Elixir Elixir Tip: Case vs. With Dating back to version 1.2, the with operator is one of Elixir's features that need a bit of time to comprehend at first. It often gets used in situations Preslav Rachev 11 Sep 2020 • 3 min read
Programming Fixing That Nasty "SSL module is not available" Bug on macOS Messing up with Xcode is a recipe for disaster. I knew this when I installed an Xcode Beta alongside an existing version of Xcode. Suddenly, one of my Python apps Preslav Rachev 9 Jul 2020 • 1 min read
Programming Go Tip: Copy a Reader Into a Writer Something so simple, and yet, so easy to forget right when you need it. How does one exhaustively read from a Reader and write to a Writer at the same Preslav Rachev 16 Jun 2020 • 1 min read
Programming A Simple Way to Keep a Go App Up and Running Poor man’s Kubernetes Preslav Rachev 24 May 2020 • 1 min read
Programming Auth0 Struggles: Access A Signed-Up User's App Metadata For quite some time, I have been fighting with Auth0 to get the app metadata I am storing for each user. It wasn't easy, which is why I decided to document my steps. Preslav Rachev 17 May 2020 • 2 min read
Programming Use the Git History to Identify Pain Points in Any Project Have you heard of Adam Tornhill's work? If not, I highly recommend that you set some time aside and check out Your Code as a Crime Scene or Software DEsign Preslav Rachev 1 Mar 2020 • 3 min read
Programming Developer Tool Tip: DevDocs Here is a handy developer tool tip for today: DevDocs As developers, we spend a large portion of our time, searching for the "name of the function abc that Preslav Rachev 6 May 2019 • 1 min read
Change the Default Working Directory in iTerm iTerm protip: If it bugs you that every new side pane opens up in your home directory and not in the one that the previous pane pointed at, there is Preslav Rachev 8 Apr 2019 • 1 min read
Programming Use Dotenv Files When Developing Your Python Apps Hard-coding configuration is bad. This is one of the things that newbie programmers learn quickly after they realize that have committed sensitive information to a public GitHub repository. And it Preslav Rachev 9 Jan 2019 • 2 min read
Programming Use Dotenv Files When Developing Your Python Apps Hard-coding configuration is bad. This is one of the things that newbie programmers learn quickly after they realize that have committed sensitive information to a public GitHub repository. And it Preslav Rachev 9 Jan 2019 • 2 min read
Productivity Dark Mode for the Web Using Dark Reader Switch to using a dark UI everywhere, even when browsing your favorite Web pages. Preslav Rachev 4 Jan 2019 • 1 min read
Programming Connecting to a MongoDB Instance Using KMongo Often, the seemingly simple things can make you spend hours chasing around your tail. Like trying to connect to a MongoDB instance using KMongo. Basically, if you have checked out Preslav Rachev 28 Dec 2018 • 1 min read
Programming Git Tip: List the Most Recent Branches You Have Been Working On List and switch back and forth between multiple git branches with ease. Preslav Rachev 13 Dec 2018 • 1 min read
Programming Python: Automatic Argument Unpacking from a Dictionary Programming often involves creating configuration objects/dicts and passing them around to functions. Let's say we want to pass the following configuration dict to a function: config = { 'prop_a': 'foo', Preslav Rachev 22 Sep 2018 • 1 min read
Programming Live-reloading of Python Modules in the Python REPL / IPython / Jupyter Console Often, I would work on a Python module and add changes to it live, which I would then want to test immediately. Piece of cake! Add the changes and execute Preslav Rachev 22 Apr 2018 • 1 min read
Programming Debugging Network Calls in React Native Using the Chrome Debugger TL;DR! Just give me the code In your index.js file (or your platform-specific index file for that matter), simply add the following line to the top, directly after Preslav Rachev 26 Mar 2017 • 2 min read
Programming What’s with the 50/72 rule? It is part of common sense to assume that the worthiest commit messages lie far from any extremes. Years ago, I often fell in the trap of hastily sending a Preslav Rachev 21 Feb 2015 • 3 min read
