if you would like additional information! 🚀

Doctor of Applied Mathematics with more than 10 years of international experience in Paris, Moscow (Russia), and Tunisia. I have strong experience in mathematics and programming with various languages, including Python, Matlab, Scilab, and C/C++.

- Cours d'Excel à distance Pour tous les niveaux : EN LIGNE- Je donne des Cours d'Excel à distance pour tous les niveaux. J'offre des séances en Excel à distance pour tous les niveaux. J'assure un soutien approfondi et bien supporté par des outils d'apprentissage les plus efficaces. Pour plus d'informations, contactez moi

Module 1: SQL Overview Outlining SQL as the cornerstone of database activity Applying the ANSI/ISO standards Describing the fundamental building blocks: tables, columns, primary keys, and foreign keys Module 2: Building the Database Schema - Creating tables and columns Building tables with CREATE TABLE Modifying table structure with ALTER TABLE Adding columns to an existing table Removing tables with DROP TABLE - Protecting data integrity with constraints Guaranteeing uniqueness with primary key constraints Enforcing integrity with foreign key constraints Imposing business rules with check constraints - Improving performance with indexes Expediting data retrieval with indexes Recommending guidelines for index creation Module 3: Manipulating Data - Modifying table contents Adding table rows with INSERT Changing row content with UPDATE Removing rows with DELETE - Applying transactions Controlling transactions with COMMIT and ROLLBACK Deploying BEGIN TRANSACTION in SQL Server Module 4: Working with the SELECT Statement - Writing Single Table queries Retrieving data with SELECT Specifying column expressions Sorting the result with ORDER BY Handling NULL values in expressions - Restricting rows with the WHERE filter Testing for equality or inequality Applying wildcard characters Avoiding NULL value pitfalls Module 5: Querying Multiple Tables - Applying the ANSI/ISO standard join syntax Matching related rows with INNER JOIN Including nonmatched rows with OUTER JOIN Creating a Cartesian product with CROSS JOIN - Combining results with set operators Stacking results with UNION Identifying matching rows with INTERSECT Utilizing EXCEPT to find nonmatching rows Module 6: Employing Functions in Data Retrieval - Processing data with row functions Conditional formatting with the CASE expression Utilizing the CASE expression to simulate IF tests Dealing with NULL values - Performing analysis with aggregate functions Summarizing data using SUM, AVG and COUNT Finding the highest/lowest values with MAX and MIN Defining the summary level with GROUP BY Applying filter conditions with HAVING Module 7: Constructing Nested Queries - Applying subqueries in filter conditions Creating correlated vs. noncorrelated subqueries Testing the existence of rows - Including subqueries in expressions Placing subqueries in the column list Creating complex expressions containing subqueries Handling subqueries that return no rows Module 8: Developing In-Line and Stored Views - Breaking down complex problems Selecting data from a query result set Using subqueries in the FROM clause - Creating views in a database Building reusable code Creating updateable vs. non-updateable views

For all levels, I give you the essential basics on Excel or other spreadsheets and on finance in order to develop your skills. We will see the essentials, namely, Income Statement, Cash Flow Statement, Balance Sheet, LBO Model, DCF model. We can then explore advanced tools according to your needs. You can also submit case studies to me and I will respond with an adapted methodology.

Une formation selon votre besoin et le niveau sur les fonctionnalités et formules Excel. Je divise la session sur 2 phases: Phase 1: Formules Avancées (formules de calculs, formules de logiques, formules mathématiques etc) Phase 2 : Cas pratique et création des tableaux Vous serez capable de manipuler les formules avancées Vous serez capable de les pratiquer dans la création de vos tableaux.

I am currently working as an independent consultant, technical writer, online teacher 🧑‍🏫 and course content developer in Python, and a wide range of Machine/Deep Learning topics 🧑‍💻. My experience enables me to offer lessons ranging from beginner to advanced levels. I can tailor the classes to your specific needs and schedule, providing a well-structured learning path 🚀. What do you get from me? 👉 Learn at your own pace without any pressure 👉 Well-documented tutorials What topics do I usually cover at the beginning for people without Python experience? ✔️ Understanding the basic concepts (variables & types) ✔️ Math & Statistics (explained easily) ✔️ Data Manipulation (data cleaning, preprocessing...) What topics do I cover for people with Python experience? ✅ Classic libraries: Pandas, NumPy, Scikit-learn, TensorFlow ✅ Data Analytics/Visualization: Plotly, Seaborn, Matplotlib ✅ Domains: Regression, Classification, NLP, LLM, RAG, Computer Vision, Neural Networks, Ensemble Methods, Clustering, Dimensionality Reduction ✅ MLOps: MLflow, Prefect, GCP, AWS Whether you are new to the field, seeking to enhance your skills, or require assistance with a work/school project, feel free to reach out to me! 😉

This course is designed to teach you everything from the basics of the language to more advanced concepts, allowing you to develop skills in programming, automation, data analysis, web development, and more. Python is one of the most popular and versatile programming languages in the world, used by companies like Google, Facebook, and NASA. Its clear and simple syntax makes it a great choice for beginners and experienced programmers alike. Throughout the course, you will learn: ✅ Python basics (variables, data structures, flow control) ✅ Object-oriented programming (OOP) ✅ File and database manipulation ✅ Use of popular libraries such as NumPy and Pandas It doesn't matter if you've never programmed before or if you already have experience with other languages. This course will guide you step by step to master Python and be able to apply it in the real world! Ready to get started? 🚀

Unlock the exciting world of coding with this beginner-friendly course designed specifically for young learners! 🚀 In this interactive class, children will explore the fundamentals of programming through engaging hands-on projects. We'll start with Scratch, a fun visual coding platform that builds problem-solving and logical thinking skills. Then, we'll dive into Python, one of the most popular coding languages, where kids will learn to create simple programs and games. Finally, we’ll introduce them to Artificial Intelligence (AI) concepts in an easy and exciting way! By the end of this course, students will: ✅ Build fun projects with Scratch 🎮 ✅ Write real code using Python 🐍 ✅ Understand basic AI concepts 🤖 ✅ Develop problem-solving & logical thinking skills This course is perfect for kids who love technology and want to start their journey into programming in a creative and enjoyable way!

