February 11, 2026
Samsung Launches Glasses-Free 3D Digital Signage at ISE 2026
Samsung launches its first glasses-free 3D commercial digital signage globally at ISE 2026, enabling immersive autostereoscopic displays without special eyewear.
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Learning Curves: Diagnosing Model Performance
Master learning curves in machine learning. Learn to diagnose underfitting, overfitting, and data requirements using training and validation curves with Python examples.
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February 28, 2026
Printing Coasters: Learning About Layer Adhesion and Infill
Learn how to 3D print beautiful, functional coasters while mastering layer adhesion and infill settings. Discover designs, materials, heat resistance tips, and settings for perfect results.
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February 27, 2026
Template Metaprogramming: Computing at Compile Time
Master C++ template metaprogramming — learn compile-time computation, type traits, recursive templates, constexpr, and real-world TMP patterns with clear examples.
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February 28, 2026
Understanding Battery Types for Robotics: NiMH, LiPo, and Beyond
Compare NiMH, LiPo, Li-ion, and other battery types for robotics. Learn voltage, capacity, C-ratings, safety, and how to choose the right battery for your robot.
More NewsFebruary 11, 2026
Anthropic Raises $20 Billion in Pre-IPO Mega-Round
Anthropic secures a $20 billion late-stage funding round backed by Nvidia, Microsoft, Sequoia, and others, pushing total raised to $33B ahead of a potential IPO.
More NewsFebruary 5, 2026
Waymo Raises Historic $16 Billion at $126 Billion Valuation
Alphabet’s Waymo raises $16 billion in largest autonomous vehicle funding ever, plans expansion to 20+ cities including Tokyo and London in 2026.
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February 11, 2026
Intel Plans $100 Million Investment in AI Chip Startup SambaNova
Intel plans a $100 million strategic investment in AI chip startup SambaNova Systems as new CEO Lip-Bu Tan drives aggressive push into data-centre GPU markets.
More NewsFebruary 11, 2026
MrBeast Acquires Youth Finance App Step to Build Teen Banking Empire
YouTube creator MrBeast acquires Step, a youth-focused financial services app, combining 100M+ subscribers with a banking platform targeting teenage users.
More NewsFebruary 11, 2026
YouTube Launches AI Playlist Generator for Premium Subscribers
YouTube launches an AI-powered playlist generator for Premium subscribers on iOS and Android, enabling voice and text prompts to auto-build personalised music playlists.
Writing Reproducible Data Science Code
Learn how to write reproducible data science code. Master random seeds, environment management, config files,…
Debugging Python Code in Data Science Projects
Master debugging Python code in data science. Learn print debugging, pdb, IDE debuggers, common data…
Documentation Best Practices for Data Science Code
Master documentation best practices for data science code. Learn docstrings, README writing, inline comments, data…
Organizing Your Data Science Project Files
Learn how to organize data science project files professionally. Explore proven folder structures, naming conventions,…
Virtual Environments Explained: Why and How to Use Them
Learn what Python virtual environments are, why every data scientist needs them, and how to…
PyCharm for Data Science: Configuration and Best Practices
Learn how to configure PyCharm for data science. Explore Professional vs Community editions, Jupyter support,…
Setting Up VS Code for Data Science
Learn how to set up VS Code for data science. Install essential extensions, configure Python…
Using GitHub for Data Science Projects
Learn how to use GitHub for data science projects. Master repositories, pull requests, collaboration, GitHub…
Version Control for Data Scientists: Git Basics
Learn Git basics for data science. Master version control with commits, branches, merges, and best…
Running Python Scripts vs Using Jupyter Notebooks
Discover when to use Python scripts vs Jupyter Notebooks. Learn key differences, use cases, workflows,…
December 14, 2025
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December 14, 2025
News and Thoughts
Technology is not just about tools and code, it is about ideas, trends, and the direction…
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Learn, Do and Share!
