~hackernoon | Bookmarks (1891)

Optionals in Swift allow a variable to hold a value or be empty (nil) This is particularly useful when data comes from unstable sources, like user input, databases, or servers, where data presence isn’t always guaranteed. Using Optionals is an essential part of iOS development, especially when dealing with data from users or external sources.

Discover the full power of Flutter with this advanced guide to custom render objects. Learn how to handcraft complex UI components from scratch, optimize rendering performance, and ensure your app's look and feel stands out for the best experience.

Cairo is designed to be a highly optimized provable programming language, and it just so happens that STARKs are great for scaling Ethereum, too, because verifying a proof takes less time than executing the program with the same inputs. Hence, Starknet is quite literally written in Cairo with the goal of scaling Ethereum and building Web3 applications. Starknet enhances Ethereum’s scalability by enabling the...

While data tools today are more powerful than ever, most organizations still find data platforms complex and costly to maintain. What's wrong with how we build data platforms today?

Disaster can come in many flavors, ranging from natural disasters to hardware failures, misconfiguration, and cyberattacks. The problem with cyberattacks is that we risk having our data stolen and wonder if the rest of the data is trustworthy. Maybe the attack was a sleight of hand, and the primary objective was to introduce malicious data that would haunt the organization forever.

Rocket has teamed up wiath M3 DAO, MetaMars, and VooPay to build a transformative alliance focused on reshaping the digital economy.

Amazon and Netflix have adopted very different strategies to incorporate ad tiers. Which is right? Both are.

Promptable segmentation is evaluated using uniform point grids and bounding boxes on diverse datasets. Oracle performance is measured with 1-pt and 1-box IoU, showcasing the effectiveness of the approach across datasets like iShape, which includes antenna, branch, fence, and more.

The philosophy of Karma, in short, is: do good things, and good things will happen to you. The Karma system visualizes this process and simultaneously incentivizes users to do good for others.

We’ve all seen significant changes in user acquisition (UA) advertising in the last few years. But we still see that for channels like Facebook, TikTok, etc. “Creative is king.” Despite this, many teams still face challenges with systematically working processes with creatives, struggling to catch users’ attention a...

How are you, hacker? 🪐 What’s happening in tech today, November 13, 2024? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, The Holland Tunnel Opened in 1927, 4 World Trade Center officially opened in 2013, The Nevado Del Ruiz Volcano Erupted in Colombia in 1985, and we pr...

The Uni-OVSeg framework leverages a ConvNext-based CLIP model, multi-scale pixel decoding, and visual prompt encoders to achieve high performance in open-vocabulary segmentation. Key innovations include a multi-scale feature adapter for enhanced pixel feature refinement, making it a powerful solution for weakly-supervised image segmentation tasks.

Shoukathali Jambagi, an Accenture Manager and Solution Architect, leverages 17 years of experience to align technology with business objectives, driving transformation in CPG, pharmaceuticals, and manufacturing. His approach focuses on data-driven decision-making, cross-functional collaboration, and phased strategies that deliver sustained value and competitive edge.

Syed Aamir Aarfi, a Senior Product Manager, leads AI/ML integration across industries like e-commerce, SaaS, and supply chain, prioritizing customer-centered, data-driven solutions. With a pragmatic approach, he combines innovative AI tools with real-world applications, aiming for sustainable impact and continuous improvement.

All financial apps must give advice to users, not just graphs, that's why I created my own Fuku app.

Building a scalable marketplace MVP using Medusa JS involves selecting the right tech stack and implementing custom features like product listings, messaging, and shipping. Medusa's extensibility and modular setup make it ideal for adding marketplace-specific logic, while integrations with tools like Redis, Algolia, and Shippo support performance and functionality. This guide walks through the technical decisions and customizations needed to bring a niche marketplace...

While playing music on your phone can be distracting for some, the objective of this article is to show you easy steps to turn your distraction tool into a weapon of productivity.

PassMe.ai is an advanced AI humanizer that can bypass ZeroGPT. It reworks the content to sound more human-like, which enables it to bypass AI detection with excellent readability. The output this tool produces is also guaranteed to be 100% duplicate-free, so you should have no trouble passing any plagiarism scan.

PassMe.AI is an AI humanizer with a 100% effectiveness rating. With its powerful, high-end technology, it can transform any piece of AI-generated text in order to beat AI detectors. Testing shows that this tool is able to bypass a whole bunch of detectors consistently, including GPTZero.

Wondershare Filmora 14 introduces the Magnetic Timeline, a feature designed to simplify video editing by automatically aligning clips and eliminating gaps, making it easier for creators to produce polished content quickly and efficiently. Ideal for both vloggers and corporate marketers, Filmora 14's new tools enhance productivity and creativity in video editing.

Appium acts as a bridge between your test script and your mobile device or simulator. When you write a test case, Appium translates each action—like tapping, swiping, or entering text—into commands that the mobile operating system can understand. We will continue in the next part where we look at the folder structure, pom.xml file, and writing our first test.