Apache DolphinScheduler is a distributed, decentralized, and scalable visual DAG workflow task scheduling systeåm. It is committed to solving the complex dependencies in data processing workflows, making the scheduling system ready-to-use out of the box. Ambari is a tool for managing Hadoop clusters. Although Ambari does not directly support the installation of DolphinScheduler, we can … Read more
Following my recent piece on Bitcoin’s centralization concerns, a fellow Pacific Islander and blockchain entrepreneur raised an awesome question about the practical implications of a hard fork in our current landscape. His inquiry cuts to the heart of our challenge on how effective would a hard fork be when most Bitcoin is already mined and … Read more
:::info Authors: (1) Jorge Francisco Garcia-Samartın, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, Spain (jorge.gsamartin@upm.es); (2) Adrian Rieker, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, … Read more
:::info Authors: (1) Jorge Francisco Garcia-Samartın, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, Spain (jorge.gsamartin@upm.es); (2) Adrian Rieker, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, … Read more
:::info Authors: (1) Jorge Francisco Garcia-Samartın, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, Spain (jorge.gsamartin@upm.es); (2) Adrian Rieker, Centro de Automatica y Robotica (UPM-CSIC), Universidad Politecnica de Madrid — Consejo Superior de Investigaciones Cientıficas, Jose Gutierrez Abascal 2, 28006 Madrid, … Read more
Naptha.AI a modular AI platform for autonomous agents, is delighted to announce the launch of Version One of its multiagent, collaborative software platform, which will enable developers to build AI applications, conduct AI research, and scale cooperative AI agents on the agentic web, and allow for the autonomous coordination of 1M AI agents from over … Read more
LOS ANGELES, United Stats, California, February 12th, 2025/Chainwire/–The Sandbox– the social gaming metaverse where people come together to create, connect, and play – today released its next major platform update and the next evolution in its vision to give the new generation of creators the tools to craft long-form content via immersive, interactive games and … Read more
As Valentine’s Day draws near, Dating.com is revolutionizing digital dating with Virtual Spaces — a breathtakingly immersive way for singles to meet, interact, and build real connections in a fully customized online world. A Digital Story, Tailored for You Picture this: a virtual space designed just for you and your match, where your 3D digital persona — crafted from … Read more
Hi, I’m Alena, QA Lead! In this article I will talk about testing online chats running on WebSocket. I will provide a comprehensive checklist of checks, analyze what types of testing are needed and provide practical examples of using test design techniques. Let’s start with theory and discuss, What is WebSocket? The WebSocket protocol is … Read more
Step-by-Step Guide to Implementing a Physical Standby Database Using Data Guard Broker in Oracle 21c Introduction Oracle Data Guard is an essential feature for ensuring high availability, data protection, and disaster recovery. With Oracle 21c, setting up a physical standby database is simplified using the Data Guard Broker. This guide provides a step-by-step approach to … Read more
When you open a mobile app to check the weather, you see beautifully visualized maps with clouds, rain, or thunderstorms. But where does this information come from? In this article, I’ll explain how weather data travels from complex meteorological systems to your smartphone, focusing on the technical details. How Weather Radars and Satellites Work Modern … Read more
Rising card fees and chargebacks create unnecessary costs, while customers now expect instant, seamless payment experience. Pay-by-bank is the smarter alternative, and it’s growing impossible for businesses to ignore. Pay-by-bank is an account-to-account payment method powered by open banking. Banks securely share APIs with licensed providers, and users authorise payments directly through their bank’s interface. … Read more
At the end of 2024, Lumoz released its 2025 roadmap, clearly stating its ongoing commitment to deepening its focus on ZK and AI technologies, with plans to officially launch Lumoz Chain in Q1 of 2025. The core components of Lumoz Chain include the Verifier node and the Compute Node. The Verifier node provides validation services … Read more
The Bitcoin blockchain, 10,000 years from now, will be all over the cosmos With it, we shall navigate to other planets. For it will be spice melange, and one of our most powerful memes. With it, we shall do capital reallocation experiments that would break current fiat rails.
