Configure Neovim in Lua(opens in new tab)
Introduction It has been a while since I have written a Vim article. Finally, I got some ideas after configuring my Neovim setup for Lua. I recently migrated to
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Advanced Features of Kubernetes' Horizontal Pod Autoscaler(opens in new tab)
Scaling application on Kubernetes using _Horizontal Pod Autoscaler (HPA)_ based on their CPU or memory usage is pretty simple. There are however many more features of HPA that you can use to customize scaling behaviour of your applications using external/custom ...
191: Running your own site for fun and absolutely no profit whatsoever - Brian Wisti(opens in new tab)
Having a personal site is a great playground for learning tons of skills. Brian Wisti discusses the benefits of running a his own blog over the years.Links:Random GeekeryJamstackEleventyNetlifyPlausible AnalyticspytestBeautiful Souppyinvoke - Invoke!rsyncInternet Archive : archive.orgRichStatamicjamstack.orgA static site generator should be ...
July 2022(opens in new tab)
Golang: Defer(opens in new tab)
Introduction In this part of the series, we will be taking a look at the keyword in golang. The defer keyword is used for delaying the function call in a partic
Golang: String Manipulation(opens in new tab)
Introduction In the 15th post of the Series, we will be looking into the details of the String manipulation and performing types of operations in Golang. We wil
190: Testing PyPy - Carl Friedrich Bolz-Tereick(opens in new tab)
PyPy is a fast, compliant alternative implementation of Python. cPython is implemented in C. PyPy is implemented in Python. What does that mean? And how do you test something as huge as an alternative implementation of Python?Special Guest: Carl Friedrich ...
“Don’t Mock What You Don’t Own” in 5 Minutes(opens in new tab)
A common issue when writing tests for real-world software is how to deal with third-party dependencies. Let’s examine an old, but counter-intuitive principle.
Golang: Mutable and Immutable Data Types(opens in new tab)
Introduction In this 14th Post of the 100 days of GOlang, we will be understanding about the mutable and immutable data types in Golang. Firstly, we will unders
Data and System Visualization Tools That Will Boost Your Productivity(opens in new tab)
As files, datasets and configurations grow, it gets increasingly difficult to navigate them. There are however many tools out there, that can help you to be more productive when dealing with large JSON and YAML files, complicated regular expressions, confusing ...
189: attrs and dataclasses - Hynek Schlawack(opens in new tab)
In Python, before dataclasses, we had attrs. Before attrs, it wasn't pretty.The story of attrs and dataclasses is actually intertwined. They've built on each other. And in the middle of it all, Hynek.Hynek joins the show today to discuss some ...
Stop Messing with Kubernetes Finalizers(opens in new tab)
We've all been there - it's frustrating seeing deletion of Kubernetes resource getting stuck, hang or take a very long time. You might have _"solved"_ this using the terrible advice of removing finalizers or running `kubectl delete ... --force --grace-period=0` ...
The Block-Paved Path to Structured Data(opens in new tab)
How block-based interfaces can help us create more structured data on the web
Django Project with PostgreSQL Deployment on Railway App(opens in new tab)
Introduction We have already seen the process of deployment of a Django app on Heroku, now we can move to another platform which is . This allows a faster and m
Automate All the Boring Kubernetes Operations with Python(opens in new tab)
In this article we take look at how you can leverage Kubernetes Python Client library to automate whatever annoying Kubernetes task you might be dealing with, whether it's creating/patching resources, watching events, accessing containers or anything else.
188: Python's Rich, Textual, and Textualize - Innovating the CLI(opens in new tab)
Will McGugan has brought a lot of color to CLIs within Python due to Rich. Then Textual started rethinking full command line applications, including layout with CSS. And now Textualize, a new startup, is bringing CLI apps to the web.Links:richrich-clitextualTextualize.ioRich ...
Django + PostgreSQL Deployment on Heroku(opens in new tab)
Introduction Django projects are quite easy to build and simple to understand, you might have created a Django application and wanted to show it to the world? Y
PSA: Cannot open Credentials Manager(opens in new tab)
I blew several INCREDIBLY frustrating hours trying to troubleshoot issues installing Google Workspace Sync and Microsoft Office 365 on multiple Windows 10 workstations today. Searching for “failed to create profile” errors when setting up a Google Workspace Sync user for ...
Daily Notes Pages(opens in new tab)
Daily notes as a frictionless default input for personal knowledge management systems
End-to-End Monitoring with Grafana Cloud with Minimal Effort(opens in new tab)
Monitoring is usually at the end of a checklist when building an application, yet it's crucial for making sure that it's running smoothly and that any problems are found and resolved quickly. Building complete monitoring - including aggregated logging, metrics, ...
4 integers are enough to write a Snake Game(opens in new tab)
… actually you can use only 2, but this will make your life a little more miserable. Contents Introduction The code The memory layout map vars shape The game loop The function that moves the snake: The function that displays ...
Goodbye, Google Analytics - Why and How You Should Leave The Platform(opens in new tab)
With the recent events relating to _Google Analytics_ platform, it's becoming very clear that the time has come for many of us to migrate from Google Analytics to different platforms. In this article we will go over both the _"Why?"_, ...
A blog that is a single executable binary(opens in new tab)
Contents Introduction The code Running the sample blog Adding a new blog post to the sample blog How everything works The model and a neat pre-processor trick The server Conclusions Discussion Introduction Recently, while browsing lobste.rs, I had the chance ...
