Getting ready for a Node.js interview can feel like a big task. As someone who has been on both sides of the interview table, I'll share what really matters and what you need to focus on. Let's cut through the noise and get to what counts.

Acing Your Node.js Interview: A Real Talk Guide

Creating a full-stack web application doesn't need to be complicated. Let me show you how to build a practical project using React for the front end and Node.js for the back end. I'll guide you through making a simple task management system that you can use as a starting point for your own projects.

Building a Modern Web App with React and Node.js

Swagger is a fantastic tool for API documentation and development that works brilliantly with Node.js applications. When you combine these two technologies, you create well-documented, easily testable, and maintainable APIs. Let me share my experience and tips on using Swagger with Node.js.

Building APIs with Swagger and Node.js

Building a Discord bot sounds fun and complicated at the same time. Let's make it simple and break down the process into clear steps. I'll show you how to set up a Discord bot using Node.js, a popular JavaScript runtime.

Creating Your First Discord Bot with Node.js

Are you looking to retrieve files from Amazon S3 using Node.js? Working with S3 is a common task for developers, especially when it comes to storing and accessing files in the cloud. This article will guide you through the process of using the AWS SDK for Node.js to fetch objects from S3.

Fetching Objects with S3 GetObject in Node.js

A learning agent is a type of artificial intelligence system that can improve its performance over time based on its experiences. Unlike regular computer programs that follow strict rules and instructions, learning agents can adapt and get better at tasks without explicit programming for each situation.

How Does a Learning Agent Work in AI and What Makes it Different from Regular Programs?

Creating a WebSocket server with Node.js opens up a world of opportunities for real-time applications. WebSockets provide a persistent connection, allowing for continuous, two-way communication between clients and servers. This article will guide you through setting up a simple WebSocket server in Node.js and offer insights into its usage and benefits.

Building a Node.js WebSocket Server

In the world of web application development, the need for efficient and flexible APIs is more significant than ever. Node.js combined with GraphQL serves as a powerful toolkit for creating dynamic applications that respond swiftly to user needs. This article will explore what makes Node.js and GraphQL an ideal pair for API development, including their features, advantages, and how to get started.

Building Efficient APIs with Node.js and GraphQL

The internet is evolving, and with it, new technologies are changing how we interact with the digital world. Web3 is a term that captures this shift towards decentralization, where blockchain technology plays a crucial role. For developers looking to create decentralized applications (dApps), Node.js has emerged as an excellent choice. This article will explore the combination of Web3 and Node.js, providing insights into why they work so well together and how to get started.

Building with Web3 and Node.js

When it comes to building scalable and efficient applications, Node.js combined with Kafka offers a powerful solution. This combination is particularly useful for handling real-time data and enables seamless communication between services. In this article, we will explore what Node.js and Kafka are, how they work together, and why you should consider using them in your projects.

Exploring Node.js with Kafka

Node.js and Elasticsearch make a powerful combination for building data-intensive applications. As web applications grow and require more advanced search functionalities, developers turn to Elasticsearch for its robust search capabilities. Integrating Elasticsearch with Node.js simplifies querying complex datasets while taking advantage of the JavaScript runtime environment.

Getting Started with Node.js and Elasticsearch

Email communications are vital for businesses and developers alike. Whether you're sending newsletters, notifications, or updates, having a reliable email service is key. That's where Node Mailjet comes into play. It simplifies the process of sending emails using the Mailjet API from your Node.js applications. Let’s explore how you can harness the power of Node Mailjet to enhance your email delivery system.

Getting Started with Node Mailjet

Programming challenges can ignite a passion for coding and problem solving, and HackerRank is a fantastic platform for this. With countless problems to tackle, Python stands out as a popular choice among coders. This article explores solutions and strategies for solving Python challenges on HackerRank.

HackerRank Python Solutions: A Guide for Coders

In the rapidly evolving field of artificial intelligence, large language models (LLMs) have become a cornerstone in improving the accuracy and relevance of search results within AI-generated responses. Models like Gemini, which are part of a broader category of LLMs, have transformed the way we interact with and obtain information from AI systems.

How Large Language Models Enhance Search Results in AI Responses

Working with asynchronous operations in JavaScript can be challenging for many developers. This article explains practical ways to manage asynchronous tasks while keeping your code clean and maintainable.

How Do I Handle Asynchronous Operations Effectively in Eloquent JavaScript?