After the highly anticipated arrival of America’s new crypto-loving leader, we thought that prices would just go up. New macroeconomic forces driven by a new political paradigm would be the fuel for new market participants to flood into crypto! But things didn’t go quite as planned…. Alts getting slaughtered, n Presidents rugpulling memecoins, n and … Read more
How are you, hacker? 🪐Want to know what’s trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending stories of the day! Set email preference here. ## Win Up to $2000 in the #blockchain Writing Contest by Aleph Cloud and HackerNoon By @hackernooncontests [ 3 Min read ] … Read more
Testing software and making it easy to do so has been an interest of mine for a few years now. This interest is now more focused on frontend applications that used to be. More specifically, for reactjs applications. It’s been a few months now that I have been diving into a five to ten-year-old reactjs … Read more
If you’re into music production like I am, you might know Rick Rubin. He is a legendary producer and famously said, “I have no technical ability, and I know nothing about music.” At first, that might sound like he’s selling himself short, but it’s actually a testament to his genius. Rubin doesn’t sweat the small … Read more
When it comes to documenting Application Programming Interfaces (APIs), the most popular format is the OpenAPI Specification (OAS). It provides a standardized, easy-to-read, and machine-friendly way to describe APIs. This helps developers, testers, and technical writers understand and work with your API more easily. This specification is often written in YAML, allowing automatic documentation generation, … Read more
When you ignore your inheritance, you will have trouble with your parents TL;DR: Subclasses should honor ALL their parent’s contract. Problems 😔 Wrong abstraction Subclassification for code reuse Misleading hierarchy Unused or overridden methods Unnecessary complexity Liskov Principle Violation Maintenanabiilty YoYo Hierachies Concrete classes subclassified Solutions 😃 Favor composition over inheritance Don’t subclassify for code … Read more
I recently conducted an experiment as part of a company project – and I’m excited (and a little frustrated) to share my findings. While I’ve been using OpenAI models for a long time, I decided to test out DeepSeek (which is everywhere these days) to see if its much‑talked‑about low cost really translates into great … Read more
Cypherpunks are privacy activists who advocate for freedom of speech and apply cryptographic tools to protect our data or funds —in the case of those who work with cryptocurrencies and related endeavors. For instance, Satoshi Nakamoto is, of course, a cypherpunk, and also is the WikiLeaks founder, Julian Assange. Closer to the latter, we also … Read more
LONDON, UK, February 12th, 2025/Chainwire/–Hivello, a DePIN aggregator that enables users to earn by monetizing idle computer resources across multiple decentralized networks, has announced the launch of its $HVLO token on Raydium, live today at 11:00 AM UTC following yesterday’s listings on MEXC and Gate.io. This significant milestone underscores Hivello’s commitment to decentralization, making the … Read more
In June 2023, as Apple announced the Vision Pro, I had an idea that could work well on the headset—a collection of looped videos playing alongside your day-to-day usage. I already had an app that could do this called Christmas Chill, something I built when the 1st Apple TV supporting an App Store was made … Read more
Seychelles, VICTORIA, February 12th, 2025/Chainwire/–BYDFi, a well-known crypto exchange, officially announced the upcoming launch of its new Web3 on-chain trading platform, MoonX. Specifically designed for meme traders, MoonX aims to provide a fast, secure, and intuitive on-chain trading experience. The platform integrates core security technologies from Safeheron, a self-custody platform for digital assets, leveraging cutting-edge … Read more
How are you, hacker? 🪐 What’s happening in tech today, February 12, 2025? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, we present you with these top quality stories. From Before AI Predicts Your Social Life, It Needs to Clean Its Data to Climb the Ranks: 3 Actionable Tips … Read more
In this post we’ll continue working on link prediction with the Twitch dataset. We already have the graph data exported from Neptune using the neptune-export utility and the ‘neptune_ml’ profile. The previous steps are described in parts 2 and 1 of this guide. Read part 1 here and part 2 here. The data is currently … Read more
Jakarta, Indonesia, February 11th, 2025, Chainwire Key Takeaways: Significant Trading Growth: PINTU’s trading volume surged over 150% YoY from January 2024 to January 2025, with Monthly Trading Users (MTU) increasing by more than 100%. AI & Meme Tokens Lead Market Growth: AI tokens saw a 1,200% increase in trading volume, while meme tokens grew 230%, … Read more
TikTok Shop is generally safe to buy from, but it’s important to be careful when purchasing from the online marketplace. TikTok Shop is a segment of TikTok that allows you to buy items from your favorite content creators and influencers. The online marketplace launched in the U.S. in September 2023, and approximately 5% of all American consumers … Read more
How are you, hacker? 🪐Want to know what’s trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending stories of the day! Set email preference here. ## Developers Are Ditching Basic Text Editors—Here’s What They Want Instead By @filestack [ 6 Min read ] Many developers find that … Read more