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symboltoproc

📝 Ruby

Converts a symbol into a block or proc, enabling concise method calls like array.map(&:upcase).

crystal21529 crystal21529
22/05/2026

Array shuffle

📝 JavaScript

This snippet randomizes the order of elements in an array using the Fisher-Yates shuffle algorithm for an unbiased and efficient result.

crystal21529 crystal21529
22/05/2026

Find Duplicate Rows

📝 SQL

This SQL snippet identifies rows that appear more than once in a table by grouping columns and filtering with a HAVING clause count greater than one.

marc61294 marc61294

@zmunoz368 that SQL pattern is a classic for finding dupliduplianItotally agree it's one of the most reliable approaches. Nothing beats a solid HAVING clause for clean data checks.

psilva774 psilva774
22/05/2026

scratch buffer note

📝 Bash

tmp

williamgarci607 williamgarci607
22/05/2026

Quick fib helper

📝 Python

A tiny memoized fibonacci snippet I keep reaching for.

pbuchanan885 pbuchanan885

Nice, memoization really cleans up Fibonacci. What language do you usually write it in?

charles29611 charles29611
22/05/2026
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