Self-sabotaging behaviors can keep you stuck in a cycle of frustration and disappointment. Getting your life together starts with recognizing these patterns and taking specific steps to break free from them. This article will show you practical ways to stop getting in your own way and start moving forward.

How Do I Stop Self-Sabotaging Behaviors and Start Getting My Life Together?

Array.from() is a built-in JavaScript method that creates a new array from array-like or iterable objects. This method helps developers transform various data structures into proper arrays, making it easier to work with data using array methods.

How Does Array.from() Convert Different Data Types into Arrays in JavaScript?

The indexOf() method is one of the most common string and array search tools in JavaScript. When you need to find a specific item or character in your data, this method becomes your reliable helper. Let's explore how it works and see some real examples to make it clear.

How Does JavaScript indexOf() Work and When Should I Use It?

Finding the right gift can be tricky, especially during the holiday season when we want to surprise our loved ones with something special. ChatGPT can be your personal gift advisor, offering fresh and creative ideas that match your budget and the recipient's interests. Here's how you can use this AI tool to make your holiday shopping easier and more fun.

Holiday Gift Ideas: Let's Ask ChatGPT for Help

Setting foot into the world of programming can feel like stepping onto a sprawling, uncharted territory. Where do you begin? What tools will you need? If Python has caught your eye, and you’re looking for a strong starting point, then Anaconda with Python 3.7 is your friend. This isn't about being the latest and greatest—rather, it's about establishing a solid foundation that will serve you as you learn and grow. Let’s explore this setup and how it can help you become a better programmer.

Anaconda Python 3.7: Your Starting Point

I often find myself in projects where I need to store and retrieve files. Whether it's user-uploaded profile pictures, application backups, or just some configuration data, the need for reliable storage always comes up. This is where AWS S3 enters the picture, and using it with npm makes a developer's life so much easier.

AWS S3 with npm: A Developer's Best Friend

The JavaScript includes() method is a built-in string and array function that checks if a specific element exists within a string or array. This straightforward function returns either true or false based on whether it finds the searched item or not. Let's explore how it works and see practical examples of its use.

How Does JavaScript includes() Method Work and When Should I Use It?

For shoppers who need help with Macy's products or services, reaching out to customer service is often the first step. This guide will walk you through everything you need to know about contacting Macy's customer support team through their phone service.

Finding Help: Macy's Customer Service Number Guide

Let's talk about something that feels both simple and powerful: connecting your project to Firebase with just one line of code—`npm i firebase`. It's a starting point for so much, a basic command that opens the door to a whole world of development possibilities. I have used this command countless times, each time feeling a bit like I am pulling a master switch. It’s the prelude to creating real-time apps, building scalable backends, and managing user data with more ease than ever before. It doesn't need to be difficult, and I am going to share how this line of code does that.

Firebase in Your Project: A Simple Start

I used to wrestle with REST APIs. The endless back-and-forth, the over-fetching of data, the need for multiple endpoints just to grab what I needed – it was a mess. Then, GraphQL strolled into my code life, and things started to feel right. And when you pair that with the flexibility of NodeJS, you get something quite special. Let’s talk about that.

GraphQL with NodeJS: Building APIs the Way I Like It

Deploying updates is a necessary part of software development, but it can be a nerve-wracking experience. Developers often hold their breath, hoping that the new code won’t bring the servers to their knees. Server downtime after a major update can be devastating. It frustrates users, damages reputation, and impacts business significantly. This article will explore some common causes of these issues and look at some best practices in DevOps that can help you avoid those midnight panic calls.

Preventing Server Downtime After Updates

Getting help from Facebook can be tricky, especially when you need to talk to a real person. While Facebook doesn't make it easy to find their phone support, there are several ways to reach their customer service team. Let me show you the steps and tips to contact Facebook's support team through phone and other methods.

How to Contact Facebook Customer Service

The ongoing tensions between the United States and China have taken a new turn as China has launched an investigation into Nvidia, the American semiconductor giant. This probe centers around allegations that Nvidia may have violated anti-monopoly laws related to its acquisition of Mellanox Technologies, a deal approved by Chinese regulators in 2020. As the competition for dominance in the semiconductor market heats up, this investigation signals a significant escalation in the tech rivalry between the two nations.

China Investigates Nvidia for Alleged Anti-Monopoly Violations

When writing JavaScript functions, you might need to send back more than one value to the code that called the function. JavaScript provides several ways to accomplish this task, and each method has its own benefits. Let's look at the most practical approaches to return multiple values from a function.

