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Towards Data Science
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Parquet File Format – Everything You Need to Know!
- With the exponential growth of data, finding optimal ways to store various data flavors has become a significant challenge.
- Apache Parquet, existing since 2013, addresses the need for analyzing raw data efficiently.
- Parquet is preferred due to features like data compression, columnar storage, language agnosticism, open-source format, and support for complex data types.
- Comparing row-store and column-store approaches, Parquet's columnar storage enhances analytical query performance by scanning only necessary columns.
- Parquet introduces row groups, optimizing projection and predicate operations in OLAP scenarios.
- Metadata in Parquet files aids in improving query performance by providing essential data about data.
- Parquet enhances performance by skipping unnecessary data structures and applying compression algorithms like dictionary encoding and Run-Length-Encoding.
- Delta Lake, an enhanced version of Parquet, offers features like ACID compliance, time travel, and DML statements for advanced data management.
- Parquet file format stands out as an efficient storage option in the evolving data landscape, balancing memory consumption and query processing efficiency.
- Overall, Parquet's benefits make it a powerful choice for organizations dealing with diverse big data requirements.
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Medium
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What Template Literals Actually Do in JavaScript
- Template literals in JavaScript allow for string construction using backticks, which treat the string as a single structure with dynamic parts.
- Expressions inside ${} are treated as full JavaScript code and can include function calls, math operations, ternary checks, or property access.
- Template literals simplify string building, making code cleaner and easier to read compared to traditional concatenation methods.
- Tagged templates in JavaScript allow for custom string processing by handing control to a function during construction.
- Tagged templates break strings into sections, evaluate expressions, and pass parts to a function for custom formatting.
- Tag functions receive plain string sections and evaluated expressions as input and can shape the result in various ways.
- Tagged templates offer structured handling of dynamic content, making tasks like HTML escaping easier and more organized.
- Tagged templates are commonly used in CSS-in-JS libraries, query builders, markdown formatters, and translation functions.
- Regular template literals immediately build the string, while tagged templates delay final string construction until the tag function decides.
- Tagged templates provide greater control over string processing, allowing for logic injection, escaping, and custom formatting.
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Medium
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270
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The Lifecycle of a StringBuilder During Large Text Concatenation
- When you create a StringBuilder, it sets up an internal character array with a default capacity of 16 characters.
- You can specify a starting capacity to avoid frequent resizing of the internal buffer when building large strings.
- The buffer grows dynamically as you append more data, and the capacity never decreases automatically.
- Resizing occurs when the appended content overflows the current buffer, leading to a doubling of the capacity with a buffer compacting method available.
- Constant resizing due to capacity limitations can result in performance issues and unnecessary memory overhead.
- Estimating and setting a higher initial capacity can optimize memory usage and reduce the need for frequent reallocations.
- Appending different types of data to a StringBuilder triggers capacity checks and resizing logic to accommodate the new content.
- Temporary objects generated during append operations, like string conversions, add pressure on the garbage collector, impacting memory management.
- Reusing a StringBuilder by clearing its content with .setLength(0) can improve performance and memory usage, especially in resource-intensive tasks.
- Understanding the resizing behavior, memory implications, and performance considerations of a StringBuilder can help in writing efficient string manipulation code.
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Medium
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Why Refusing to Use AI Might Kill Your Dev Career
- Seniors who proudly refuse to use AI might find themselves at a disadvantage in the job market.
- Developers are divided between those eager to replace themselves with AI and the resistors who believe real developers don't need AI.
- AI enthusiasts may make mistakes by asking for complex systems and deploying them without thorough testing.
- Resistors can waste time by manually implementing code that could be automated with AI.
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Hackernoon
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Introducing $PUSS: The First “Meme-tility” Coin!
- PussFi has introduced $PUSS, a 'meme-tility' token combining meme culture with real-world utility on the Tron blockchain, available on Steemit.
- $PUSS stands out from traditional meme coins by offering practical uses within the PussFi ecosystem, providing earning opportunities for content creators and long-term value for holders.
- The vision of PussFi is to transform $PUSS into a full-fledged utility token with applications across various industries, integrating features like staking rewards and trading for increased post visibility.
- Future plans for PussFi include play-to-earn games, increased token access, and liquidity, aiming to build a sustainable Web3 ecosystem focused on community, technology, and real-world value.
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Hackernoon
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Edgen Launches "AI Super App," Democratizing Institutional-Grade Crypto Market Intelligence
- Edgen, the AI-native market intelligence platform, has launched its 'AI Super App' to democratize institutional-grade crypto market intelligence.
