Programming On-Demand Request Logging in Flask Not logging enough is as equally bad, as logging too much. What developers need is a turn-key way to log requests on demand. Preslav Rachev 5 Jun 2020 • 4 min read
Programming Using Ephemeral Docker Containers as CLI Applications Docker containers have proven themselves extremely useful in allowing developers to sandbox environments and ease the deployment of services. Have a complicated service setup? No worries. Simply, describe the steps Preslav Rachev 18 Mar 2019 • 4 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
Programming Dependency Injection in Python: The Java Guy's Perspective In this post, I will lay out my arguments why you might want to think about dependency injection for your next Python project. I am not trying to preach a certain style of "best-practice" programming, but simply, to share my perspective from the eyes of a seasoned Java developer. Preslav Rachev 20 Dec 2018 • 6 min read
Programming Designing Well-Structured REST APIs with Flask-RestPlus: Part 1 This is the first part of a two-part series. In this post, I will introduce Flask-RestPlus and demonstrate how to start organising APIs around its simple REST-based conventions. Next time, Preslav Rachev 2 Dec 2018 • 7 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
Data Science Data Science on Your iPad This article is a follow-up transcription to a talk I recently gave at a local Munich machine learning meetup. Unlike my previous talk, this time I wanted to convey the Preslav Rachev 12 Aug 2018 • 7 min read
Algotrading Introducing My New Pet Project: Should I HODL My crypto-obsession from last year might have died down a little, but I still remain a long-term investor and a believer of decentralization. Moreover, it was predicting the crypto market's Preslav Rachev 2 Jun 2018 • 7 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
Data Science [Pandas] Finding a Row Where One of Its Values Is at a Minimum/Maximum Often, we will want to get to get a specific row, which marks the minimum or maximum of one of its columns. Let's suppose we have the SF Salaries dataset Preslav Rachev 16 Feb 2018 • 1 min read
