Managing users in Linux is an essential aspect of system administration. Linux provides a number of commands for creating, deleting, and modifying user accounts. Below is a guide to some basic Linux user management commands that are commonly used: Key Commands for Linux user management 1. Viewing Current Users and Information List all users: To …

PostgreSQL, as one of the most advanced and widely used relational database management systems (RDBMS), offers a range of system views that can be utilized for monitoring and diagnosing database operations. These system views provide insights into the internal state of the database, such as resource usage, query performance, locks, connections, and system activity, making …

As a parent, helping your child with math homework can sometimes feel challenging, especially when dealing with complex problems in subjects like geometry. My son, who is currently in 7th grade, recently came across a geometry problem that required finding when two rotating rays become perpendicular to each other. At first, I wasn’t sure how …

As AI tools continue to make waves in the software development world, many non-technical colleagues—such as product managers (PMs) and designers—are eager to jump on the bandwagon and explore how they can use these tools to write code. With the promise of simplifying the development process, particularly for creating UI components or prototypes, it’s no …

The landscape of software engineering is changing, and much of this transformation is driven by Artificial Intelligence (AI). With the rise of tools like GitHub Copilot and other generative AI models, we’ve seen a dramatic increase in how AI is helping engineers. But what does this shift really mean for developers, and how will it …

When I decided to learn PostgreSQL, I knew I needed a hands-on approach, especially given the complexities of databases and the need for a solid understanding of SQL. I had some basic knowledge of SQL from working with MySQL and other databases, but PostgreSQL was a different beast. I needed something that could guide me …

Building applications has traditionally been a complex, time-consuming process, requiring a deep understanding of programming languages, frameworks, and server management. However, with the advent of AI-powered and no-code platforms, it’s now possible to develop fully functional applications faster, even without prior coding experience. In this article, we explore two powerful tools—Bolt.new and Bubble—that are revolutionizing …

The max_wal_size parameter in PostgreSQL is a critical setting that directly impacts the Write-Ahead Log (WAL) system, influencing both write performance and recovery time. It controls the maximum amount of WAL data that can accumulate before a checkpoint is triggered, helping to manage disk I/O and recovery behavior. In this article, we’ll explore how max_wal_size …

As a Database Administrator (DBA), my role revolves around ensuring the performance, integrity, and availability of the databases I manage. This involves tasks like designing efficient schemas, troubleshooting performance issues, monitoring system health, and analyzing logs. However, managing large, complex databases can be challenging, especially as workloads increase and systems become more intricate. That’s where …

Artificial Intelligence (AI) has rapidly transformed nearly every aspect of our daily lives, and education is no exception. From writing papers to solving complex math problems, AI tools are now essential resources that can significantly enhance a student’s learning experience. Whether you’re a high school student, a college undergrad, or a graduate student, AI can …