Aditya Chatterjee's Blog, page 2

Understanding Linux Namespaces: The Building Blocks of Containerization

Let me give you a rough idea of containerization metaphoricaly. Imagine living in a house with no rooms, utter chaos and no privacy, where everything blends together. Horrible right! Now, picture introducing rooms: suddenly, life feels organized and beautiful!(yes privacy too!) Similarly, containerization brings order to software development, creating isolated environments for applications. This way, chaos transforms into efficiency and clarity, making it easier to manage, deploy, and scale app...

Goals of Network Security

Table of ContentsIntroductionConfidentialityDefinitionProtocols to Ensure ConfidentialityAttacks on ConfidentialityIntegrityDefinitionProtocols to Ensure IntegrityAttacks on IntegrityAuthenticationDefinitionProtocols to Ensure AuthenticationAttacks on AuthenticationAvailabilityDefinitionProtocols to Ensure AvailabilityAttacks on Availability1. Introduction

Network security is a critical aspect of modern computer networks, ensuring the protection of data, systems,...

Basics of OOP in Java: Contact Book Program

Table of ContentsPrerequisitesIntroductionThe Contact classThe ContactBook classPutting it all together - The ContactBookClient classSummaryKey ConceptsConclusionPrerequistes

This OpenGenus article is intended for those who have knowledge of basic Java syntax such taking input/output from the user using Scanner, data types and variables, loops and conditions, classes and objects, exception handling and ArrayList and are ready to build their first project using object-oriented programm...

Exploring Randomness and Statistical Simulations in Online Games

The ever-changing online gaming world is built with randomness as an integral part. Randomness is needed because it gives variety and fun purely from the unpredictability of the fate of the characters' abilities.

However, the relentlessness of such simulations is built around a technical, rigorous framework beneath the randomness players put up with. These are fair and unpredictable; all players are on a level field.

Randomness in Game Design

Pixabay

A big part of gaming is randomness, not just...

Dodgeball game in PyGame [with source code]

Game development is an exciting and interesting area to explore for people who have just finished learning web/app development, or any person who's enthusiastic about gaming and coding. To get started with game development, you must know at least one programming language such as C++, C#, Java or Python. Generally, to develop a 2D/3D game, it would be more convenient to learn a game engine so that much of the complexity of designing your game graphics, rendering audio, animation, etc. is abstract...

Active Learning: How Machines Learn Better with Human Guidance

In machine learning, a large amount of labeled data is needed to train accrurate models. However labelling data can be time consuming and expensive, especially in domains like healthcare or autonomous driving. Active learning solves this problem by letting the model query a human expert for labels on the most uncertain or informative data points. This reduces the amount of labeled data needed which then speeds up the training process.

WHAT IS ACTIVE LEARNING?

Active learning is a type of machine...

Retrieval Augmented Generation (Concepts)

Generative AI (GenAI) is highly effective at producing text responses using Large Language Model (LLM), which are trained on vast amounts of data. The advantage is that the generated text is usually easy to understand and provides detailed, widely applicable answers to the input, or generally known as "prompts". However, the drawback is that AI's responses are limited to the data it was trained on, which may be outdated. In a company-specific AI chatbot, this can result in answers that don't ref...

Bilinear Upsampling

In this OpenGenus article, let us discuss Bilinear Upsampling which pops up quite bit in regards to image manipulation and processing in a greater detail.

ContentsIntroduction : UpsamplingUpsampling TechniquesBilinear UpsamplingPseudocode ImplementationPrecautionsApplicationsKey-takeawaysIntroduction : Upsampling

In image processing, upsampling refers to the process of increasing the resolution or dimensions of an image by adding new pixels between the existing ones. The goal is to mak...

Chameleon Hash: Balancing Security and Flexibility in Cryptographic Hashing

Key Takeaways

Chameleon hashes allow authorized users to create hash collisions using a secret trapdoor key, which enables them to alter data while still producing valid hashes.They reduce the need for recomputing hashes for entire datasets.Chameleon hashes are useful in secure digital signatures, mutable blockchains, and privacy-preserving systems.Potential vulnerabilities, such as trapdoor disclosure, must be managed to ensure system integrity.Continued advancements aim to enhance the sec...

Physical and Architectural Constraints in CPUs and GPUs

Key Takeaways:

Quantum and Thermal Limits: As transistors shrink, quantum effects and thermal constraints pose challenges to CPU and GPU efficiency.Transistor Scaling Issues: Transistors under 5 nm face increased leakage and unpredictable behavior, which limits reliability.Thermal Management: Increasing power and heat generation requires advanced cooling systems as traditional methods are no longer sufficient.Heat Dissipation Limits: Materials like copper and carbon nanotubes have limits, an...