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Alex Silva

Alex Silva

How to Supercharge Your Website with PHP 8.2 and Opcache: A Case Study with Nomads.com

With today’s web users expecting fast load times and seamless experiences, website performance is no longer a “nice-to-have” — it’s a must. A laggy site can lead to higher bounce rates, reduced conversions, and lost revenue. For a data-heavy website like Nomads.com, where real-time data is crucial for

Embracing the “Let It Crash” Philosophy in Software Development: Why Controlled Failures Can Strengthen Your Application

In the world of software development, stability and resilience are top priorities. While many developers are accustomed to catching and handling every possible exception, there’s a growing school of thought advocating for a “let it crash” philosophy. This approach, widely adopted in systems like Erlang, encourages developers to let

Why You Should Avoid Working with Constant Complainers: Protecting Team Morale and Productivity

Every workplace faces challenges, but working alongside someone who constantly complains can create a toxic environment, dragging the entire team’s morale and productivity down. Here’s why avoiding these individuals is essential for maintaining a high-performing team: 1. Negativity Breeds Contamination Complaints are contagious. If one person continually focuses

The Case for Rethinking Try/Catch in Your Code

Try/catch blocks and throwing errors have become standard in many coding practices. However, what if you could eliminate these mechanisms from your day-to-day development? Let’s explore why you might not need them as much as you think and how to handle errors more effectively. Why Use Try/Catch

Understanding the "If Executor" Function Pattern in JavaScript

In JavaScript, the "if executor" pattern refers to a powerful approach where a function is conditionally executed based on a particular condition or state. This can simplify decision-making logic and help maintain clean, readable, and modular code. This pattern is commonly used when certain actions need to be taken only

The Invariant Pattern: A Powerful Tool for Code Reliability

The invariant pattern is an essential design principle that helps enforce specific conditions or assumptions within your code. It ensures that certain expectations hold true at various stages of code execution, such as before a function runs, during execution, or after it completes. Key Benefits of the Invariant Pattern: 1.

JavaScript Operators: Understanding ?? (Nullish Coalescing) vs || (OR)

JavaScript provides multiple operators for handling fallback values, and two of the most powerful are the Nullish Coalescing Operator (??) and the Logical OR Operator (||). Both are used to assign default values when a variable is null or undefined, but they behave differently in certain situations. Let’s dive into the

Understanding ! and !! in JavaScript: Mastering Boolean Logic

In JavaScript, two powerful yet often misunderstood logical operators are ! (NOT) and !! (Double NOT). They are used to control the truthiness and falsiness of values. Let’s break them down and understand their behavior through practical examples. 1. The ! Operator: Negating a Value The ! operator inverts the truthiness of a

Optimizing Your Virtual Machine Using a Custom .bashrc File

Customizing the .bashrc file on your virtual machine (VM) can significantly improve your workflow by automating tasks, enhancing efficiency, and improving overall terminal management. The .bashrc file is a powerful shell script executed for non-login shells, providing opportunities to set up personalized configurations like aliases, environment variables, and command history

How to Prevent Database Connection Issues in Django and Ensure Recovery

Ensuring that your Django application remains stable, even during database connectivity issues, is crucial for maintaining uptime and user satisfaction. In this blog post, we'll cover several key strategies to prevent database connection problems and automatically recover from any issues that may arise. From configuring Supervisor to handle application restarts,