- The platform offers real-time social sentiment analysis, on-chain analytics, and AI agents for retail traders and analysts, previously only available to hedge funds.
- Funded by prominent ventures, Edgen provides an intelligence framework for traders to navigate markets effectively and make informed decisions in a fast-paced environment.
- Using an Efficient Decision Guidance Model (EDGM), Edgen ensures faster, contextually intelligent responses by coordinating specialized agents and data sources.
- Its interfaces include real-time Search, momentum Radar, crowd-sourced Insight feeds, and 'Aura,' a crowdsourced intelligence layer driving continuous learning.
- Edgen's incentive mechanism, Aura, rewards users for insightful contributions, aiming to amplify human judgment rather than replace it.
- The platform plans to introduce the Edgentic Marketplace for third-party developers to build custom workflows and AI agents atop its infrastructure.
- Edgen aims to democratize institutional-grade tools for all participants in the crypto space, providing universal access to sophisticated market insights and strategies.
- Through its Cognition-as-a-Service (CaaS) architecture, Edgen empowers traders with modular AI agents, social sentiment analysis, and on-chain analytics.
- The platform combines expertise from Wall Street quantitative trading specialists and Web3 protocol developers to enhance financial cognition in open finance.
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Hackernoon
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BC.GAME Unveils New Logo, Strengthens Crypto Integration In iGaming Ecosystem
- BC.GAME, a global Web3 iGaming platform, unveils a new logo and slogan 'Stay Untamed' to reflect its evolution in bridging traditional gaming with blockchain and cryptocurrency innovations.
- The new logo combines a lowercase 'b' and 'c' to symbolize the brand name and its association with the crypto world, emphasizing growth around its native token, $BC.
- BC.GAME integrates crypto technologies like the $BC token for player engagement, Provably Fair Gaming for transparency, and supports multi-crypto payments for borderless transactions.
- The platform offers over 8,000 slots, a sportsbook with real-time crypto wagering, BC Originals & Poker games, and features like crypto trading modes, with a focus on community-driven innovation and decentralization.
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Hackernoon
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Plutus Launches PLUS More On Base: A New Era Of Tokenised Loyalty Rewards
- Plutus pioneered tokenizing real-world assets (RWA) with Pluton in 2015, rewarding over $58M in savings over the past decade.
- Plutus launches PLUS More on Base, a new rewards system on the Ethereum Layer 2, redefining loyalty rewards in a decentralized manner.
- PLUS More enables tokenization of rewards for Plutus Card users in the UK & EU, with plans to expand to a broader marketplace and introduce FUEL network fee.
- Plutus aims for sustainable growth through PLUS More, FUEL network fee, and Rewards-as-a-Service (RaaS), with potential expansion to the US market.
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TechBullion
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Get 1GB Free Residential Proxies from NyronProxies: A Beginner’s Ultimate Guide
- NyronProxies is offering 1GB of free residential proxies, allowing users to access the internet more securely and efficiently.
- Residential proxies utilize real IP addresses from homes, making it harder for websites to detect or block users.
- These proxies are useful for tasks like price comparison, social media management, web scraping, ad verification, and accessing geo-restricted content.
- NyronProxies is known for its reliable proxy services, fast connections, ethical practices in acquiring IPs, and good customer support.
- New customers can avail the 1GB free plan to test residential proxies before committing to a subscription.
- To access the free proxies, users need to create an account, verify their email, and monitor data usage through a dashboard.
- The free 1GB can be used for tasks like web scraping, checking website appearance in different countries, managing multiple social media profiles, accessing geo-restricted content, and researching competitor prices.
- However, the free plan has limitations in terms of data usage, speed, and available IP address countries.
- Paid plans offer higher data allocation, faster speeds, more locations, dedicated IP addresses, and VIP customer support.
- NyronProxies’ free offering allows users to make an informed decision before investing in a paid plan, setting them apart from other providers.
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Medium
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289
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Flip the Switch, Not Your Whole Stack!
- CQRS (Command + Query Responsibility Segregation) can provide significant benefits with just a single database and well-named interfaces, rather than complex setups like dual databases and Kafka clusters.
- A simple five-file starter kit can transform controllers from being complex to crystal clear, making real-time dashboards and write workflows more manageable.
- Implementing a lightweight CQRS layer can offer a middle-ground solution between monolithic architectures and microservices for handling complex tasks efficiently.
- By using a small amount of MediatR wiring, developers can achieve the benefits of Clean Architecture while implementing pragmatic patterns that can scale effectively.
