# Algorithms and Programming

Published articles for Algorithms and Programming.

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## My Takeaways on Vibe Coding

DevFeed: [My Takeaways on Vibe Coding](<https://devfeed.tech/articles/my-takeaways-on-vibe-coding-38738.md>)

Original publisher: [Read original article](<https://codecapsule.com/2025/03/24/my-takeaways-on-vibe-coding/>)

Author: Emmanuel Goossaert

Published: 2025-03-24T21:44:25Z

Content type: opinion

Language: en

Sources: [Code Capsule](<https://devfeed.tech/sources/code-capsule.md>)

Topics: [Vibe coding](<https://devfeed.tech/topics/vibe-coding.md>), [ChatGPT](<https://devfeed.tech/topics/chatgpt.md>), [Large Language Model](<https://devfeed.tech/topics/llm.md>), [OpenAI](<https://devfeed.tech/topics/openai.md>), [web applications](<https://devfeed.tech/topics/web-applications.md>), [API](<https://devfeed.tech/topics/api.md>), [Development](<https://devfeed.tech/topics/development.md>), [Node.js](<https://devfeed.tech/topics/node-js.md>), [PostgreSQL](<https://devfeed.tech/topics/postgresql.md>), [Programming](<https://devfeed.tech/topics/programming.md>), [TypeScript](<https://devfeed.tech/topics/typescript.md>), [Database](<https://devfeed.tech/topics/database.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [algorithms-and-programming](<https://devfeed.tech/tags/algorithms-and-programming.md>), [algorithms-and-programming-ai-artificial-intelligence-chatgpt-llms-openai-programming-vibe-co](<https://devfeed.tech/tags/algorithms-and-programming-ai-artificial-intelligence-chatgpt-llms-openai-programming-vibe-co.md>), [api](<https://devfeed.tech/tags/api.md>), [applications](<https://devfeed.tech/tags/applications.md>), [artificial-intelligence](<https://devfeed.tech/tags/artificial-intelligence.md>), [chatgpt](<https://devfeed.tech/tags/chatgpt.md>), [development](<https://devfeed.tech/tags/development.md>), [generate](<https://devfeed.tech/tags/generate.md>), [html](<https://devfeed.tech/tags/html.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [llms](<https://devfeed.tech/tags/llms.md>), [node-js](<https://devfeed.tech/tags/node-js.md>), [openai](<https://devfeed.tech/tags/openai.md>), [postgresql](<https://devfeed.tech/tags/postgresql.md>), [programming](<https://devfeed.tech/tags/programming.md>), [vibe-coding](<https://devfeed.tech/tags/vibe-coding.md>)

### AI overview

The author describes using OpenAI's o3-mini-high model to build a small TypeScript, Node.js, and PostgreSQL web application that sends ChatGPT conversations and research sessions to an e-reader. Through iterative prompting and error correction, the generated code became functional and well structured, including a bookmarklet. The experience led the author to reflect on vibe coding, trust in LLMs, and the future relationship between human engineers and language models.

### Source excerpt

I have used OpenAI's o3-mini-high model to create a web application for transferring ChatGPT conversations to an e-reader, addressing challenges like login barriers. The iterative development experience was smooth, but trust in LLMs is essential, especially for more complex or sensitive applications. Future programming will combine LLMs with human engineers, potentially displacing less skilled positions. The post My Takeaways on Vibe Coding first appeared on Code Capsule.

## Part 4: Beyond The Code and What I've Learned - Ethereum Payment

DevFeed: [Part 4: Beyond The Code and What I've Learned - Ethereum Payment](<https://devfeed.tech/articles/part-4-beyond-the-code-and-what-i-ve-learned-ethereum-payment-38733.md>)

Original publisher: [Read original article](<https://codecapsule.com/2022/11/29/ethereum-payment-part-4-beyond-the-code-and-learnings/>)

