Personal blog by Luis Martinez. I write about web development, programming, and technology.
Sonic turned out to be Grok Code Fast 1, now released
August 26, 2025 • 1 min readThe mysterious Sonic model has been revealed as Grok Code by xAI, and it's now officially available.
The Sonic new model is really good
August 24, 2025 • 3 min readThere's a new model in town, good at tool calls and very, very fast.
Simulating movement through a Map using React
July 16, 2022 • 9 min readHow to make things move on a map
A Simple TypeScript Class to query information from DynamoDB
May 7, 2022 • 7 min readSimplifying how query DynamoDB
How to Use Toku's Illumass SDK to Query Pressure Data
May 6, 2022 • 3 min readQuerying IoT data using Node.js
How To Back Up Files to S3 And Delete Them Using Bash
April 3, 2022 • 2 min readA simple bash script to send files to S3 and then upon confirmation, delete them from the local machine.
How To Create a Status Dashboard with AWS Cloudwatch Synthetics For All Your API EndPoints using the AWS CDK
January 5, 2022 • 9 min readKeep your API Endpoints in check by using Canaries from AWS CloudWatch, and automate their creation by using the AWS CDK.
How-To's For Pretty Much ANYTHING You Wanna Do To An Array in JavaScript
March 3, 2020 • 10 min readA compilation of examples to manipulate arrays in Javascript
The problem with being born in the "wrong" country
December 6, 2019 • 4 min readLet's play with Google Maps and React - Making a Car move through the road, like on Uber - Part 2
July 2, 2019 • 4 min readFollowup.
Let's play with Google Maps and React - Making a Car move through the road, like on Uber - Part 1
June 26, 2019 • 13 min readLet's pretend you're an engineer who works at Uber.
Full guide to install and set up Laravel Telescope
October 30, 2018 • 3 min readLaravel Telescope is a new debug assistant for the Laravel framework, created by the same people who created Laravel.