The real use of battle royale in the dual currency system has not yet happened. Conclusion In August 2023, the MakerDAO ecological lending protocol Spark gave an annualized return of $DAI8%. Then Sun Chi entered in batches, investing a total of 230,000 $stETH, accounting for more than 15% of Spark's deposits, forcing MakerDAO to make an emergency proposal to lower the interest rate to 5%. MakerDAO's original intention was to "subsidize" the usage rate of $DAI, almost becoming Justin Sun's Solo Yield. July 2025, Ethe

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Introduction to Statistical Arbitrage Statistical Arbitrage is a trading method that captures price mismatch in the financial market based on mathematical models. Its core philosophy stems from mean regression, that is, asset prices may deviate from long-term trends in the short term, but will eventually return to their historical average. Traders use statistical methods to analyze the correlation between assets and look for portfolios that usually change synchronously. When the price relationship of these assets is abnormally deviated, arbitrage opportunities arise. In the cryptocurrency market, statistical arbitrage is particularly prevalent, mainly due to the inefficiency and drastic fluctuations of the market itself. Unlike traditional financial markets, cryptocurrencies operate around the clock and their prices are highly susceptible to breaking news, social media sentiment and technology upgrades. This constant price fluctuation frequently creates pricing bias and provides arbitrageurs with

The core methods of secure access to Binance official website are: 1. Manually enter the official website and add bookmarks; 2. Verify the lock icon and HTTPS in the browser address bar; 3. Avoid clicking on links in search engines, social media or unknown messages. When downloading a new version of the application, the desktop should be downloaded from the official website, iOS users should go through the App Store, and Android users should choose Google Play. If you cannot access it, you must download it through the verified official website. Always enable two-factor verification and be alert to false customer service information to ensure your account is secure.

How to add a pass key to the Huobi APP in the directory? How to add a pass key on the web side? HTX is a world-renowned digital asset trading platform (official registration and official download), committed to providing users with safe, efficient and convenient cryptocurrency trading services. Since its establishment in 2013, HTX has maintained a record of zero safety accidents for twelve consecutive years, and its safety protection capabilities rank among the forefront of the industry, winning the trust and support of more than 40 million users around the world. Huobi HTX now supports the use of pass keys as part of the operation of identity authentication methods, such as login account and withdrawal verification. Compared with traditional passwords, pass keys are more secure and convenient to operate, which helps improve the overall security of the account. Currently, iOS and Mac devices can achieve synchronization, Windows and

Table of Contents Market Interpretation of the concentrated shipment of ancient giant whales, BTC prices quickly repair ETH close to $4,000 key position, polarization of pledge and fund demand, altcoin sector differentiation intensifies, Solana and XRP funds inflows highlight market hotspots pay attention to macro data and policy trends, and market fluctuations may intensify last week (July 22-July 28). BTC maintained a high-level oscillation pattern. The ETH capital inflow trend continues to improve, the ETH spot ETF has achieved net inflow for eight consecutive weeks, and the ETH market share has climbed to 11.8%. On July 25, affected by the massive selling of Galaxy Digital, BTC fell below $115,000 for a short time, reaching the lowest point

shutil.rmtree() is a function in Python that recursively deletes the entire directory tree. It can delete specified folders and all contents. 1. Basic usage: Use shutil.rmtree(path) to delete the directory, and you need to handle FileNotFoundError, PermissionError and other exceptions. 2. Practical application: You can clear folders containing subdirectories and files in one click, such as temporary data or cached directories. 3. Notes: The deletion operation is not restored; FileNotFoundError is thrown when the path does not exist; it may fail due to permissions or file occupation. 4. Optional parameters: Errors can be ignored by ignore_errors=True

The recommended way to read files line by line in Python is to use withopen() and for loops. 1. Use withopen('example.txt','r',encoding='utf-8')asfile: to ensure safe closing of files; 2. Use forlineinfile: to realize line-by-line reading, memory-friendly; 3. Use line.strip() to remove line-by-line characters and whitespace characters; 4. Specify encoding='utf-8' to prevent encoding errors; other techniques include skipping blank lines, reading N lines before, getting line numbers and processing lines according to conditions, and always avoiding manual opening without closing. This method is complete and efficient, suitable for large file processing