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Medium
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106
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What is a CDN and why is it used ?
- A CDN, or Content Delivery Network, is a network of servers located all around the world.
- Instead of fetching files from one main server, a CDN delivers files from the server closest to the user, resulting in faster loading times.
- CDNs are especially useful for large or international websites, but may not be necessary for small websites with a localized audience.
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Medium
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229
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How to Make Small Language Models Outperform Large Language Models Using DSPy!
- To overcome problems that arise when interpreting language models through poorly constructed prompts, DSPy can simplify the process, providing instructions that tell language models what to do rather than how to respond, achieving greater accuracy in outputs.
- DSPy is a comprehensive framework programmed for language models that facilitates the development and optimization of AI systems by focusing on structured programming and optimization techniques.
- This innovative approach enables small language models, equipped with optimized programs through DSPy, to surpass larger models that rely on traditional prompting techniques.
- The approach enhances language model performance in various tasks, demonstrating that programming modules and restricted inputs reduce opportunities for incorrect interpretation, an essential factor in NLU applications.
- The dataset of Astronautics Multiple Choice Questions and Answers was selected to develop LM programs that can understand and generate accurate responses in the astronautical field.
- Several preprocessing steps, including removing unnecessary columns and evaluating and adding correct answers, were taken to refine the dataset for its input into the LM program.
- DSPy provides a framework that can be configured in various language models, making use of OpenAI, Databricks, Local LMs, Ollama, and LiteLLM, among others.
- DSPy offers a suite of optimizers, including Automatic Few-Shot Learning Techniques, Automatic Instruction Optimization, and Automatic Fine-tuning.
- In the implementation, 'BootstrapFewShotRandomSearch()' from the automatic Few-Shot Learning Techniques employed random search to optimize selection and incorporation of the best few-shot samples from the training set into the LM program.
- Once an LM program is optimized, it can be saved for future inference to ensure quick and accurate access and utilization of its capabilities to perform subsequent tasks.
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Dev
1w
221
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😲 25+ Open Source Projects So Good, You'll Wonder If Sleep Is Overrated (Dec 28, 2024)
- Deploy a FastHTML AI chat app on Modal
- Simple NES emulator using C++ and SDL2
- Rust Programmer Join the Party, first binary project "crawler"
- SnapTest – Turn browser actions into Selenium tests
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Dev
1w
195
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2025 NestJS BE Roadmap: Beginner to Senior Level
- NestJS roadmap for 2025 guides developers from beginner to senior level.
- The roadmap focuses on mastering NestJS concepts, tools, and best practices.
- It includes key learning areas such as core concepts, TypeScript basics, building APIs, validation, database integration, and more.
- The roadmap also suggests projects for each level and provides additional learning resources.
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Dev
1w
21
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[React - Learn From Problem] Each child in a list should have a unique 'key' prop
- The warning 'Each child in a list should have a unique 'key' prop' in React occurs when rendering lists of elements, such as when using the map() function to generate an array of components.
- The key prop is important for efficiency in re-renders, providing stable identity, and avoiding bugs.
- The key should be unique and consistent for each item in the list.
- Common mistakes include using the array index as the key and having non-unique keys.
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Dev
1w
233
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Building a Personal Brand and Embracing Adaptability as a Software Engineer 💯
- Building a personal brand and embracing adaptability are essential for software engineers.
- Building a Personal Brand:
- - Write blog posts to share knowledge and establish authority.
- - Create a portfolio to showcase your work and skills.
- - Contribute to open-source projects to learn, network, and showcase collaboration.
- - Attend tech meetups and conferences to learn, network, and gain inspiration.
- - Share knowledge online through platforms like LinkedIn, GitHub, and Twitter.
- Embracing Adaptability:
- - Learn effective debugging techniques to solve problems efficiently.
- - Embrace change and stay curious to thrive in the evolving tech world.
- - Stay resilient by reflecting on failures and maintaining a growth mindset.
- - Be a lifelong learner through following industry updates and experimenting with new technologies.
- Building a personal brand establishes thought leadership, while adaptability helps navigate the tech world with confidence.
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Medium
1w
225
Method Level Security Using SpEL
- Spring Security offers various authentication mechanisms, including username/password authentication, OAuth 2.0, OpenID Connect, and more.
- Basic authentication is a simple method for securing REST APIs or other services, while OAuth 2.0 and OpenID Connect provide more sophisticated authentication options.
- Authorization, distinct from authentication, determines what a user is allowed to do after successful authentication. Spring Security provides fine-grained control over access to resources using techniques like role-based access control (RBAC) and access control lists (ACLs).