Learning technology is most powerful when theory turns into practice. Reading is important, but building, experimenting,…
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February 28, 2026
Learn how to 3D print beautiful, functional coasters while mastering layer adhesion and infill settings. Discover designs, materials, heat resistance…February 28, 2026
Learn how to 3D print custom key holders and key tags for perfect home organization. Discover designs, settings, materials, and…February 28, 2026
Discover the best 3D printed plant pot designs for beginners. Learn vase mode, wall thickness, drainage, material choices, and settings…February 28, 2026
Learn how to 3D print custom smartphone stands. Explore designs, settings, materials, and functional design principles to create the perfect…February 28, 2026
Learn how to design and 3D print custom cookie cutters in any shape. Discover the best materials, settings, food safety…February 28, 2026
Discover the best 3D printed cable clips and organizers for your desk, home, and workshop. Learn settings, materials, and designs…February 28, 2026
Learn how to 3D print basic hooks and hangers for your home. Discover the best designs, settings, materials, and tips…February 28, 2026
Learn what 3D printer test prints reveal about your machine. Discover how to use calibration prints, torture tests, and diagnostic…February 28, 2026
Discover 10 beginner-friendly household items to 3D print. Learn practical tips, slicer settings, and real-world applications for each project.February 28, 2026
Learn how to choose and print the perfect calibration cube for your first 3D print. Master printer setup, diagnose issues,…February 18, 2026
Master 3D printer maintenance with this complete cleaning and lubrication guide. Discover schedules, products, techniques, and preventive care tips.February 18, 2026
Learn how lead screws control Z-axis movement in 3D printers. Discover pitch, lead, anti-backlash nuts, T8 screws, and Z-wobble fixes.February 18, 2026
Learn how V-slot wheels enable 3D printer movement. Discover polycarbonate wheels, eccentric nuts, V-slot extrusion, and maintenance tips.February 18, 2026
Learn about aluminum extrusion for 3D printer frames. Discover T-slot profiles, 2020/4040 sizes, rigidity, assembly, and frame design.February 18, 2026
Learn about filament guides and PTFE tubing in 3D printers. Discover friction reduction, path management, tube types, and maintenance.
February 28, 2026
Master learning curves in machine learning. Learn to diagnose underfitting, overfitting, and data requirements using training and validation curves with…February 28, 2026
Learn stratified sampling in machine learning. Understand why it outperforms random sampling for imbalanced datasets, train-test splits, and cross-validation with…February 28, 2026
Master cross-validation strategies in machine learning. Learn K-Fold, Stratified, Leave-One-Out, Time Series, and Nested CV with Python implementations and when…February 28, 2026
Learn sensitivity and specificity in medical AI. Understand how these metrics work in diagnostics, screening tools, and clinical decision support…February 28, 2026
Learn what true positives, false positives, true negatives, and false negatives mean in machine learning. Master the confusion matrix with…February 28, 2026
Master the R-squared score for regression models. Learn the formula, interpretation, limitations, Adjusted R², Python implementation, and when R² misleads…February 28, 2026
Understand Mean Squared Error vs Mean Absolute Error in regression. Learn the formulas, key differences, Python implementations, and when to…February 28, 2026
Learn how ROC curves and AUC scores evaluate classification models. Understand TPR, FPR, threshold selection, and Python implementation with real-world…February 28, 2026
Master the F1 score for imbalanced datasets. Learn the formula, variants, Python implementation, and when to use F1 over accuracy…February 28, 2026
Learn when to use accuracy, precision, and recall in machine learning. Understand each metric's strengths, limitations, and real-world applications with…February 20, 2026
Master confusion matrices — the foundation of classification evaluation. Learn TN, FP, FN, TP, all derived metrics, multi-class extensions, and…February 20, 2026
Learn to implement logistic regression with scikit-learn step by step. Covers solvers, regularization, multi-class, hyperparameter tuning, and full evaluation pipelines.February 20, 2026
Master the sigmoid function — how it works, its mathematical properties, its role in logistic regression and neural networks, and…February 20, 2026
Master binary classification — the foundation of machine learning decision-making. Learn algorithms, evaluation metrics, threshold tuning, class imbalance, and Python…February 20, 2026