How Can I Return Multiple Values from a JavaScript Function?

Getting unlimited coins in Blooket might seem tempting, but it's important to focus on legitimate ways to earn coins while playing the game fairly. This article will show you practical methods to collect coins quickly without risking your account or breaking the game's rules.

How Do I Get Unlimited Coins in Blooket Without Using Hacks or Cheats?

The `.split()` method in JavaScript is one of the most useful string operations that breaks down a text into smaller pieces. When you work with strings in your code, you often need to separate them into parts based on specific characters or patterns. This article explains different ways to use `.split()` and shows practical examples.

How Do I Split a String in JavaScript Using Different Separators?

JavaScript fusker is a tool used to detect and generate URL patterns within a sequence of web addresses. This specialized utility helps users identify and create lists of related URLs, which can be useful for various web-related tasks and applications.

How Does JavaScript Fusker Work and What Are Its Use Cases?

A while loop is one of the basic control structures in JavaScript that lets you repeat code as long as a specific condition stays true. This loop type helps you write less code and make your programs more efficient.

How Does the While Loop Work in JavaScript and When Should You Use It?

Generative AI is revolutionizing the eCommerce industry by offering personalized recommendations that enhance customer experiences, drive engagement, and boost conversions. By utilizing advanced AI techniques such as Retrieval-Augmented Generation (RAG), Deep Learning, and Reinforcement Learning, eCommerce platforms can deliver tailored product suggestions that align with individual preferences, behaviors, and contextual needs.

How Can Generative AI Enhance Personalized Recommendations in eCommerce?

Memory usage in serverless NodeJS applications works differently from traditional NodeJS applications running on dedicated servers. This topic creates confusion among developers who want to switch to serverless architecture. Let's clear up how memory works in serverless NodeJS and what you need to know when planning your application's resources.

Does Serverless NodeJS Need More Memory Than Traditional NodeJS Applications?

Starting self-help therapy might feel like a big step, especially when you're dealing with difficult emotions or situations. The good news is that you can begin your healing process through various simple methods that work for many people.

How Can I Start Self-Help Therapy When I Feel Stuck and Overwhelmed?

The world of artificial intelligence continues to move forward, and a new arrival has entered the scene: Gemini 2.0. This new model from Google aims to push the boundaries of what AI can do, moving beyond simple question answering to more complex, agent-like actions. It is not just about processing information; it's about making AI a more active and helpful tool.

Gemini 2.0: The Next Level of AI

Excel files are an essential tool for countless professionals, often used to store and analyze complex data in a grid format. But when large language models (LLMs) are tasked with processing these files, things can go awry. Instead of delivering accurate insights, LLMs frequently mix data from different rows, jumble information from various columns, or fail to properly understand the structure of the spreadsheet. This article will explore the key challenges that LLMs face when working with Excel files and why these issues persist.

Why LLMs Struggle with Excel Files: The Challenges

The world of search engine optimization (SEO) is always changing. With AI tools getting better, what worked yesterday might not work today. The way people search is changing, and this means that SEO strategies have to change as well. Let’s look at what's different and what we can do about it.

New SEO Strategies in the AI Era

Artificial intelligence has reached a pivotal moment in its development. Ilya Sutskever, co-founder of OpenAI, made waves earlier this year by declaring that pre-training as we know it will unquestionably end. His statement, made at the NeurIPS conference, suggests that the way we currently build AI systems—by training them on vast amounts of unlabeled data—may soon become outdated. But what does this mean for the future of AI, and why is pre-training no longer enough to push the field forward?

The End of Pre-Training in AI: A New Era for Language Models

AI development has progressed at an extraordinary pace since ChatGPT’s launch in late 2022. This momentum continued throughout 2023, and while some worry about a slowdown in 2025, AI is likely to continue growing—albeit in different ways. Here’s why AI will keep moving forward and the challenges it will face.

Will AI Slow Down in 2025?

Like many others working on machine learning projects, I've faced the tough decision between renting GPUs from cloud platforms or buying my own hardware. After years of trying both options, here's my take on what works best in different situations.

Rent vs Buy GPU: Making The Right Choice For ML Projects

When it comes to accessing advanced AI models like GPT, OpenAI API and Azure OpenAI Service offer two different ways to integrate this technology into applications. While both provide access to the same underlying models, they are distinct in terms of infrastructure, features, and usage options. Let’s break down the key differences to help you decide which one is the better fit for your needs.

