Featured image of post Report on Re-awarding Microsoft MVP (2025-2026) and Past Activities

Report on Re-awarding Microsoft MVP (2025-2026) and Past Activities

A report on receiving the Microsoft MVP (2025-2026) for the 9th time in total. Along with an explanation of the MVP program that contributes to technical communities, I provide a reflection on the technical information dissemination and community activities I have focused on over the past year.

Featured image of post Windows App Development with Win32API + C++! Pros and Cons from an Active Engineer

Windows App Development with Win32API + C++! Pros and Cons from an Active Engineer

An active engineer explains the pros and cons of Windows app development using 'Win32API + C++'. Introduces the unique appeal of native development, such as ultra-fast execution speed, highly flexible control, and ease of distribution without requiring runtimes, as well as the challenges of learning it.

Featured image of post Easy with vcpkg! How to Install OpenSSL-compatible libcurl in Visual Studio

Easy with vcpkg! How to Install OpenSSL-compatible libcurl in Visual Studio

Explains the steps to introduce OpenSSL-compatible libcurl into a Visual Studio environment using 'vcpkg', a convenient package management tool for C++ development. It allows for smooth resolution of builds and dependencies.

Featured image of post 6 Measures to Avoid Falling for Conspiracy Theories | Enhance Your Mental Security

6 Measures to Avoid Falling for Conspiracy Theories | Enhance Your Mental Security

We explain how to prepare 'mental security' necessary to avoid being drawn into online conspiracy theories. It provides hints for wisely surviving modern internet society, such as the ability to hold off connecting anxiety with answers directly, and tips for gathering information to prevent confirmation bias.

Featured image of post History of Low-Code and No-Code Development (1980s-Present) | From HyperCard to Latest Tools

History of Low-Code and No-Code Development (1980s-Present) | From HyperCard to Latest Tools

We explain the history of low-code and no-code development from the 1980s to the present. We introduce how systems for building apps without programming have evolved, along with representative tools by decade like HyperCard and FileMaker.

Featured image of post What is the Programming Gateway 'FizzBuzz Problem'? Explaining How to Write it in Python

What is the Programming Gateway 'FizzBuzz Problem'? Explaining How to Write it in Python

We clearly explain the overview and specific code examples (conditional branching) using Python for the 'FizzBuzz Problem', which is often asked in programmer interviews. This is must-see content for everyone from beginners to those who want to review the basics.

Featured image of post [Python Beginner's Guide] Solving 'Tower of Hanoi' with Recursive Processing Algorithm Explanation

[Python Beginner's Guide] Solving 'Tower of Hanoi' with Recursive Processing Algorithm Explanation

Uses the famous puzzle 'Tower of Hanoi' as a subject to clearly explain the concept of 'recursive calls' in programming, complete with Python sample code. Recommended for beginners who want to learn algorithm basics.

Featured image of post How Has Software Scale Changed? The History and Evolution of Source Code Line Counts

How Has Software Scale Changed? The History and Evolution of Source Code Line Counts

Explains the number of lines of source code that has increased dramatically over time, from the Space Shuttle's 400,000 lines to Google's 2 billion lines. Also introduces the relationship between code growth advantages and bug occurrence risks, along with the case of the Linux Kernel.

Featured image of post What is Kerckhoffs's Principle? An Easy Explanation of an Important Concept Supporting Cryptographic Security

What is Kerckhoffs's Principle? An Easy Explanation of an Important Concept Supporting Cryptographic Security

An easy-to-understand explanation for beginners about 'Kerckhoffs's Principle', an indispensable concept when learning information security and cryptography. Details the reasons and this vital idea forming the basis of modern security, which states that 'a cryptosystem should be secure even if everything about the system is public knowledge'.

Featured image of post [VS2022] Execute PowerShell from C++! Integration Steps via C++/CLI DLL

[VS2022] Execute PowerShell from C++! Integration Steps via C++/CLI DLL

Are you looking for a way to call and execute PowerShell scripts from native C++? We thoroughly explain the specific implementation steps to create a wrapper DLL using C++/CLI in the Visual Studio 2022 environment and achieve smooth system integration.

Featured image of post How to Check Windows License Activation Status! Easy Check with a Single Command

How to Check Windows License Activation Status! Easy Check with a Single Command

Explains how to verify if your Windows license is correctly activated. Introduces the steps to easily check detailed status such as product key, license type, and expiration date just by running the 'slmgr' command from the Command Prompt.

Featured image of post [Bootloop Fix] Official Steps for Software Restoration and Initialization of Google Pixel Devices

[Bootloop Fix] Official Steps for Software Restoration and Initialization of Google Pixel Devices

Are you troubled by serious errors such as your Google Pixel repeatedly restarting or getting stuck on the logo? We thoroughly and clearly explain the official procedure for safe and reliable device software restoration and initialization using the official repair tool, as well as important precautions before execution.

Featured image of post How to Send Email from Gmail using the curl Command

How to Send Email from Gmail using the curl Command

We explain how to send an email via a Gmail account using the command line tool 'curl'. We detail the procedure from obtaining a Google app password to specifying curl options and the commands for creating and sending an email body file.

Featured image of post Sample Code to Download, Temporarily Save, and Display an Image in Python

Sample Code to Download, Temporarily Save, and Display an Image in Python

Introduces a series of practical sample codes using only Python's standard libraries to download data from an image URL on the web, save it to a temporary file, display it in a browser, and then automatically delete it.

Featured image of post List of Recommended Blue-Chip High-Dividend Stocks in Japan

List of Recommended Blue-Chip High-Dividend Stocks in Japan

We summarize and list recommended blue-chip high-dividend stocks representing Japan, such as Mitsubishi UFJ, Mitsubishi Corporation, NTT, and KDDI. This is a must-see list of notable stocks for those aiming for dividends through long-term investing and portfolio building.

Featured image of post Roadmap for Entrepreneurship and Software Development: Short and Long-Term Goals and Tasks

Roadmap for Entrepreneurship and Software Development: Short and Long-Term Goals and Tasks

A business plan memo organizing long-term and short-term goal settings and upcoming tasks toward starting a business through software development. It publicly details everything from visions like funding, releasing free/paid software, and achieving 10 billion yen in annual sales, to specific steps for market research and needs analysis.

Featured image of post For Beginners: Recommended Maintenance Products and Care Methods for Leather Goods

For Beginners: Recommended Maintenance Products and Care Methods for Leather Goods

For leather goods maintenance beginners, we introduce recommended care products that were actually great purchases, such as M.MOWBRAY Delicate Cream and Collonil Supreme Cream. These are care techniques to make your precious leather items last longer.

Featured image of post What is 'Hanlon's Razor', a Way of Thinking to Ease Human Relationships? Explaining Its Meaning and Origins

What is 'Hanlon's Razor', a Way of Thinking to Ease Human Relationships? Explaining Its Meaning and Origins

Introduces 'Hanlon's Razor', a psychological approach that suggests 'never attributing to malice that which is adequately explained by stupidity or carelessness'. Explains hints for resolving daily frustrations, such as slow LINE replies, and reducing relationship stress.