Jump to content

Welcome to CodeNameJessica

✨ Welcome to CodeNameJessica! ✨

💻 Where tech meets community.

Hello, Guest! 👋
You're just a few clicks away from joining an exclusive space for tech enthusiasts, problem-solvers, and lifelong learners like you.

🔐 Why Join?
By becoming a member of CodeNameJessica, you’ll get access to:
✅ In-depth discussions on Linux, Security, Server Administration, Programming, and more
✅ Exclusive resources, tools, and scripts for IT professionals
✅ A supportive community of like-minded individuals to share ideas, solve problems, and learn together
✅ Project showcases, guides, and tutorials from our members
✅ Personalized profiles and direct messaging to collaborate with other techies

🌐 Sign Up Now and Unlock Full Access!
As a guest, you're seeing just a glimpse of what we offer. Don't miss out on the complete experience! Create a free account today and start exploring everything CodeNameJessica has to offer.

CodeName Blogs

Featured Entries

Programming

17 Subtle Rules of Software Engineering

List By: Miko Pawlikowski  Descriptions By: Jessica Brown Published: December 29, 2024 Software engineering is a discipline that balances technical precision, creativity, and collaboration. These 17 subtle rules provide insights to improve the quality of code, foster teamwork, and guide sustainable practices. 0. Stop Falling in Love with Your Own Code When you become too attached to your code, you may resist valuable feedback or overlook its flaws. Always prioritize the quality of the solution
Book Recommendations

Why Every SysAdmin Should Understand ISO/IEC 27001:2022

In today’s digital landscape, the role of a System Administrator (SysAdmin) extends far beyond server uptime and software updates. With cyber threats evolving daily, understanding key information security standards like ISO/IEC 27001:2022 is no longer optional, it’s essential. This international standard provides a robust framework for establishing, implementing, maintaining, and continuously improving an Information Security Management System (ISMS). For SysAdmins, mastering ISO/IEC 27001 isn’t
Tutorials

Harden and Secure Linux Servers by Level (1 - 6)

Securing a Linux server is an ongoing challenge. Every day, bad actors attempt to penetrate systems worldwide, using VPNs, IP spoofing, and other evasion tactics to obscure their origins. The source of an attack is often the least of your concerns, what matters most is implementing strong security measures to deter threats and protect your infrastructure. Hardening your servers not only makes them more resilient but also forces attackers to either move on or, ideally, abandon their efforts altog
Book Recommendations

📚 Recommended Cloud Computing Books to Read for Jan. 31, 2025

Cloud Computing and Security Author(s): Xingming Sun, Alex Liu, Han-Chieh Chao, Elisa Bertino Subject: cloud_computing Title: Unraveling the Intricacies of Cloud Computing a Review of 'Cloud Computing and Security' by Xingming Sun, Alex Liu, Han-Chieh Chao, Elisa Bertino A Definitive Guide to the Cloud No phenomenon has revolutionized the world of Information Technology in the 21st century quite like cloud computing. It's all around us, powering our personal devices, organizational infrastructu
Book Recommendations

📚 Recommended Servers Books to Read for Jan. 31, 2025

Web Server Programming Author(s): Neil Gray Subject: servers 'Web Server Programming' Explored: An Enlightening Dive into Digital Engineering As someone deeply entrenched in the world of literature, there are books that unravel their mysteries instantly and others that unfold their knowledge meticulously. Falling gleefully into the latter category is Web Server Programming by Neil Gray. In this technologically intensive era, Gray masterfully deciphers the art of web server programming, venturing
Programming

Understanding the MVVM Structure in Programming

The Model-View-ViewModel (MVVM) architectural pattern is widely used in modern software development for creating applications with a clean separation between user interface (UI) and business logic. Originating from Microsoft's WPF (Windows Presentation Foundation) framework, MVVM has found applications in various programming environments, including web development frameworks like Vue.js, Angular, and React (when combined with state management libraries). What is MVVM? The MVVM pattern

BugFree

by: aiparabellum.com Mon, 30 Dec 2024 02:06:14 +0000 BugFree.ai is a cutting-edge platform designed to help professionals and aspiring candidates prepare for system design and behavioral interviews. Much like Leetcode prepares users for technical coding challenges, BugFree.ai focuses on enhancing your skills in system design and behavioral interviews, making it an indispensable tool for anyone aiming to succeed in technical interviews. This platform offers a unique approach by combining gui

BugFree

by: aiparabellum.com Mon, 30 Dec 2024 02:06:14 +0000 BugFree.ai is a cutting-edge platform designed to help professionals and aspiring candidates prepare for system design and behavioral interviews. Much like Leetcode prepares users for technical coding challenges, BugFree.ai focuses on enhancing your skills in system design and behavioral interviews, making it an indispensable tool for anyone aiming to succeed in technical interviews. This platform offers a unique approach by combining gui
Programming

