Author Archive

手の切れるような製品

December 8th, 2023
Posted in 日本語 | No Comments
京セラ株式会社の稲盛和夫先生は
「私たちがつくる製品は、
手の切れるような製品でなくては
なりません」と書きました。
それで、私は素晴らしい製品を
作るつもりで、弊社とお客様のために
完璧である製品を作りたいです。
必ず最後まで何があっても
頑張ります。

Raspberry Pi Zero W

November 18th, 2023

I recently picked up a Raspberry Pi Zero W to gain familiarization with the Arm(R) architecture and instruction set. I could not wait for the Zero 2 W to become available, and the suggested price ($15) and compatibility of accessories for the current and future Zero boards helped me decide on the purchase. It has […]

Discriminants are Stinky

November 4th, 2023

I recently came across the suggestion of implementing a ColorValue type that uses an enum field to differentiate different color spaces that can be represented in C# as the following: enum ColorSpace { Cmyk, Rgb, CieLab } class ColorValue { public ColorSpace ColorSpace { get; init; } public double[]? Component { get; init; } } […]

SOLID: Design Principles and Design Patterns

November 1st, 2023

In Design Principles and Design Patterns, Robert C. Martin presented the SOLID principles of object-oriented software design over twenty years ago. “SOLID” continues to be a buzzword included in many resumes today. The principles are reproduced here: A class should have only one reason to change. A module should be open for extension but closed […]

Processor Upgrade: AMD Ryzen 7 5800X3D

September 27th, 2023

After forty months, I upgraded my personal desktop processor from AMD Ryzen 5 3600X to AMD Ryzen 7 5800X3D. I also installed an NZXT Kraken 280, which fits snugly in an NZXT H510i as the image below shows. CPU temps get as low as around 38°C and peak at around 90°C with an ambient temperature […]