Learn logistic regression — the fundamental classification algorithm. Understand how it predicts probabilities, the sigmoid function, decision boundaries, and full…
February 28, 2026
Learn how to write reproducible data science code. Master random seeds, environment management, config files, pipelines, experiment tracking, and DVC…February 28, 2026
Master debugging Python code in data science. Learn print debugging, pdb, IDE debuggers, common data science bugs, and systematic strategies…February 28, 2026
Master documentation best practices for data science code. Learn docstrings, README writing, inline comments, data dictionaries, and tools like Sphinx…February 28, 2026
Learn how to organize data science project files professionally. Explore proven folder structures, naming conventions, cookiecutter templates, and collaboration best…February 28, 2026
Learn what Python virtual environments are, why every data scientist needs them, and how to create and manage them with…February 28, 2026
Learn how to configure PyCharm for data science. Explore Professional vs Community editions, Jupyter support, scientific tools, debugging, and productivity…February 28, 2026
Learn how to set up VS Code for data science. Install essential extensions, configure Python environments, Jupyter Notebooks, linting, and…February 28, 2026
Learn how to use GitHub for data science projects. Master repositories, pull requests, collaboration, GitHub Actions, and best practices for…February 28, 2026
Learn Git basics for data science. Master version control with commits, branches, merges, and best practices to manage your data…February 28, 2026
Discover when to use Python scripts vs Jupyter Notebooks. Learn key differences, use cases, workflows, and best practices for data…February 20, 2026
Learn how to use Google Colab for free cloud-based data science. Covers GPU access, Google Drive integration, file uploads, runtime…February 20, 2026
JupyterLab vs Jupyter Notebook — compare interfaces, features, extensions, and use cases to decide which interactive Python environment fits your…February 20, 2026
Master Jupyter magic commands like %timeit, %run, %matplotlib, %%writefile, and more. Learn line and cell magics that transform your data…February 20, 2026
Discover 10 must-know Jupyter Notebook tips for beginners — from keyboard shortcuts and magic commands to display settings, debugging, and…February 20, 2026
Learn Jupyter Notebook basics from installation to running code, markdown, shortcuts, and best practices. The essential interactive environment for data…
February 21, 2026
Learn what voltage regulators are, how linear regulators work, the difference between standard and LDO types, thermal management, and practical…February 21, 2026
Learn how power supplies convert AC mains to usable DC voltage through transformation, rectification, filtering, and regulation with complete design…February 21, 2026
Learn what optocouplers are, how they use light to isolate circuits, specifications like CTR and isolation voltage, types, and practical…February 21, 2026
Learn what relays are, how they work, the types available, how to drive them from microcontrollers, and how to safely…February 21, 2026
Learn what transformers are, how they change voltage using electromagnetic induction, turns ratio calculations, transformer types, and practical applications.February 21, 2026
Learn what frequency response is, why circuits behave differently at different frequencies, how to read Bode plots, and how filters…February 21, 2026
Understand impedance vs. resistance—what impedance is, how capacitors and inductors create reactance, complex impedance, and why it matters in real…February 21, 2026
Learn what bypass capacitors do in power supply filtering, how to choose values, where to place them, and how to…February 21, 2026
Learn why every IC needs decoupling capacitors, how they work, what values to choose, where to place them, and what…February 21, 2026
Understand signal amplification—what it is, why circuits need it, how gain works, types of amplifiers, and where amplification appears in…February 14, 2026
Learn to use transistors as switches and amplifiers with step-by-step circuit designs, calculations, and practical projects for beginners and hobbyists.February 14, 2026
Master the difference between NPN and PNP transistors—polarity, current flow, biasing, circuit configurations—and know exactly when to choose each type.February 14, 2026
Learn what transistors are, how BJTs and MOSFETs work, why they're the foundation of all modern electronics, and how to…February 14, 2026
Learn what pull-up and pull-down resistors are, why digital circuits need them, how to choose the right value, and where…February 14, 2026