OpenAI API vs Azure OpenAI: What's the Difference?

In an increasingly connected world, ensuring the security of information is more important than ever. Organizations strive to protect sensitive data and maintain trust with customers. Various certifications and regulations help achieve this goal, and understanding them is crucial for businesses.

Common IT Security Certifications and Requirements

Our brain processes information and makes decisions in two distinct ways: quick, automatic responses and slower, more careful thinking. This difference in thinking speeds affects how we handle daily tasks, from picking lunch to making big life choices.

How Does Fast and Slow Thinking Affect Our Daily Decisions?

Creating a morning routine that fits your life can make a big difference in your daily success and well-being. Many people try to copy popular routines from famous people, but that rarely works. Instead, you need to build a routine that matches your needs, schedule, and goals.

How Can I Build a Morning Routine That Actually Works?

Privacy in web browsing has become a hot topic as more people recognize the importance of protecting their data online. Safari and Chrome, both major players in the web browser arena, take different approaches to user privacy. Safari has earned a reputation for its stricter privacy measures, but what does this mean for users? Is it truly beneficial that Safari prioritizes privacy more than Chrome?

Safari vs. Chrome: The Privacy Battle

In recent years, the growing concern over online privacy has led to increasing calls for browsers to ban third-party cookies. These small pieces of data, embedded in websites by external services, allow advertisers to track users across different sites, building detailed profiles of their online behavior. While third-party cookies are an integral part of online advertising, enabling targeted ads and personalized content, they also raise significant privacy issues. 

Should Browsers Ban Third-Party Cookies? The Dilemma for Google

Generative AI is an incredible tool, but to get the best results, you need to know how to ask the right questions. Whether you're creating content, brainstorming ideas, or seeking advice, writing clear and specific prompts will help you get the most out of the technology. Let’s explore some practical tips to improve your AI prompting skills, along with examples you can easily practice with.

How to Write Better Prompts for AI?

Artificial intelligence has captivated audiences with its ability to generate text, answer questions, and mimic human conversation. Yet, a groundbreaking study from Apple reveals that the capabilities of AI, particularly large language models (LLMs), are not as advanced as many believe. The findings suggest that these models fundamentally lack the ability to reason, raising critical questions about their reliability and future applications.

Apple Research: LLMs Rely on Complex Pattern Matching

Cross-Origin Resource Sharing (CORS) is a security feature in web browsers that controls how web pages can request resources from a different origin. The concept is vital for protecting users and maintaining the integrity of web applications. With the rise of interconnected applications and APIs, CORS issues have become more prevalent, leading to debates about best practices in web security. One significant concern is the potential risks that come with configuring CORS to allow any origin, represented by the wildcard `*`.

Understanding CORS Issues and Risks of Allowing *

Unstructured data refers to any data that does not have a predefined data model or is not organized in a tabular format. Unlike structured data, which can easily be stored in relational databases or spreadsheets (such as customer information, inventory details, and financial records), unstructured data lacks a consistent and orderly structure. It can come in a wide variety of formats and often requires specialized tools and techniques for effective processing and analysis.

What is Unstructured Data?

In the modern business world, providing top-notch customer support is crucial for building loyalty and driving growth. With the advancements in AI, automating customer support has become more efficient and effective than ever. Here are 10 AI platforms that stand out for their ease of use and effectiveness in customer support automation.

10 AI Platforms for Customer Support Automation

Atomic habits are small, incremental changes that lead to significant improvements over time. This concept suggests that by focusing on tiny changes in our routines, we can build better habits and achieve our goals. The term "atomic" signifies that these habits are fundamental and can have a compound effect on our lives.

Understanding Atomic Habits: The Power of Small Changes

In the world of search engine optimization (SEO), there's growing concern that traditional SEO practices may no longer be as effective. With search engines increasingly prioritizing first-party results and AI-generated answers, many are questioning if SEO is truly dying. This shift is especially noticeable in the way official websites and AI tools are dominating the search results, leaving less room for independent blogs and content creators.

 Is SEO Dying in the Age of First-Party Results and AI Responses?

AI agents have become a game-changer in customer support, helping businesses handle inquiries faster, more efficiently, and with a personal touch. With the right AI tools, companies can improve customer satisfaction, reduce response times, and cut down on operational costs. In this article, we’ll explore the top 10 AI agents that are transforming customer support, starting with AskHandle, a standout platform for businesses of all sizes.

