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Winsage
July 10, 2025
Windows 11 version 25H2 may allow users to uninstall Microsoft apps, addressing concerns about pre-installed software. However, recent tests suggest that the impact of such bloat on performance is minimal, leading some users to reconsider the need for a cleaner system. A concerning trend involves an unofficial app called "Windows Reinstall Master," which charges users 98 RMB for reinstallation services while locking them out of their operating system. This app resembles ransomware and often installs unwanted software, counteracting users' intentions to reset their systems. The situation is exacerbated by Microsoft's upcoming end of support for Windows 10, prompting users to seek help from unreliable sources, increasing the risk of scams.
Tech Optimizer
July 9, 2025
Amazon Bedrock Knowledge Bases has introduced a fully managed Retrieval Augmented Generation (RAG) feature that connects large language models (LLMs) with internal data sources, enhancing the relevance and accuracy of responses by integrating contextual information from private datasets. During AWS re:Invent 2024, it was announced that this feature now supports natural language querying for structured data retrieval from Amazon Redshift and Amazon SageMaker Lakehouse, allowing generative AI applications to access both structured and unstructured data sources. The system converts user queries into SQL queries using natural language processing, enabling data retrieval without requiring users to know SQL syntax. Amazon Bedrock Knowledge Bases currently supports structured data retrieval from Amazon Redshift and SageMaker Lakehouse. Although direct support for Aurora PostgreSQL-Compatible is not available, users can utilize zero-ETL integration between Aurora PostgreSQL-Compatible and Amazon Redshift to make their data accessible. This integration replicates Aurora PostgreSQL tables to Amazon Redshift in near real-time, simplifying data management. To enable natural language querying of structured application data stored in Aurora, organizations can set up an Aurora PostgreSQL database, create a schema with interconnected tables (products, customers, and orders), and populate these tables with sample data while maintaining referential integrity. Subsequently, they can establish zero-ETL integration with Amazon Redshift, which involves creating a Redshift Serverless workgroup and mapping the database for synchronization. Once the zero-ETL integration is verified, organizations can create an Amazon Bedrock knowledge base for natural language querying. This requires granting appropriate permissions to the Amazon Bedrock Knowledge Bases AWS Identity and Access Management (IAM) role and ensuring the knowledge base is synchronized with Amazon Redshift. After setting up the knowledge base, users can execute natural language queries, which are translated into SQL and processed to generate human-readable responses. Examples of queries include counting unique customers and identifying customers who have purchased the most products. Finally, it is recommended to clean up resources after use to avoid ongoing charges.
AppWizard
July 9, 2025
Foldable smartphones have evolved into functional devices, with Samsung's Galaxy Z Fold 7 featuring a book-style design and a large display. Notion is a productivity tool that benefits from the Fold 7's screen space for note-taking and managing tasks. The Kindle app enhances the reading experience by utilizing the larger display for e-books. Samsung's Good Lock app allows for device customization, including features tailored for foldable devices. The Dolphin Emulator takes advantage of the Fold 7's Snapdragon 8 Elite chipset for gaming, allowing users to play GameCube and Wii titles. Super Display enables the Fold 7 to function as a portable monitor for Windows PCs. Canva's photo editor benefits from the larger display for designing graphics. Octopi Launcher allows users to customize app layouts for different screen orientations. The Galaxy Z Fold 7 is the thinnest and lightest of Samsung's book-style foldables, enhancing the mobile app experience.
Winsage
July 9, 2025
Microsoft has released two cumulative updates for Windows 11: KB5062553 for version 24H2 and KB5062552 for version 23H2, addressing security vulnerabilities and various issues. Users can install these updates via Start > Settings > Windows Update or manually from the Microsoft Update Catalog. After installation, Windows 11 24H2 will have a build number of 26100.4652, and version 23H2 will be updated to 226x1.5624. The updates include enhancements such as smaller taskbar icons, a Microsoft 365 Copilot button in the Click to Do feature, and new features for Narrator and voice access. The PC-to-PC migration experience is being rolled out, and the Settings homepage is being updated for commercial customers. The taskbar will now dynamically resize icons, and the Accessibility menu has been reorganized. Ongoing issues with certain fonts in regions like China, Japan, and Korea have been noted, but no new issues have been identified.
AppWizard
July 8, 2025
Jack Dorsey, co-founder of Twitter and CEO of Block, has launched a messaging service called Bitchat, which allows smartphones to exchange encrypted messages via Bluetooth without internet connectivity. Currently in beta on Apple’s TestFlight, Bitchat creates a mesh network linking nearby devices, enabling communication even when cellular and Wi-Fi signals are weak. The app does not route traffic through company servers, collect personal information, or require accounts, and messages are stored only on users' devices and designed to disappear by default. Bitchat features group chats called “rooms,” identified by hashtags and secured with passwords, and includes a “store and forward” capability for offline users. The application aligns with Dorsey's commitment to decentralization and is intended to facilitate communication during blackouts, censorship, or surveillance. A technical paper about Bitchat is available on GitHub, and future updates will enhance connectivity through Wi-Fi Direct links.
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