Understand the key differences between through-hole and surface mount components, their advantages, limitations, and when to choose each for your…
February 21, 2026
Learn the essential basic Linux commands every user needs — from navigating directories to managing files, viewing system info, and…February 21, 2026
Discover what the Linux terminal is, why it's more powerful than graphical interfaces, and how learning it will transform your…February 21, 2026
Confused by the Linux file system? Learn what every major directory does — from root to home, etc, var, usr,…February 21, 2026
Just installed Linux? Learn how to navigate the Linux desktop interface, find applications, manage files, adjust settings, and feel at…February 21, 2026
Discover the differences between GNOME, KDE, and XFCE Linux desktop environments. Learn which one suits your workflow, hardware, and personal…February 21, 2026
Ready to install Linux? This beginner-friendly step-by-step guide covers everything from partitioning to first boot — install Ubuntu, Mint, or…February 21, 2026
Learn how to create a bootable Linux USB drive on Windows, macOS, and Linux using Rufus, Balena Etcher, and dd.…February 21, 2026
Not sure which Linux distro to start with? Compare Ubuntu, Linux Mint, and Fedora side by side to find the…February 21, 2026
Learn the key difference between the Linux kernel and Linux distributions, how they work together, and why this distinction matters…February 21, 2026
Discover what Linux is, how the open source operating system works, its history, distributions, and why millions of developers and…February 14, 2026
Learn the key differences between system software and application software, how they interact, and why this distinction matters for understanding…February 14, 2026
Learn what system performance monitoring is, which metrics matter, how operating systems track CPU, memory, disk, and network performance, and…February 14, 2026
Learn how operating systems manage system time, date synchronization, time zones, and NTP. Complete guide to OS timekeeping, clock hardware,…February 14, 2026
Learn how clipboard functionality works across Windows, macOS, and Linux. Complete guide to copy-paste mechanics, clipboard history, and cross-application data…February 14, 2026
Learn how operating systems manage system fonts, render text on screen, and provide typography services to applications. Complete guide to…
February 27, 2026
Master C++ template metaprogramming — learn compile-time computation, type traits, recursive templates, constexpr, and real-world TMP patterns with clear examples.February 27, 2026
Learn variadic templates in C++ — how to write functions and classes that accept any number of arguments of any…February 27, 2026
Learn C++ lambda expressions from beginner to advanced — syntax, capture lists, mutable lambdas, generic lambdas, and real-world uses with…February 27, 2026
Master rvalue references and perfect forwarding in C++ — learn T&&, universal references, std::forward, reference collapsing, and how to write…February 27, 2026
Master C++11 move semantics — learn move constructors, move assignment operators, std::move, and how to eliminate expensive copies for high-performance…February 27, 2026
Learn what lvalues and rvalues are in C++, how value categories work, why they matter for move semantics, and how…February 27, 2026
Learn the RAII principle in C++ — what it is, why it matters, and how to implement it for memory,…February 27, 2026
Learn how C++ smart pointers work — unique_ptr, shared_ptr, and weak_ptr — with clear examples, memory safety rules, and real-world…February 27, 2026
Master virtual inheritance in C++. Learn what the diamond problem is, why it occurs, and exactly how virtual inheritance solves…February 27, 2026
Learn how multiple inheritance works in C++, when to use it, common pitfalls like the diamond problem, and best practices…February 15, 2026
Master the C++ using directive and using declaration. Learn when to use each, the risks of "using namespace std", type…February 15, 2026
Master C++ namespaces—declare, nest, extend, and use them to organize code and prevent naming conflicts. Learn namespace best practices with…February 15, 2026
Master C++ file I/O with fstream, ifstream, and ofstream. Learn reading, writing, appending, binary files, and error handling with practical…February 15, 2026
Master C++ exception handling with try, catch, and throw. Learn exception types, custom exceptions, RAII, exception safety, and best practices…February 15, 2026
Master C++ iterators—the universal interface connecting containers and algorithms. Learn iterator categories, operations, custom iterators, and best practices with examples.
