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Programming News
Medium
12h
126
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Building a Real-Time API Token Leak Detection and Response System Using Python
- API tokens are at risk of exposure through application logs, browser consoles, source code repositories, and error monitoring tools.
- Building a real-time API token leak detection and response system involves scanning log streams, detecting tokens using regex and ML scoring, sending alerts, auto-revoking leaked tokens, maintaining a dashboard, and sending events to various platforms.
- The system can be integrated with Slack, Microsoft Teams, SIEM platforms, and other tools for monitoring and responding to token leaks promptly.
- Implementing this system using Python can enhance security practices and help in safeguarding organizations against financial and reputational damage from data leaks.
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Dev
12h
282
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How to Detect OS Preferred Color Scheme in JavaScript?
- Detecting the OS's preferred color scheme for dark or light modes is crucial for modern web design, enhancing user experience and readability.
- CSS media queries like prefers-color-scheme can be used to style based on user preferences, adjusting elements for dark or light mode.
- JavaScript can be integrated to detect color scheme preferences using matchMedia method, allowing for dynamic styling changes based on user preference.
- Responsive design considerations and accessibility are essential when implementing dark mode detection to maintain a seamless and inclusive user experience.
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Medium
12h
21
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RAG Basics in 4 Minutes: From Retrieval to Generation
- RAG comprises two primary components: a retriever and a generator, aimed at retrieving and generating information, respectively.
- External memory sources like databases, conversations history, or internet data are utilized by the retriever to provide relevant information for the generator.
- RAG enhances the model's knowledge by accessing updated information, contributing to contextually relevant responses.
- The success of a RAG system heavily relies on the quality of its retriever, with sparse and dense retrievers being key types that handle data representation differently.
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Medium
13h
336
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Hear Your Code: A Beginner’s Guide to Text-to-Speech in Python️
- Text-to-Speech (TTS) is a technology that converts written text into audible speech, and with Python, incorporating TTS into your projects is easy, even for beginners.
- TTS is utilized in virtual assistants, accessibility tools, e-learning platforms, navigation systems, and video game characters.
- Python makes it accessible for all developers without requiring an advanced understanding of AI.
- Adding TTS to your Python projects opens up opportunities for various applications like reading aloud quotes, articles, greetings, and more.
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Medium
13h
144
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JavaScript memory management
- JavaScript memory leaks can cause web apps to slow down, act weird, or crash over time.
- JavaScript is a garbage-collected language that automatically frees up memory not in use through the garbage collector.
- Memory leaks occur when memory that should be cleaned up is still being held onto by the code, leading to performance issues.
- These forgotten bits of memory accumulate over time and can significantly impact the app's performance.
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Medium
13h
242
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THE IMPORTANCE OF ASYNC PROGRAMMING
- Short runtime is crucial for software programs, especially those working with large datasets.
- Async programming can significantly reduce runtime by allowing threads to perform other tasks while waiting for responses.
- For small datasets, the impact of async programming may not be significant, but for larger datasets, it becomes necessary.
- Async programming overcame the limitation of threads idling while waiting for responses, improving efficiency in handling tasks asynchronously.
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Javacodegeeks
13h
112
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Spring Boot HashiCorp Vault Reload SSL Certificates Example
- This guide explains how to use Spring Boot HashiCorp Vault to manage and rotate TLS certs securely without app restarts.
- Key concepts involve Spring Boot, HashiCorp Vault, Vault Agent, and SSL certificate reloading for automation.
- Configuration steps include setting up Vault server with PKI secrets engine, configuring Vault Agent, and configuring Spring Boot app.
- By integrating Spring Boot and HashiCorp Vault for SSL certificate management, it enhances security, automates renewal, and avoids application downtime.
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Dev
13h
159
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Kotlin's Performance and What it Means
- Kotlin, a modern programming language known for its concise syntax and Java interoperability, is examined for its performance compared to other languages.
- In benchmarks, Kotlin JVM consistently ranks lower in performance than other languages, even after enabling compiler optimizations.
- The benchmarks app runs programs simultaneously 25 times to calculate averages and minimum times, revealing Kotlin's slower overall performance.
- Analyzing a Bubble Sort benchmark in Kotlin Native shows decent speed but lags behind in minimum times, indicating room for improvement.
- Decompilation of Kotlin code reveals runtime metadata comparison for type/version correctness, impacting program performance.
- Kotlin's runtime features like metadata comparison and Intrinsics for null safety add overhead, potentially slowing down program execution.
- The analysis suggests that while Kotlin is a promising language, its current performance may need enhancements for higher efficiency.
- Despite the trade-offs for safety and correctness features, Kotlin's performance could see improvements in the future.
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Dev
13h
351
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Introducing the PullFlow Agent Experience: Streamline Your AI Collaboration
- AI agents are increasingly used in software development to streamline code reviews and developer workflows.
- Key AI agents like CodeRabbit, Greptile, Jolt AI, Entelligence AI, and Copilot are popular for code reviews, technical design assistance, code writing, and real-time code completions.
- Introducing the PullFlow Agent Experience, a centralized system in Slack to manage AI agent notifications and conversations efficiently.
- Features of PullFlow include an Agents Dashboard, Automatic Integration, Granular Notification Control, and Seamless Communication between GitHub and Slack.
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Dev
13h
177
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My Journey Through `this` in JavaScript: From Confusion to Clarity
- When learning JavaScript, understanding 'this' can be confusing due to its dynamic nature.
- this in JavaScript refers to the execution context of a function, determined by the call site.
- JavaScript has three main execution contexts: Global, Function, and Eval.
- Four primary ways of setting 'this' are Default, Implicit, Explicit, and new Binding.
- Arrow functions in JavaScript do not have their own 'this' and inherit it from the lexical scope.