Creating a VueJS Application from Scratch on Windows and Linux

Vue.js is a versatile and progressive JavaScript framework for building user interfaces. Its simplicity and powerful features make it an excellent choice for modern web applications. In this article, we will walk through creating a VueJS application from scratch on both Windows and Linux. Prerequisites Before starting, ensure you have the following tools installed on your system: For Windows: Node.js and npm Download and install from Node.js official website.
Webhosting

Error 413: Handling Content Too Large for a Website

Uploading large files to a website can fail due to server-side limitations on file size. This issue is typically caused by default configurations of web servers like Nginx or Apache, or by PHP settings for sites using PHP. This guide explains how to adjust these settings and provides detailed examples for common scenarios. For Nginx Nginx limits the size of client requests using the client_max_body_size directive. If this value is exceeded, Nginx will return a 413 Request Entity T
Linux

What Will 2025 Bring for Linux Operating Systems?

The Linux operating system has continually evolved from a niche platform for tech enthusiasts into a critical pillar of modern technology. As the backbone of everything from servers and supercomputers to mobile devices and embedded systems, Linux drives innovation across industries. Looking ahead to 2025, several key developments and trends are set to shape its future. Linux in Cloud and Edge Computing As the foundation of cloud infrastructure, Linux distributions such as Ubuntu Server

How to Use Associative Arrays in Bash

imageIn Bash version 4, associative arrays were introduced, and from that point, they solved my biggest problem with arrays in Bash—indexing. Associative arrays allow you to create key-value pairs, offering a more flexible way to handle data compared to indexed arrays. In simple terms, you can store and retrieve data using string keys, rather than numeric indices as in traditional indexed arrays. But before we begin, make sure you are running the bash version 4 or above by checking the bash ver
Homelab

9 Dashboard Tools to Manage Your Homelab Effectively

by: Abhishek Kumar I host nearly all the services I use on a bunch of Raspberry Pis and other hardware scattered across my little network. From media servers to automation tools, it's all there. But let me tell you, the more services you run, the more chaotic it gets. Trying to remember which server is running what, and keeping tabs on their status, can quickly turn into a nightmare. That's where dashboards come to the rescue. They're not just eye candy; they're sanity savers. These handy tools
Hosting

Why I Choose IONOS Web Hosting

As someone who has worked with numerous hosting providers over the years, I can confidently say that IONOS stands out as a superior choice for web hosting. Their servers are not only robust but also incredibly cost-effective, offering features and performance that rival much pricier competitors. Let me share why I’ve been so impressed with their services and why you might want to consider them for your own projects. Exceptional Features at an Affordable Price IONOS provides a wide rang
Theories

The Dead Internet Theory: A Digital Ghost Town or a New Reality?

The internet is deeply embedded in modern life, serving as a platform for communication, commerce, education, and entertainment. However, the Dead Internet Theory questions the authenticity of this digital ecosystem. Proponents suggest that much of the internet is no longer powered by genuine human activity but by bots, AI-generated content, and automated systems. This article delves into the theory, its claims, evidence, counterarguments, and broader implications. Understanding the Dead In

What is AI? The Ultimate Guide to Artificial Intelligence

by: aiparabellum.com Wed, 25 Dec 2024 10:23:04 +0000 Welcome to your deep dive into the fascinating world of Artificial Intelligence (AI). In this in-depth guide, you’ll discover exactly what AI is, why it matters, how it works, and where it’s headed. So if you want to learn about AI from the ground up—and gain a clear picture of its impact on everything from tech startups to our daily lives—you’re in the right place. Let’s get started! Chapter 1: Introduction to AI Fundamentals Def

What is AI? The Ultimate Guide to Artificial Intelligence

by: aiparabellum.com Wed, 25 Dec 2024 10:23:04 +0000 Welcome to your deep dive into the fascinating world of Artificial Intelligence (AI). In this in-depth guide, you’ll discover exactly what AI is, why it matters, how it works, and where it’s headed. So if you want to learn about AI from the ground up—and gain a clear picture of its impact on everything from tech startups to our daily lives—you’re in the right place. Let’s get started! Chapter 1: Introduction to AI Fundamentals Def

How to Install ZSH shell on Rocky Linux

In this post I will show you how to install the ZSH shell on Rocky Linux. ZSH is an alternate shell that some people prefer instead of BASH shell. Some people say ZSH has better auto-completion, theme support, and plugin system. If you want to give ZSH a try its quite easy to install and give it a try. This post is focused on the Rocky Linux user and how to install ZSH and get started with its usage. Before installing anything new, it’s good practice to update your system packages: sudo dnf

