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Debugging Views: A Programmer's Time Saver

2025-08-21

Programmer Sophie encountered a bug in the Unison project, requiring complex SQL queries to track down the issue. The author introduces a solution: creating database views to streamline the debugging process. Pre-defined views join multiple tables, presenting data in a more readable format, eliminating the need to repeatedly write complex JOIN statements for each debugging session. While this approach might slightly impact performance on specific queries, it significantly improves debugging efficiency and saves development time.

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(chrispenner.ca)
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Haskell Interview Questions: From Palindromes to Word Frequency

2025-05-23

This article tackles several common coding interview questions in Haskell, including palindrome checks, FizzBuzz, sum combinations, anagram detection, and finding minimum/maximum values. The author showcases Haskell's elegant and concise code style, highlighting the use of pattern matching, higher-order functions, and recursion. Edge cases like handling empty lists are also addressed. Finally, efficient word frequency counting using Data.Map is demonstrated. The article is accessible to Haskell beginners and those curious about functional programming paradigms.

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(chrispenner.ca)
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