- Method Level Security Using SpEL allows for granular control over access to individual methods based on factors like user roles, request parameters, and the current time.
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Dev
1w
290
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Raise The Red Flag Early: The Power of Explicit Return Types in TypeScript
- Developers can use explicit return types in TypeScript to prevent errors before they occur.
- Implicit returns can lead to runtime errors and make it difficult to track down issues.
- Explicit return types help raise errors at the function definition, improving code reliability.
- They also serve as documentation and communicate what a function is expected to return.
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Medium
1w
272
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Learning Go Generics Through Real OSS Examples
- Go Generics can be used to simplify and improve utility functions.
- The samber/lo library demonstrates the usage of Go Generics in Map, Filter, and error handling.
- The Map function applies a predicate to a given slice and returns a new slice of matching elements.
- The Must function in samber/lo provides a generic approach to error handling.
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Dev
1w
276
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Web Components: An Introduction
- Web Components are a way to build components using vanilla JavaScript and widely available browser APIs that can be shared across frameworks.
- Web Components are divided into two categories, autonomous and custom built-in elements.
- Autonomous Web Components are more flexible, and Custom Built-In elements are meant to augment the functionality of existing HTML elements.
- When naming Web Components, the element name must begin with a lowercase letter and include a hyphen.
- Web Components have specific lifecycle hooks that are used for initialization and cleanup of component instances.
- Accessibility is an important consideration in Web Components, and ARIA attributes can be used as in regular HTML or a framework.
- Web Components have a separate scoped piece of the DOM called the Shadow DOM which can be set to open or closed modes.
- Templates and slots can be used with the Shadow DOM to enhance Web Components by creating reusable snippets within them.
- Web Components can be used on modern browsers; however, Safari does not support Custom Built-In Elements.
- Web Components examples were discussed, including Autonomous Custom Element, Custom Built-In Element and Wrapping Up.
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Dev
1w
102
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Making Live Coding Demos Easier with Demo Time
- Demo Time is a Visual Studio Code extension created to make live coding demos easier and stress-free.
- Key features include step-by-step guidance, automation readiness, visual indicators, and customization options.
- It was developed to balance technical accuracy with audience engagement during live presentations.
- Use cases for Demo Time include tech conferences, workshops, and internal training sessions.
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Medium
1w
357
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React Diffing Algo
- The diffing algorithm works under the assumption that components are immutable — meaning that React assumes components don’t change over time but re-render with new data.
- It uses heuristics to optimize the process of determining what parts of the DOM need to be updated.
- React's diffing algorithm achieves efficient updates through element reuse, key props, and children diffing.
- By comparing the new virtual DOM to the old one, React can minimize DOM manipulations and provide a fast user experience.
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Medium
1w
59
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Inheritance and Polymorphism in Java| Understand These Concepts Better Through Actual…
- Java concepts, like late binding, method overriding or overloading as well as to wahat point your program is going to allow your mistakes; I mean whether you are going to get a compile or runtime error.
- Exercise 1: Calls Dog’s overridden sound method.
- Exercise 2: Throws ClassCastException at runtime because v is not an instance of Car.
- Exercise 3: Throws ClassCastException at runtime because p is not an instance of Child.
- Exercise 4: Fails at runtime (ClassCastException) because obj is not an instance of C.
- Exercise 5: Fails at runtime (ClassCastException) because s is not an instance of Circle.
- Exercise 6: Throws ClassCastException because a is not an instance of Cat.
- Exercise 7: Works because app points to a WashingMachine instance.
- Exercise 8: Fails at runtime (ClassCastException) because f is not an instance of Apple.
- Exercise 9: Calls the overridden method in Student.
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Dev
1w
301
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Understanding Java Inheritance: A Friendly Guide 🌳
- Inheritance in Java allows classes to inherit traits from their parent class.
- It helps in code reusability and organization.
- Child classes automatically get all the features of the parent class.
- Additionally, child classes can override parent class methods to change their behavior.
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Dev
1w
297
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My Go-To Developer Tools: Boosting Productivity and Joy in Coding
- Visual Studio Code (VS Code) is a highly customizable code editor with integrated terminal, IntelliSense, and collaborative features.
- Git and GitHub provide version control, collaboration, and learning resources for software development projects.
- Postman is a tool for API testing, with features like easy API testing, collection runner, and documentation generation.
- Docker allows for consistent development environments, containerization of applications, and community support for pre-built images.
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