SmartStudi Sidebar

by: aiparabellum.com Tue, 24 Dec 2024 02:33:06 +0000 https://chromewebstore.google.com/detail/smartstudi-sidebar-ai-det/hcbkeogkclchohipphaajhjhdcpnejko?pli=1 SmartStudi Sidebar is a versatile Chrome extension designed for content creators, researchers, and writers who require advanced AI tools. This extension integrates seamlessly into your workflow, offering features like AI detection, paraphrasing, grammar checking, and more. With its compact sidebar design, SmartStudi enhances productiv

A CSS Wishlist for 2025

by: Juan Diego Rodríguez Mon, 23 Dec 2024 15:07:41 +0000 2024 has been one of the greatest years for CSS: cross-document view transitions, scroll-driven animations, anchor positioning, animate to height: auto, and many others. It seems out of touch to ask, but what else do we want from CSS? Well, many things! We put our heads together and came up with a few ideas… including several of yours. Geoff’s wishlist I’m of the mind that we already have a BUNCH of wonderful CSS goodies the

Performance Optimization for Django-Powered Websites on Shared Hosting

by: Musfiqur Rahman Sat, 21 Dec 2024 10:54:44 GMT Running a Django site on shared hosting can be really agonizing. It's budget-friendly, sure, but it comes with strings attached: sluggish response time and unexpected server hiccups. It kind of makes you want to give up. Luckily, with a few fixes here and there, you can get your site running way smoother. It may not be perfect, but it gets the job done. Ready to level up your site? Let’s dive into these simple tricks that’ll make a huge differe

Chris’ Corner: Element-ary, My Dear Developer

by: Chris Coyier Mon, 16 Dec 2024 18:00:56 +0000 I coded a thingy the other day and I made it a web component because it occurred to me that was probably the correct approach. Not to mention they are on the mind a bit with the news of React 19 dropping with full support. My component is content-heavy HTML with a smidge of dynamic data and interactivity. So: I left the semantic, accessible, content-focused HTML inside the custom element. Server-side rendered, if you will. If the JavaScript

How to Change DPI: Adjusting Image Resolution

By: Joshua Njiru Wed, 11 Dec 2024 13:49:42 +0000 What is DPI and Why Does It Matter? DPI, or Dots Per Inch, is a critical measurement in digital and print imaging that determines the quality and clarity of your images. Whether you’re a photographer, graphic designer, or just someone looking to print high-quality photos, understanding how to change DPI is essential for achieving the best possible results. What are the Basics of DPI DPI refers to the number of individual dots that can be place

NovelAI

by: aiparabellum.com Thu, 05 Dec 2024 04:40:38 +0000 NovelAI stands out as a revolutionary tool in the realm of digital storytelling, combining the power of advanced artificial intelligence with the creative impulses of its users. This platform is not just a simple writing assistant; it is an expansive environment where stories come to life through text and images. NovelAI offers unique features that cater to both seasoned writers and those who are just beginning to explore the art of storytell

Understanding Malware: A Guide for Software Developers and Security Professionals

by: Zainab Sutarwala Tue, 15 Oct 2024 17:25:10 +0000 Malware or malicious software brings significant threats to both individuals and organisations. It is important to understand why malware is critical for software developers and security professionals, as it helps to protect systems, safeguard sensitive information, and maintain effective operations. In this blog, we will provide detailed insights into malware, its impacts and other prevention strategies. Stay with us till the end. Wh

Project Tazama, A Project Hosted by LF Charities With Support From the Gates Foundation, Receives Digital Public Good Designation.

By: Linux.com Editorial Staff Tue, 08 Oct 2024 13:50:45 +0000 Exciting news! The Tazama project is officially a Digital Public Good having met the criteria to be accepted to the Digital Public Goods Alliance ! Tazama is a groundbreaking open source software solution for real-time fraud prevention, and offers the first-ever open source platform dedicated to enhancing fraud management in digital payments. Historically, the financial industry has grappled with proprietary and often costly

Securing Your Email Sending With Python: Authentication and Encryption

by: Ivan Djuric Thu, 19 Sep 2024 02:29:13 GMT Email encryption and authentication are modern security techniques that you can use to protect your emails and their content from unauthorized access. Everyone, from individuals to business owners, uses emails for official communication, which may contain sensitive information. Therefore, securing emails is important, especially when cyberattacks like phishing, smishing, etc. are soaring high. In this article, I'll discuss how to send emails in Py

Using Proxies in Web Scraping – All You Need to Know

by: Leonardo Rodriguez Thu, 12 Sep 2024 13:23:00 GMT Introduction Web scraping typically refers to an automated process of collecting data from websites. On a high level, you're essentially making a bot that visits a website, detects the data you're interested in, and then stores it into some appropriate data structure, so you can easily analyze and access it later. However, if you're concerned about your anonymity on the Internet, you should probably take a little more care when scraping the

Important Information

Terms of Use Privacy Policy Guidelines We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.

Configure browser push notifications
Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.