February 28, 2026
Compare NiMH, LiPo, Li-ion, and other battery types for robotics. Learn voltage, capacity, C-ratings, safety, and how to choose the…February 28, 2026
Master cable management in robotics—learn routing, strain relief, connector selection, and wire labeling techniques to build reliable, serviceable robots that…February 28, 2026
Learn why robot chassis design is critical—explore stability, center of gravity, weight distribution, serviceability, and structural integrity with real examples.February 28, 2026
Master gear ratios for robotics—learn how to calculate speed, torque, and efficiency for spur gears, planetary gears, and worm gears…February 28, 2026
Learn how to choose robot wheels by diameter, material, tread, and type - from standard rubber wheels to mecanum and…February 27, 2026
Compare plastic, wood, aluminum, and 3D printed materials for robot construction. Learn strength, weight, cost, and machinability for every robotics…February 27, 2026
Understand digital vs analog signals in robotics. Learn how each type works, when to use them, how to read and…February 27, 2026
Learn how to read analog sensors in robotics—convert raw ADC values to real-world units, apply calibration, filtering, and use data…February 27, 2026
Understand PID controllers in robotics—how proportional, integral, and derivative terms work together to create precise, stable control with real code…February 27, 2026
Learn the key differences between open-loop and closed-loop control in robotics. Discover how feedback transforms robot accuracy with real-world examples.February 16, 2026
Understand robot kinematics from scratch. Learn forward and inverse kinematics, trigonometry for robot arms, workspace analysis, and practical Arduino implementation…February 16, 2026
DC motor vs servo motor: learn the key differences, strengths, and weaknesses of each. Use our decision framework to choose…February 16, 2026
Master stepper motors for precise robot positioning. Learn step modes, A4988, DRV8825 wiring, AccelStepper library, and when steppers beat servos…February 15, 2026
Learn what servo motors are, how they work, and when to use them in robotics. Complete guide to hobby servos,…February 15, 2026
Master H-bridge motor control for bidirectional movement. Learn circuit operation, L298N, L293D, TB6612, PWM integration, and complete Arduino code examples.
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3D Printing
- Discover what the 3D printer mainboard controls. Learn about microcontrollers, motor drivers, heater control, and how the board coordinates everything.
February 13, 2026
Electron Beam Melting (EBM) is a groundbreaking additive manufacturing technology that uses a high-power electron beam to fuse metal powder…April 29, 2024
Health and safety engineering is a critical discipline focused on designing systems and processes to protect people from illness and…April 28, 2024
Artificial Intelligence
- Learn sensitivity and specificity in medical AI. Understand how these metrics work in diagnostics, screening tools, and clinical decision support…
February 28, 2026
- Learn how ROC curves and AUC scores evaluate classification models. Understand TPR, FPR, threshold selection, and Python implementation with real-world…
February 28, 2026
- Learn K-Means clustering, from basics to advanced variations. Master clustering techniques for better data analysis and machine learning insights.
January 11, 2025
Data Science
- Learn data visualization best practices: Simplify, focus, and tell a story. Discover advanced techniques and real-world examples to enhance your…
September 11, 2024
- Learn how to write reproducible data science code. Master random seeds, environment management, config files, pipelines, experiment tracking, and DVC…
February 28, 2026
- Learn the key differences between Pandas Series and DataFrame. Master indexing, operations, and when to use each structure with practical…
February 20, 2026
Electronics
Learn how to use GPIO pins on Raspberry Pi for controlling LEDs, sensors, and more. Step-by-step tutorials and advanced projects…September 17, 2024
- Learn what polarity means in electronics, why direction matters for components like LEDs and capacitors, how to identify polarity markings,…
January 31, 2026
Explore diodes, their operation, types, and applications in electronics. Learn how these essential components work in circuits for various functions.September 12, 2024
Operating Systems
Learn essential tips for navigating the Android interface, from home screen customization to managing settings, in this beginner's guide.September 19, 2024
- Learn how to customize your Linux desktop environment, from themes and widgets to tiling window managers and advanced dotfile configurations.
January 26, 2025
- Discover what the Linux terminal is, why it's more powerful than graphical interfaces, and how learning it will transform your…
February 21, 2026
Programming
- Master C++ I/O streams with this guide on file handling, error management, and advanced input/output operations. Learn how to format…
September 21, 2024
- Learn C++ default arguments with this complete guide. Understand default parameter values, function flexibility, best practices, and how to write…
January 31, 2026
- Master C++ template metaprogramming — learn compile-time computation, type traits, recursive templates, constexpr, and real-world TMP patterns with clear examples.
February 27, 2026
Robotics
- Discover the essential tools every robotics beginner needs. Learn which tools to buy first, what to avoid, and how to…
February 7, 2026
- Discover realistic robot projects for beginners. From obstacle-avoiding rovers to line followers, learn what you can actually build as you…
January 14, 2026
- Learn how robots use coordinate systems and reference frames to navigate and manipulate objects. Understand transformations between frames in simple…
January 31, 2026
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