Author: Emmanuel Goossaert

Published: 2022-11-29T19:18:30Z

Content type: tutorial

Language: en

Sources: [Code Capsule](<https://devfeed.tech/sources/code-capsule.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Blockchain](<https://devfeed.tech/topics/blockchain.md>), [Code](<https://devfeed.tech/topics/code.md>), [Back end](<https://devfeed.tech/topics/backend.md>), [Front end](<https://devfeed.tech/topics/frontend.md>)

Tags: [algorithms-and-programming](<https://devfeed.tech/tags/algorithms-and-programming.md>), [algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-programming-typ](<https://devfeed.tech/tags/algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-programming-typ.md>), [blockchain](<https://devfeed.tech/tags/blockchain.md>), [code](<https://devfeed.tech/tags/code.md>), [crypto](<https://devfeed.tech/tags/crypto.md>), [developer](<https://devfeed.tech/tags/developer.md>), [developing](<https://devfeed.tech/tags/developing.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [functions](<https://devfeed.tech/tags/functions.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [implementation](<https://devfeed.tech/tags/implementation.md>), [mongodb](<https://devfeed.tech/tags/mongodb.md>), [networks](<https://devfeed.tech/tags/networks.md>), [nodejs](<https://devfeed.tech/tags/nodejs.md>), [payment](<https://devfeed.tech/tags/payment.md>), [product-design](<https://devfeed.tech/tags/product-design.md>), [programming](<https://devfeed.tech/tags/programming.md>), [typescript](<https://devfeed.tech/tags/typescript.md>), [web3](<https://devfeed.tech/tags/web3.md>)

### AI overview

The fourth and final article in a series reviews lessons from developing a hobby payment system for the Ethereum blockchain. It discusses extending the code, using redundant data providers, implementing couponing, handling Ethereum testing and production networks, and improving automation and safeguards before production use.

### Source excerpt

I'm sharing what I've learned while developing this project in terms of tech specificities product design when creating for the blockchain. The post Part 4: Beyond The Code and What I've Learned - Ethereum Payment first appeared on Code Capsule.

## Part 3: Processing Payments - Ethereum Payment

DevFeed: [Part 3: Processing Payments - Ethereum Payment](<https://devfeed.tech/articles/part-3-processing-payments-ethereum-payment-38732.md>)

Original publisher: [Read original article](<https://codecapsule.com/2022/11/29/ethereum-payment-part-3-processing-payments/>)

Author: Emmanuel Goossaert

Published: 2022-11-29T19:18:12Z

Content type: tutorial

Language: en

Sources: [Code Capsule](<https://devfeed.tech/sources/code-capsule.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Blockchain](<https://devfeed.tech/topics/blockchain.md>), [web applications](<https://devfeed.tech/topics/web-applications.md>), [API](<https://devfeed.tech/topics/api.md>)

Tags: [algorithms-and-programming](<https://devfeed.tech/tags/algorithms-and-programming.md>), [algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-system-typescri](<https://devfeed.tech/tags/algorithms-and-programming-blockchain-crypto-ethereum-mongodb-nodejs-payment-system-typescri.md>), [api](<https://devfeed.tech/tags/api.md>), [blockchain](<https://devfeed.tech/tags/blockchain.md>), [crypto](<https://devfeed.tech/tags/crypto.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [mongodb](<https://devfeed.tech/tags/mongodb.md>), [nodejs](<https://devfeed.tech/tags/nodejs.md>), [payment](<https://devfeed.tech/tags/payment.md>), [processing](<https://devfeed.tech/tags/processing.md>), [system](<https://devfeed.tech/tags/system.md>), [typescript](<https://devfeed.tech/tags/typescript.md>), [web](<https://devfeed.tech/tags/web.md>), [web3](<https://devfeed.tech/tags/web3.md>)

### AI overview

A tutorial walkthrough of processing and validating payments from a web application on the Ethereum blockchain. It covers server-side prevalidation, submitting purchase transactions, tracking transaction status through polling, and handling successful or failed payments.

### Source excerpt

A walkthrough of the steps needed to process and validate payments from a web application on the Ethereum blockchain. The post Part 3: Processing Payments - Ethereum Payment first appeared on Code Capsule.