Passionate about programming, we offer Python support courses adapted to all levels, from beginner to advanced. These courses are aimed at students in preparatory classes for grandes écoles (CPGE) as well as anyone wishing to acquire solid programming skills. The lessons cover the essential foundations of Python with a clear and accessible teaching approach. Whether you are new to programming or want to deepen your knowledge, you will benefit from structured and progressive teaching. With a focus on concrete concepts and practical examples, these courses aim to strengthen your skills in a tangible way. You will be guided through the nuances of Python, gaining a deep understanding that will benefit you both in your studies and in your future career. Join us to explore the fundamentals of Python programming and progress to more advanced levels. Together, we will build a solid foundation and develop the skills needed to succeed in the dynamic world of computer programming.

Microsoft Excel es una herramienta poderosa que facilita la gestión y análisis de datos, optimizando nuestras tareas diarias de manera más eficiente. Dominar sus funciones no solo mejora la productividad, sino que también abre nuevas oportunidades laborales y profesionales. En este curso, aprenderás desde los conceptos básicos, como abrir la aplicación y familiarizarte con su interfaz, hasta el uso de fórmulas esenciales y herramientas intermedias para la gestión de datos. Al finalizar, serás capaz de manejar Excel con mayor confianza y aplicar sus funciones para optimizar tu trabajo diario.

Are you looking for efficiency, creativity and productivity in your daily tasks? Do not look any further. Microsoft Office is there to meet all your expectations. Why choose Microsoft Office? Create with Power: Word, Excel, PowerPoint and many other applications give you powerful tools to bring your ideas to life, whether it's for a professional document, a financial dashboard or a stunning presentation. Collaborate with ease: OneDrive and Teams allow you to collaborate with your colleagues or friends, no matter where you are. Work together in real time, share files and communicate easily. Save Time with Automation: Excel simplifies complex tasks with smart formulas, while Outlook organizes your emails and calendar so you can focus on what matters. Advanced Security: Protect your data and privacy with advanced security features, such as two-step verification and access management. Advanced Programming: As a specialist, I master programming in VBA (Visual Basic for Applications) to automate your tasks and personalize your Office applications. Additionally, in the latest version of Microsoft Office you also have the option to program in Python, a language that I also master. Available Everywhere: Whether you're in the office, on the road, or at home, Microsoft Office is accessible on all your devices, allowing you to work wherever and whenever you want. Join the Microsoft Office Revolution! Don't let everyday challenges slow you down. Invest in the power of Microsoft Office and unlock your potential. Transform the way you work, create with ease, and reach new heights with Microsoft Office.

Looking to master Microsoft Office tools? This course covers the three most popular Microsoft Office products: Word, PowerPoint, and Excel. Designed primarily for beginners, the course also offers support for those already familiar with the basics, helping you achieve proficiency with these tools. The course can be tailored for individual or group learning. With our assistance, you'll be mastering Microsoft Office in no time. If you have any questions, please do not hesitate to contact us.

This course is designed for beginners who want to get started with programming in Python, one of the most popular and accessible languages today. No previous experience is necessary. In one session, students will learn the basics of programming and will be able to create their first Python applications. With clear explanations, practical exercises, and real-world examples, this course is an ideal gateway to exploring computer science and coding. Online Course: Introduction to Python - Programming Basics and Simple Applications Duration : - 60 minutes: intensive format to learn fundamental concepts. - 90 minutes: In-depth format with more time for practical examples and interactive questions. --- Educational objectives At the end of the course, participants will be able to: 1. Understand the basics of programming, including the concepts of variables, data types, conditional structures, and loops. 2. Write and run simple Python scripts. 3. Manipulate inputs and outputs to interact with the user. 4. Solve practical problems with short, functional programs. --- Course syllabus 1. Introduction (10-15 min) - Presentation of Python: Why this language? - Installation and configuration of a programming environment (IDLE, Visual Studio Code, or Jupyter Notebook). - First program: *"Hello, World!"*. 2. Python Basics (20-30 min) - Variables and data types (integers, strings, lists). - Mathematical operations and data manipulation. - Conditional structures (if/else) and loops (for/while). 3. Practical exercises (20-35 min) - Write a program to calculate the sum of two numbers provided by the user. - Create a simple application, like a currency converter or password generator. - Bonus for 90 min format: Fixed a more complex issue involving lists or loops. 4. Q&A and conclusion (5-10 min) - Summary of the concepts covered. - Suggestions for resources to continue learning. - Feedback on the course. --- Teaching methodology - Interactive and engaging: the course combines theoretical explanations with practical exercises. - Personalized approach: Sessions are tailored to the needs of participants. Students are encouraged to ask questions at any time. - Learning by doing: examples and exercises are designed to help you assimilate concepts quickly. --- Target audience This course is ideal for: - Complete beginners in programming. - Students or professionals wishing to acquire skills in Python for their personal or professional projects. - Anyone curious to discover a powerful and versatile tool for solving problems. --- Benefits of this online course - Teaching by an experienced and passionate trainer. - Interactive sessions adapted to your learning pace. - Access to educational materials and exercises to continue practicing after the course. Join us now to discover programming and its applications using Python! ---