Category Ruby tips

Build two small programs with one clear contract: Ruby exports a reading list and Swift decodes, validates and totals it.

Follow an order-summary program from data to output, then test empty input, incorrect types and missing keys.

Campaign spreadsheets get messy very fast. One person tracks followers, another tracks video views, and somebody else has the monthly service charge tucked away in a column. All of it relates to the same campaign, although the figures need different…

Choose a practical Ruby project by its inputs, output and failure rules, from a cleanup script to a shared web application.

GitHub, Shopify and Airbnb turn up in almost every list of websites made with Ruby. Familiar names are useful, but they only answer part of the question. How many sites use Ruby, and what does it mean when a crawler…

A Rails feature rarely stops with the Ruby code. A booking form needs a usable layout, a controller needs tests, and a slow dashboard may need its database queries reviewed. AI tools can help with these jobs, though each calls…

Salesforce imports seem simple until automation breaks Importing data into Salesforce can look straightforward. Choose a file, map the columns, test the records and move them into production. The administrative steps are familiar. The difficulties often appear later, when an…

Compare Ruby and Python scraping workflows, from fetching and parsing HTML to handling changed pages, crawl state and downstream data checks.

Compare Ruby and PHP through tested filtering examples, common translation mistakes, framework choices, and practical questions for your next web project.

A practical framework for adding AI without weakening an established Rails application, with questions about integration, authorization, testing and operations.