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We attempted to explain how it works in this video. We will cover: – Large Language Model – GPT-3.5 – Fine-tuning – Prompt engineering – How to answer a prompt Watch and subscribe here (YouTube video):[...]

A good engineer needs to recognize how data structures are used in our daily lives. list: keep your Twitter feeds stack: support undo/redo of the word editor queue: keep printer jobs, or send user actions in-game heap: task scheduling tree: keep the HTML document, or for AI decision suffix tree: for searching string in a[...]

The concepts of DevOps, SRE, and Platform Engineering have emerged at different times and have been developed by various individuals and organizations. By guest author Xiong Wang DevOps as a concept was introduced in 2009 by Patrick Debois and Andrew Shafer at the Agile conference. They sought to bridge the gap between software development and operations by[...]

The diagram below shows the process. Note that the architectures for different databases are different, the diagram demonstrates some common designs. Step 1 – A SQL statement is sent to the database via a transport layer protocol (e.g.TCP). Step 2 – The SQL statement is sent to the command parser, where it goes through syntactic[...]

The success of a software application often hinges on the choice of the right databases. As developers, we’re faced with a vast array of database options. It is crucial for us to understand the differences between these options and how to select the ones that best align with our project’s requirements. A complex application usually[...]

By Love Sharma Developing a robust, scalable, and efficient system can be daunting. However, understanding the key concepts and components can make the process more manageable. In this blog post, we’ll explore essential system design components such as DNS, load balancing, API Gateway, and more, along with a concise cheat sheet that can help developers[...]

It’s a powerful tool that can be used to create iterator methods that return a sequence of values one at a time. 𝗛𝗲𝗿𝗲’𝘀 𝗵𝗼𝘄 𝗶𝘁 𝘄𝗼𝗿𝗸𝘀 When the 𝘆𝗶𝗲𝗹𝗱 return statement is executed in the iterator method, the current value is returned as the next element in the sequence, and the execution of the method[...]

by Sami Belhadj Technical debt is a common challenge for software development teams, often leading to increased costs, slower time-to-market, and reduced customer satisfaction. Fortunately, there is a secret weapon that can help organizations pay off their technical debt and achieve greater reliability and scalability: Site Reliability Engineers, or SREs. In this article, we’ll explore[...]

Why is a credit card called a “𝐜𝐫𝐞𝐝𝐢𝐭” card? Why is a debit card called a “𝐝𝐞𝐛𝐢𝐭” card? 👇 An example of a debit card payment is shown in the diagram below. 🔸 Each transaction in the business system is transformed into at least two journal lines in the ledger system. This is called 𝐝𝐨𝐮𝐛𝐥𝐞-𝐞𝐧𝐭𝐫𝐲...

What is the revenue model for BNPL providers? The growth of BNPL has been dramatic in recent years. The BNPL provider represents the primary interface between the merchants and the customers for both eCommerce and POS (Point of Sale). The diagram below shows how the process works: Step 0. Bob registers with AfterPay. An approved...

The Society for Worldwide Interbank Financial Telecommunication (SWIFT) is the main secure 𝐦𝐞𝐬𝐬𝐚𝐠𝐢𝐧𝐠 𝐬𝐲𝐬𝐭𝐞𝐦 that links the world’s banks. The Belgium-based system is run by its member banks and handles 𝐦𝐢𝐥𝐥𝐢𝐨𝐧𝐬 𝐨𝐟 𝐩𝐚𝐲𝐦𝐞𝐧𝐭 𝐦𝐞𝐬𝐬𝐚𝐠𝐞𝐬 per day. The diagram below illustrates how payment messages are transmitted from Bank A (in New York) to Bank B (in...

This book shows how blockchain technology can transform the Internet, connecting global businesses in disruptive ways. It offers a comprehensive and multi-faceted examination of the potential of distributed ledger technology (DLT) from a new perspective: as an enabler of the Internet of Value (IoV).    The authors discuss applications of blockchain technology to the financial services domain, e.g. in real estate, insurance and the emerging Decentralised Finance (DeFi) movement. They also cover applications to the media and e-commerce domains.  DLT’s impacts on the circular economy, marketplace, Internet of Things (IoT) and oracle business models are also investigated. In closing, the book provides outlooks on the evolution of DLT, as well as the systemic governance and privacy risks of the IoV.  ...