- Common pitfalls with 'this' include losing context in callbacks and nested functions.
- Understanding 'this' involves recognizing call sites and using tools like arrow functions and bind.
- Practice and experimentation are key to mastering the behavior of 'this' in JavaScript.
- Overall, 'this' in JavaScript is a powerful tool once its behavior is understood and applied correctly.
- To dive deeper into 'this' in JavaScript, resources like MDN and 'You Don’t Know JS: this & Object Prototypes' are recommended.
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Infoq
13h
116
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Presentation: Ultra-fast In-Memory Database Applications with Java
- The presentation discusses ultra-fast in-memory database processing with Java, showing how to build the fastest database applications by leveraging a framework used by gaming and banking companies for two decades.
- It emphasizes the importance of high performance, low data storage costs, simplicity for developers, and sustainability for organizations in modern applications.
- The speaker, Markus, with over 20 years of Java experience, introduces Eclipse Foundation projects like Jakarta EE, Micronaut, and Helidon before delving into current challenges in database development.
- He highlights issues like slow performance, high cloud costs, complexity, and lack of sustainability in traditional database programming.
- The talk addresses the limitations and challenges of object-relational mapping, impedance mismatches, and the compatibility issues between Java and databases.
- It explores the differences in NoSQL databases and their compatibility with Java, mentioning the need for a new approach to database development for modern applications.
- The alternative solution presented is EclipseStore, a Java-native, in-memory persistence engine that offers ultra-fast data processing, significant cost savings, and environmental benefits by eliminating the need for traditional database servers.
- Markus explains the EclipseStore workflow of seamlessly storing Java objects to disk without the need for object-relational mapping, emphasizing the simplicity and effectiveness of the approach.
- He introduces the Eclipse Serializer at the core of EclipseStore, detailing its persistence engine, handling of concurrency, and compatibility with distributed systems for high-speed data processing.
- The talk concludes by highlighting that EclipseStore, while requiring Java developers to adapt their mindset, provides a comprehensive and efficient approach to building high-performance applications with low latency and cost savings.
- The speaker invites attendees to explore free training resources for EclipseStore and emphasizes its potential as a drop-in replacement for Hibernate, suitable for various applications and enterprise use cases.
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TechCrunch
13h
316
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Google’s Gemini chatbot can now more easily analyze GitHub projects
- Gemini, Google’s AI-powered chatbot, can now connect to GitHub for users subscribed to the $20-per-month Gemini Advanced plan.
- Gemini Advanced customers can add a public or private codebase on GitHub to allow the chatbot to generate and explain code, debug existing code, and more by directly connecting via the prompt bar.
- AI models, including Google’s, still struggle with coding quality software and may introduce security vulnerabilities and errors due to weaknesses in understanding programming logic.
- The new GitHub integration comes shortly after OpenAI introduced a GitHub connector for ChatGPT deep research, showing AI companies are rapidly adding new capabilities to differentiate their products in the competitive market.
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RealPython
14h
21
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How to Get the Most Out of PyCon US
- PyCon US is a vibrant community event filled with talks, workshops, and social gatherings around Python, offering tutorials, conference talks, and sprints.
- First-time attendees may find PyCon intimidating, but this guide helps navigate the event, focusing on tutorials, conference talks, and sprints.
- PyCon US, established in 2003, has evolved to become the largest Python-centered conference, fostering a unique experience for all attendees.
- The conference involves tutorials, conference talks over three days, and sprints where attendees can apply their learning to open-source projects.
- Preparation before PyCon, such as reviewing the talks schedule, using the PyCon US mobile app for scheduling, and arriving early, enhances the conference experience.
- Attending tutorials offers in-depth learning and networking opportunities, while sprints provide a platform to apply skills and collaborate with others.
- Newcomers to PyCon can benefit from the Newcomer Orientation to understand the conference and how to engage with it.
- Planning ahead, selecting talks of interest, and using available resources like the PyCon US app contribute to maximizing the PyCon experience.
- Coming prepared with questions or problems to solve during talks helps in focusing on relevant topics that align with individual interests.
- Attending the opening reception and interacting with other attendees, speakers, and sponsors can enrich the networking experience at PyCon.
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Medium
14h
112
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Types from Typescript
- Typescript introduces various types for defining variables:
- Primitives types like Boolean, Number, and String are similar to JavaScript.
- Typescript also includes composed types such as Array, Tuple, Enum, and Object.
- The Any type represents any other type.
- Null and Undefined have specific meanings where Null signifies empty or reset value, while Undefined is for unset values.
- Unknown type is used when the type of data from external sources is unknown.
- Void represents no type and is used for functions that don't return anything.
- Never type signifies a type that never occurs, often seen in functions that always throw errors.
- Generic type (T) allows accepting any type while enforcing type checking.
- Unions and Intersections are essential for type declaration in Typescript.
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Medium
14h
3
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15 core programming skills and reusable templates
- A free PDF guide compiling the top 15 Python coding patterns, including Binary Search, Sliding Window, Two Pointers, DFS & BFS, Dynamic Programming, Trie, Heaps, Union-Find, and more with real use cases and reusable code templates is available.
- The guide covers essential programming skills for FAANG-level interviews or LeetCode's toughest challenges, providing insights on when to use each pattern and offering reusable code templates.
- Some of the key patterns covered include Binary Search, Two Pointers, Sliding Window, Prefix Sum, HashMap/Set, Stack/Monotonic Stack, Backtracking, Dynamic Programming, Graph Traversal (DFS & BFS), Union-Find, Heap/Priority Queue, Trie, Bit Manipulation, Greedy Algorithms, and Topological Sort.
- The guide is a valuable resource for both beginners and those looking to enhance their skills for elite interviews, offering a comprehensive reference for various Python coding patterns and their applications.
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