Month February 2026

Instance Variables and Instance Methods in Python

In Object-Oriented Programming (OOP), two of the most important concepts are: Instance Variables Instance Methods If you don’t understand these properly, OOP will always feel confusing. So let’s break everything down step by step in the simplest way possible. Let’s…

You Don’t Need Motivation — You Need a System

One of the biggest lies beginners believe is this: “When I feel more motivated, I’ll study seriously.” Motivation feels powerful. But it’s unreliable. And if your progress depends on it, you will stop. Not because you’re incapable. But because motivation…

Java to Kotlin Conversion Comes to Visual Studio Code

At JetBrains, we aim to make Kotlin development as accessible and efficient as possible across the entire ecosystem. While IntelliJ IDEA remains the premier IDE for Kotlin, we recognize that many developers use Visual Studio Code for a variety of…

TeamCity 2025.11.3 Is Here

Today we’re rolling out another bug-fix update for your TeamCity 2025.11 On-Premises servers. This update addresses a number of issues, inlcuding: QoL updates for the bundled IntelliJ Platform Plugin; Variable GID value for Docker inside TeamCity Docker images; NPE login…

The Missing Link Between AI and Business Value

Let’s call a spade a spade. Some enterprises are already using AI agents, but very few can explain their impact on business performance. Metrics such as DORA, SPACE, and developer experience indicators captured through third-party platforms offer insight into delivery…

5 DataFrame Operations LLMs Handle Better Than Code

There are things I do with DataFrames all the time that pandas was never built for. Filtering by subjective criteria. Joining tables that don’t share a key. Looking up information that only exists on the web. Recently I’ve been using…