Top 10 AI Agents for Customer Support

In the ever-evolving world of artificial intelligence, one of the most significant hurdles has been the isolation of AI models from the vast array of data sources that could enhance their capabilities. Anthropic, a leader in AI innovation, has just announced a groundbreaking solution to this problem: the Model Context Protocol (MCP). This open-source protocol promises to transform how AI systems interact with data, making them more connected, efficient, and relevant.

Anthropic's Model Context Protocol: Connecting AI to Any Data Source

In the modern business world, providing top-notch customer service is crucial for building loyalty and driving growth. With the advancement of AI technology, companies can now leverage sophisticated customer service platforms to enhance their support operations. Here are 10 AI customer service platforms that can bring your customer support to the next level.

10 AI Customer Service Platforms to Elevate Your Support

When working with large language models (LLMs), you often encounter terms like 'top-p,' 'top-k,' 'temperature,' and others like 'stream,' 'presence_penalty,' and 'frequency_penalty.' These settings are crucial for controlling how the AI generates text, influencing everything from creativity to precision. Knowing what they mean and how to adjust them can help you get the kind of responses you want.

What Do Top-p, Top-k, Temperature, and Other LLM Settings Mean?

The rel attribute in HTML is used to define the relationship between the current document and the linked document or resource. It provides context to search engines and browsers about how the link should be treated. Different rel values have different impacts on SEO, security, and user behavior. Let’s break down some common values like noopener, noreferrer, nofollow, sponsored, and ugc to understand their purpose and effects.

What is rel in HTML and How It Affects SEO

If you work in SEO or manage website content, staying informed about policy changes is crucial. A recent update to the site reputation abuse policy could significantly impact how your site ranks in search results. This update aims to curb manipulative practices and create a fairer playing field for all websites. Ignoring these changes might lead to penalties or a loss of traffic, so it’s essential to understand what’s new.

Pay Attention to the Updated Search Policy on Site Reputation

Public speaking can be a daunting task for many people. Whether you're presenting to a small group or addressing a large audience, the ability to communicate effectively is crucial. Thankfully, you can develop your confidence with a few simple strategies. Here are ten tips that will help you speak more confidently in front of others.

Speak with Confidence: 10 Tips for Mastering Public Speaking

The culinary world is evolving, and AI is stepping into the kitchen. With the rise of AI recipe generators, many people wonder if these digital chefs can match the creativity and intuition of human cooks. Can AI not only recommend recipes but also create delightful dishes? This article explores the capabilities of AI in cooking, comparing AI-generated recipes with classic human recipes through two popular dishes.

Can AI Be a Good Chef?

In today's busy world, many of us seek ways to be more productive and fulfilled. Stephen R. Covey's book, "The 7 Habits of Highly Effective People," offers valuable insights into developing personal and professional effectiveness. Let's break down these seven habits and see how they can transform the way we live and work.

The 7 Habits of Highly Effective People

Many businesses have observed a change in how Google presents search results. While organic search engine optimization (SEO) remains important for website traffic, paid advertising is increasingly prominent. This article examines the factors contributing to this trend and its implications for businesses and marketers.

Why Paid Advertising Is Gaining Prominence in Search

AI has experienced a remarkable transformation in recent years, primarily driven by advancements in large language models (LLMs). These models, built on scaling laws, demonstrate unprecedented capabilities in processing and generating human-like text. Scaling laws refer to the predictable relationships between model performance and the size of the dataset, model parameters, and computational resources. While this approach has led to impressive results, it also presents significant challenges, particularly when training the latest iterations of LLMs.

Scaling Laws in AI: Challenges of Training New Generation LLMs

AI has sparked endless debates about whether it can truly think or if it simply processes information to give the illusion of thought. This question sits at the heart of AI’s role in our world, raising important concerns about what AI is capable of and how it works.

Can AI Think?

How would you feel about a future where AI + Healthcare work together to help doctors diagnose illnesses faster, assist in surgeries, and even support patients in their daily lives? This collaboration is already making a difference, as artificial intelligence is transforming the medical industry—improving patient care, streamlining hospital processes, and supporting healthcare professionals in ways that were once unimaginable. From software that analyzes medical data to robotic systems that perform precise surgeries, AI + Healthcare is showing remarkable results in efficiency and effectiveness. And this is just the beginning—the potential for growth in this field is vast.

The AskHandle Blog

Gemini 2.0: The Next Level of AI