Python f-strings Are More Powerful Than You Might Think(opens in new tab)
Formatted string literals - also called _f-strings_ - have been around since Python 3.6, so we all know what they are and how to use them. There are however some facts and handy features of f-string that you might not ...
A Picture Worth a Thousand Programmes(opens in new tab)
Bringing visual explanations and embodied knowledge to programming tools
I've promised myself never to use gradle(opens in new tab)
The current article won’t be an exhaustive technical analysis of Gradle but more like a spontaneous rant. Firstly, the time I am willing to allocate to learning a build tool will always be strictly limited. Secondly, I try to be ...
Optimising Largest Contentful Paint(opens in new tab)
Let’s look at some more technical and non-obvious aspects of optimising Largest Contentful Paint
Ultimate CI Pipeline for All of Your Python Projects(opens in new tab)
Every project can benefit from a robust continuous integration pipeline that builds your application, runs tests, lints code, verifies code quality, runs vulnerability analysis and more. However, building such pipeline takes a significant amount of time, which doesn't really provide ...
Hash, displace, and compress: Perfect hashing with Java(opens in new tab)
This article explains a straightforward approach for generating Perfect Hash Functions, and using them in tandem with a Map implementation called ReadOnlyMap. It assumes the reader is already familiar with concepts like hash functions and hash tables. If you want ...
On implementing Bloom Filters in C(opens in new tab)
This article assumes the reader is already familiar with the C programming language and some basic concepts concerning hash functions. The target audience (as is often the case on my blog) is undergrad CS students or seasoned developers who, just ...
Optimizing Memory Usage in Python Applications(opens in new tab)
When it comes to performance optimization, people usually focus only on speed and CPU usage. Rarely is anyone concerned with memory consumption, well, until they run out of RAM. There are many reasons to try to limit memory usage, not ...
Book Summary: The Pragmatic Programmer(opens in new tab)
Upcoming Python Features Brought to You by Python Enhancement Proposals(opens in new tab)
Before any new feature, change or improvement makes it into Python, there needs to be a _Python Enhancement Proposal_, also knows as PEP, outlining the proposed change. These PEPs are a great way of getting the freshest info about what ...
Creating Beautiful Tracebacks with Python's Exception Hooks(opens in new tab)
We all spend a good chuck of our time debugging, sifting through logs or reading tracebacks. Each of these can be difficult and time-consuming and in this article we will focus on making the last one - dealing with tracebacks ...
520 byte sectors and Ubuntu(opens in new tab)
I recently bought a server which came with Samsung PM1643 SSDs. Trying to install Ubuntu on them didn’t work at first try, because the drives had 520 byte sectors instead of 512 byte. Luckily, there’s a fix–get the drive(s) to ...
Building GitHub Apps with Golang(opens in new tab)
If you're using GitHub as your version control system of choice then GitHub Apps can be incredibly useful for many tasks including building CI/CD, managing repositories, querying statistical data and much more. In this article we will walk through the ...
Profiling and Analyzing Performance of Python Programs(opens in new tab)
Profiling is integral to any code and performance optimization. Any experience and skill in performance optimization that you might already have will not be very useful if you don't know where to apply it. So, in this article we will ...
import attrs(opens in new tab)
An attempt at catharsis. This is a deeply personal blog post about the most influential project I’ve ever created: attrs, the progenitor of modern Python class utilities. I’m retelling its history from my perspective, how it begot dataclasses, and how ...
How to use Contentful with Eleventy(opens in new tab)
Contentful is an immensely well-featured headless content management system, but the density of its featureset can be daunting to integrate with static site generators. The great news is, Eleventy is so well-designed and modular — it doesn’t have to be ...
How to use Vue to template your Eleventy projects(opens in new tab)
Okay quick disclaimer before I kick this off — this post does not cover how to use interactive Vue components in an Eleventy project. This post covers using Vue entirely server-side! The client will not receive any Vue code. All ...
On Tzimtzum(opens in new tab)
The book Life of Pi, written in 2001 by Canadian author Yann Martel, tells the story of a young Indian boy fascinated by philosophy, spirituality, and religious syncretism from an early age. After a devastating shipwreck on his way to ...
Writing a simple VM in less than 125 lines of C(opens in new tab)
This tutorial is intended for intermediate C developers who want to get some coding practice and, in the process, gain valuable insights into low-level programming and how (some) Virtual Machines operate under the hood. The reader should already be comfortable ...
How to Ditch Codecov for Python Projects(opens in new tab)
Codecov’s unreliability breaking CI on my open source projects has been a constant source of frustration for me for years. I have found a way to enforce coverage over a whole GitHub Actions build matrix that doesn’t rely on third-party ...
WSL2, keychain, /etc/hosts and you(opens in new tab)
There unfortunately are still a few stumbling blocks toward getting a properly, fully-working virt-manager setup running under WSL2 on Windows 11. apt install virt-manager just works, of course–but getting WSL2 to properly handle hostnames and SSH key passphrases takes a ...
A tale of Java Hash Tables(opens in new tab)
The intended audience for this article is undergrad students who already have a good grasp of Java, or seasoned Java developers who would like to explore an in-depth analysis of various hash table implementations that use Open Addressing. The reader ...