Category Archives: Codango® Blog

你好，世界！ 这是我使用 Python 脚本发布的第二篇文章。 列表项 1 列表项 2 print(“Hello dev.to”)

In today’s fast-paced digital landscape, the need to programmatically manipulate and convert documents is more prevalent than ever. Developers, data scientists, and automation enthusiasts often face the challenge of transforming Continue reading How to Convert PPT(X) to PNG Using Python→

AWS Black Belt Online SeminarにはAWSサービスに関連する技術的なノウハウが学べる資料が多く、AWS資格試験でも一読する機会が多いが、1/9に公開されたAWS 本番移行に向けた準備、移行リハーサルの進め方については、AWSサービス固有のノウハウとしてはサポートへの問い合わせの方法といった内容に限定されており、実際に視聴した感想として、AWSサービスによらない一般的なノウハウが中心的な内容となっており、大変参考になる。 本番移行に向けた準備、移行リハーサルに関する項目については、なぜ行うのかを痛い目に合わなければなかなか理解できないことも多いため、これから実施を予定されている方は一読されることをおすすめしたい。 動画スライド

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Introduction As senior developers, we’ve all reached for a List or HashMap countless times without thinking twice. But how often do we pause to appreciate the elegance of the unified Continue reading Mastering the Java Collections Framework: A Senior Developer’s Deep Dive→

In most professions, output scales linearly with effort. A cook might serve ten customers in a day; a master chef, a hundred. But a software engineer writing code for a Continue reading The Unreal Arbitrage: 100x Opportunity in the Age of Instant Intelligence→

The useContext hook is React’s built-in solution to one of its oldest challenges: prop drilling. It allows a component to access state from a distant ancestor without having it passed Continue reading How Does React’s useContext Really Work?→

Introduction As artificial intelligence rapidly transforms industries and daily workflows, the security of Large Language Model (LLM) prompts is emerging as a critical concern for developers, enterprises, and regulators alike. Continue reading A Universal Standard for Securing Prompts in AI Systems: Introducing UPSS→

Visually appealing Excel reports are crucial for clear communication and professional presentation. However, manually customizing backgrounds for numerous reports can be tedious and error-prone. This tutorial addresses that challenge, guiding Continue reading Elevating Your Excel Reports: Programmatically Setting Backgrounds with Java→

Introdução O Simple Factory Method não é um padrão de projeto oficial GOF, isso significa que ele não está catalogados nos livros, portanto é reconhecido como uma introdução a outros Continue reading Descomplicando Simple Factory Method→

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Ryan welcomes Tom Moor, head of engineering at Linear, to discuss AI agents’ mixed results for productivity in the development lifecycle, the importance of context for maximizing agents’ effectiveness, and Continue reading Craft and quality beat speed and scale, with or without agents→

BMP (Bitmap) might seem like a relic from the past, but if you’re developing Windows applications, embedded systems, or working with legacy software, you’ll quickly discover that BMP format is Continue reading PNG to BMP: Understanding Legacy Format Conversion for Windows Development→