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TechBullion
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12 Questions About the Dating.com Online Dating Site You Were Too Embarrassed to Ask
- Dating.com is a global online dating platform connecting people from 150+ countries, designed for users aged 35 and up, offering advanced communication tools and professional moderation.
- The site starts with free registration, allowing users to create profiles, explore a global community, and connect with like-minded individuals using filters.
- Key features include Let’s Mingle, a popular tool for initiating chats, with 2.6 million users engaging in chats monthly, albeit messaging requiring Credits or a subscription.
- The platform operates under the Social Discovery Group, focusing on meaningful connections and trust-based virtual relationships.
- Dating.com prioritizes security with strict measures, including manual verification, moderation, and blocking suspicious accounts or fake profiles.
- It encourages openness and honesty, emphasizing meaningful connections through shared interests, conversations, and real-time interactions.
- The platform facilitates deeper connections through features like video calls, virtual gifts, and interactive games, fostering relationships based on shared values.
- Users can engage in conversations starting with shared interests, language exchanges, and virtual dates to overcome cultural barriers.
- Dating.com offers a premium model with a balance between free and paid features, allowing users to explore with limits before committing to a subscription.
- With advanced search options, filters, and video chat, users can save time and move into meaningful conversations sooner, catering to diverse connection goals.
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Tech Radar
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174
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Google Messages is finally getting a mentions feature for chats – here’s how it works
- Google Messages is introducing a mentions feature for group chats, similar to WhatsApp and Telegram.
- Speculation arose about the feature in March, and Android Authority has confirmed its functionality.
- Although the mentions feature is operational, it is not yet ready for an official rollout due to some issues encountered.
- The mentions feature allows users to highlight specific group chat members by typing '@' and selecting their name, although notifications to the mentioned member are not working properly at present.
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Medium
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362
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FAM Newsletter #57 — Blockchain Gaming Goes Mobile
- Blockchain gaming is making a shift towards mobile platforms, with titles like Axie Infinity and Splinterlands leading the way by enhancing user experiences and simplifying transactions.
- Games such as The Sandbox Mobile and Illuvium Mobile are implementing NFT-driven gameplay on smartphones, allowing players to trade assets seamlessly on mobile devices.
- Immutable X secured $60 million in funding to support developers focusing on mobile-first blockchain gaming, indicating growing industry confidence in the mobile sector.
- Challenges persist due to app store policies and transaction fees, leading developers to explore decentralized app stores and alternative distribution models for blockchain games.
- The mobile blockchain gaming sector presents vast opportunities for growth, innovation, and wider crypto adoption as developers overcome platform limitations.
- FAM Guild HQ will open in 2025, offering a physical space for virtual gaming communities to connect, bringing streaming, gameplay, and community events together.
- FAM is evolving its podcast with new styles and formats, promising engaging conversations in the Web3 space and inviting listeners to be part of the community.
- Creator Pages have been launched on the FAM website, providing tools for streamers to customize profiles and access premium features to enhance audience engagement.
- FAM Rentals offer discounted NFTs for community members, while active participants assist newcomers in diving into various gaming titles.
- The FAM ecosystem encourages collaboration and engagement through game-specific channels, partnerships, events, and community interactions, fostering growth in the Web3 space.
- Now is an opportune time to join FAM, connect with gamers, and explore the evolving landscape of Web3 together.
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Sdtimes
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289
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Boomi launches AI agent management solution at Boomi World 2025
- Boomi announced the general availability of Boomi Agentstudio, an AI agent management solution at Boomi World 2025.
- Boomi Agentstudio offers developers a no-code platform for designing, governing, and orchestrating AI agents.
- It supports the Model Context Protocol (MCP) and integrates with Amazon Q Business for grounding agents in a company's knowledge base.
- Boomi also released five new AI agents and integrated Boomi Data Integration into the Boomi Enterprise Platform at the event.
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Tech Radar
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165
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Finally, you can now 3D print your own parts to repair the products you buy - and I genuinely hope other companies follow Philips' lead
- Philips has launched an initiative called Philips Fixables, allowing customers to download and 3D print replacement parts for certain products.
- The program is currently in the early stages with a limited rollout, starting with a 3mm comb attachment for a Philips shaver.
- Customers can download the necessary files from Printables.com, and the success of the printed parts relies on following Philips's recommended print settings.
- While the expansion and timeline for additional components are unclear, this move towards open-source repair signals a shift towards supporting product longevity.
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