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【课堂-新手攻略】什么是DeFi中的闪电贷？

This article delves into how DeFi leverages blockchain technology to transform the traditional financial system and focuses on the emergence and operation mechanism of flash loans, a new lending model. The article first introduces the vision of decentralized finance in DeFi and the successful practices of cryptocurrencies such as Bitcoin. It then explains how flash loans facilitate uncollateralized, rapid borrowing through smart contracts and their widespread application in time-sensitive arbitrage trading in the ever-changing financial market. The article also sheds light on the risks of market manipulation and protocol security challenges faced by flash loans, emphasizing the importance of enhancing DeFi's security and improving related mechanisms to promote the healthy development of the entire industry.

What Are Flash Loans in DeFi?

【课堂-新手攻略】如何将Arbitrum添加至MetaMask

This article guides readers on how to easily connect their MetaMask wallet to the Arbitrum network, allowing them to enjoy its efficient and low-cost transactions as well as access various dApps within the Ethereum ecosystem. The article provides a detailed description of the entire process, from installing MetaMask to setting it up, adding Arbitrum network parameters, and manually importing Arbitrum tokens. The goal is to help users seamlessly overcome barriers between different blockchain layers, fully leverage the advantages of emerging Layer 2 technology, enhance cryptocurrency trading efficiency, and ensure asset security.

Easily Connect Arbitrum to MetaMask

【课堂-新手攻略】什么是首次代币发行（ICO）？

This article examines the origins, basic concepts, and differences between ICOs and other fundraising methods such as IPOs, IEOs, and STOs. As a new blockchain-based financing tool, ICOs have disrupted traditional fundraising models with their unique advantages but also face risks such as market fluctuations, project evaluation difficulties, and unclear regulations. The article also analyzes the operation mechanism of ICOs and the content involved in selecting blockchain platforms, applying smart contracts, and setting presale rules. It emphasizes the need for initiators of ICOs to fully consider legal applicability and regulatory challenges, guiding investors to make wise decisions in high-risk environments.

What Is an ICO (Initial Coin Offering)?

【课堂-新手攻略】如何制定并实现个人财务目标

This article emphasizes the importance of setting personal financial goals and introduces a method for scientifically formulating and executing these goals using the SMART principle. It points out that optimizing expenses, increasing income, and risk management are indispensable for achieving financial goals. Cryptocurrency as a new tool provides a new path for wealth growth.

Defining Personal Financial Goals

【课堂-新手攻略】市场挂单方和市场吃单方详解

This article delves into the roles and interactions of key participants in financial market transactions - market makers and market takers - as well as their impact on market liquidity. The paper begins by explaining the concept of liquidity and its influence on trading smoothness and market vibrancy. It then goes on to detail how market makers create markets and provide liquidity through submitting limit orders, and how market takers influence prices by consuming these orders. Additionally, the discussion covers how trading platforms incentivize the behaviors of market makers and market takers through differentiated fee policies, ultimately shaping the mechanism for price formation. This article provides a theoretical foundation for understanding and utilizing these two roles, with significant implications for guiding trading strategies and promoting healthy market development.

Buy or Sell Orders? Exploring Market Order Books

【课堂-新手攻略】什么是元宇宙中的非同质化代币（NFT）虚拟土地？

This article delves into the metaverse, an immersive virtual world driven by blockchain technology, revealing how it ensures users' ownership and secure economic activities within this realm. Through an in-depth analysis of NFT virtual land, the text highlights that these assets not only serve as irreplaceable proof of ownership but also demonstrate diverse application potential in areas such as digital advertising, hosting social events, operating in-game assets, and remote work. As tech giants and prominent companies venture into the metaverse land market, investment and innovation activities in this field are thriving, indicating the emergence of a new integrated economy blending reality with the virtual world. When purchasing NFT land, investors should carefully consider key factors like project utility, platform influence, and market dynamics, while opting for legitimate channels to conduct transactions, adapting to this rapidly developing emerging domain.

What Is NFT Virtual Land in the Metaverse?

【课堂-新手攻略】技术分析（TA）中的8大常见错误

This article delves into the eight common pitfalls that novice traders often fall into when applying technical analysis: insufficient understanding and execution of stop-loss strategies, getting caught up in the whirlpool of frequent trading, making revenge trades influenced by emotions, relying too heavily on fixed rules while ignoring market changes, solely depending on technical indicators in extreme market environments, mistakenly believing that TA can absolutely predict market trends, and blindly imitating others' trading decisions instead of building a personal trading system. The aim of this article is to guide novice traders in recognizing and avoiding these errors, thereby improving their decision-making quality and risk management capabilities in financial markets and achieving stable investment returns.

Avoiding 7 Common Technical Analysis (TA) Mistakes

【课堂-新手攻略】什么是基本注意力代币（BAT）？

This article delves into the Basic Attention Token (BAT), a cryptocurrency designed to revolutionize the online advertising industry. By integrating with the Brave browser, BAT creates a new business model based on attention economics, making users' online attention a measurable and exchangeable value resource. Under this model, users receive BAT rewards for viewing personalized ads, content creators are compensated based on attracted attention, and advertisers can place ads more precisely and transparently. Not only does BAT enhance user experience, but it also addresses privacy leakage and inefficiency issues in traditional advertising models, suggesting that the future digital advertising ecosystem may evolve towards a more fair, interactive, and sustainable direction.

What Is Basic Attention Token (BAT)?

【课堂-新手攻略】正在创建元宇宙的6大国际巨头

This article focuses on the strategic roles and key technology applications of the world's six major tech giants in building the metaverse. As a grand concept that connects the real and virtual worlds across multiple dimensions, the metaverse requires the integration of cutting-edge technologies such as 3D modeling, real-time rendering, VR/AR, AI, blockchain, and high-speed networks to create an immersive shared space for economic activities. Companies like Tencent, Meta (formerly Facebook), Google, Apple, Microsoft, and Epic Games are deeply involved in the construction of the metaverse based on their respective strengths, ranging from social games, immersive computing, office scenarios, and blockchain finance. Through continuous innovation and collaboration, they aim to overcome existing challenges and jointly outline a new generation of internet forms filled with endless possibilities.

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