Programming

How I set up generic XML document rendering used for an Atom XML feed with NimblePublisher.

Build a complete Autocomplete Search with Phoenix LiveView and SQLite

This article introduces the MQTT protocol and its advantages, and demonstrates the use of MQTT in Elixir.

How I use the Image library to dynamically generate Open Graph PNG images for my blog posts from SVG.

Nodes-The Key to Distributing Services

How to integrate your Elixir application with Open Telemetry to make it observable in Lightstep and Honeycomb's reliability platform

Using LiveView function components attributes to add new CSS classes to our component's default ones.

Evadne Wu (whom many of you know from her talks at ElixirConf and PC builds on Twitter), released shun to the world in April 2022. Judging by the number of stars on the repository and the download stats on Hex, shun has gone mostly unnoticed by the Elixir community. Shun is the library that you didn't know you needed. So what is it?

What I genuinely value at my workplace is that I can easily explore new languages through internal mobility. Throughout my career within…

Postgres Notifications allow you to subscribe to any changes in your database, even if they weren't made by your Elixir application! Let's learn how to set them up!

Probuild Ex front started to be unresponsive. My journey about debugging and optimizing queries.

Explore the basic language constructs of Tcl, which include user input, output, variables, conditional evaluation, looping, and simple functions.

Phoenix 1.7 is dropping path helpers in favor of a new concept called verified routes. Let's see how it handles typos, missing paths, arguments, and query params.

Previously, an article made the rounds concerning Undefined behavior that made the usual Rust crowd go nuts and the usual C and C++ people get grumpy that someone Did Not Understand the Finer Points and Nuance of Their Brilliant Language. So, as usual, it’s time for me to do what I do best

RSpec custom matchers can be written using plain old objects.

You sometimes want to add a string to an existing data structure. For example, the C++17 template ‘std::optional’ may be used to represent a possible string value. You may copy it there, as this code would often do… std::string mystring; std::optionalstd::string myoption; myoption = mystring; Or you can move it: std::string mystring; std::optionalstd::string myoption; myoption … Continue reading Move or copy your strings? Possible performance impacts

Add tagging with no extra tables using Postgres array fields and Ecto for an easy an simple solution.

In this tutorial we're going to be building video object detection in Elixir using Nx and Bumblebee.

In this tutorial, you’ll build a simple LiveView app to show a list of cute cats.

This tutorial shows how to use embedded templates in Phoenix 1.7 when the format of the template is not HTML.

Copy to a user's clipboard with Phoenix LiveView.

As engineers we spend a lot of our time debugging problems, yet it's rarely taught as a skill in its own right. Some bugs are difficult enough that they can seem borderline impossible to solve, especially for devs toward the junior end of the spectrum. There's no worse feeling than being stuck on a hard problem, not knowing how to proceed. Of course, the right thing to do if you're stuck like that is ask for help; from your team, from other engineers in your org or social circle, from random strangers on the internet. As a random stranger on the internet then, this post is my attempt to help get you unstuck if you find yourself in that situation.

Dave Farley's exploration of seven common excuses that software developers make for doing a terrible job.

Goals Seed the destinations table I finished setting up the first schema with everythin...

In one way or another, you may want to add a feature in your phoenix application that allows users to upload images and view them. Lucky…