menu
techminis

A naukri.com initiative

google-web-stories
Home

>

Programming News

Programming News

source image

Medium

1M

read

332

img
dot

Image Credit: Medium

An Introduction to Hypothesis Testing (One-Sample T-test Specific)

  • Hypothesis testing is crucial for making data-based decisions by determining if there is enough evidence to reject a hypothesis.
  • Understanding a One-Sample T-test involves comprehending the t-statistic, standard deviation, and p-value for interpreting results accurately.
  • Knowing the main steps of hypothesis testing ensures valid conclusions, informed decisions, and effective communication of findings.
  • The significance level (α) is typically set at 0.05 in hypothesis testing.
  • Importing a dataset and calculating metrics like population mean and sample variance are essential steps in hypothesis testing.
  • Different formulas are used depending on whether the hypothesis test is right-tailed, left-tailed, or two-tailed.
  • Interpreting p-values relative to the significance level helps in deciding whether to reject the null hypothesis or not.
  • Failing to reject the null hypothesis does not prove it true; further analysis may be needed for more definitive conclusions.
  • Hypothesis testing is fundamental in data science for data-driven decision-making, evaluating statistical significance, and validating results.
  • Understanding and applying hypothesis testing techniques equip individuals to assess claims, validate strategies, and drive decisions with evidence.

Read Full Article

like

20 Likes

source image

Mjtsai

1M

read

206

img
dot

Arc and Dia

  • The Browser Company is not developing new features for the Arc browser as it focuses on its new AI-centric Dia browser.
  • Arc faced challenges due to being too different and difficult to learn, leading to the development of Dia to hide complexity behind familiar interfaces.
  • There are mixed reactions regarding the transition from Arc to Dia, with suggestions to keep Arc going under a different management approach.
  • The new Dia browser is optimized for cross-platform code sharing, with a focus on performance and platform-specific technologies like AppKit on Mac.

Read Full Article

like

12 Likes

source image

Medium

1M

read

310

img
dot

Image Credit: Medium

PLC Automation Services: Enhancing Efficiency in Modern Industries

  • PLCs are specialized computers used to control industrial machinery and processes, enhancing efficiency and precision in various industries.
  • PLC automation services involve designing, programming, and maintaining controllers to automate tasks, leading to streamlined operations and reduced costs.
  • Benefits of PLC automation include increased productivity, reduced downtime due to predictive maintenance, enhanced safety for workers, and long-term cost savings.
  • Industries such as manufacturing, renewable energy, food production, water treatment, and vehicle production utilize PLC automation for improved accuracy, efficiency, and quality.

Read Full Article

like

18 Likes

source image

Dev

1M

read

363

img
dot

Image Credit: Dev

Clean Architecture in .NET 10: Patterns That Actually Work in Production (2025 Guide)

  • Clean Architecture in .NET 10 emphasizes the importance of separating concerns and enforcing independence of frameworks, UI, and business rules for a scalable codebase.
  • Recommended project structure in .NET 10 includes folders like Api, Application, Domain, Infrastructure, and Tests, each serving different purposes to maintain a clean architecture.
  • Patterns like CQRS, Interfaces with Inversion of Control, Entity Encapsulation, and using Minimal APIs with Slim Controllers are highlighted as effective practices for implementing Clean Architecture in production.
  • Tools such as MediatR, xUnit, FluentAssertions, Mapster, Serilog, and EF Core are recommended to support the implementation of Clean Architecture in .NET 10 for building testable and flexible applications.

Read Full Article

like

21 Likes

source image

Medium

1M

read

238

img
dot

Image Credit: Medium

DNS Cache Poisoning: The Invisible Hacker in the Network

  • DNS Cache Poisoning, also known as DNS Spoofing, poses a threat by manipulating trust and redirecting users to malicious servers.
  • DNS serves as the internet's phonebook, translating domain names to IP addresses and caching responses for efficiency.
  • DNS Cache Poisoning involves injecting false DNS records to reroute users to fake sites.
  • Attackers exploit vulnerabilities in the DNS caching mechanism to execute poisoning attacks.
  • Key concepts involved include guessing transaction IDs, predictable source ports, and race conditions.
  • Attack tools like dsniff, Ettercap, and dnsspoof are commonly used for DNS poisoning.
  • Real-world incidents in Iran and China have showcased the impact of DNS spoofing on redirecting users and censoring content.
  • Defense mechanisms against DNS Cache Poisoning include DNSSEC, randomizing source ports, encrypted DNS protocols, and hardened recursive resolvers.
  • The future of DNS security faces challenges despite advancements like DNSSEC and encrypted protocols, highlighting the need for vigilance and defense strategies.
  • DNS Cache Poisoning underscores the importance of understanding and combating this threat to safeguard online identities and data.

Read Full Article

like

14 Likes

source image

Dev

1M

read

202

img
dot

Image Credit: Dev

AI Learns to Predict Protein Function from Scratch

  • Google DeepMind's new study introduces AlphaFold3, an AI model that goes beyond predicting protein structures to simulating protein interactions with DNA, RNA, and molecules.
  • AlphaFold3 combines physical principles with deep learning, generating predictions from raw sequence data to handle novel biological interactions previously challenging to study.
  • The model shows improved accuracy in predicting shapes of proteins and their binding with other molecules, essential for understanding cellular processes and designing targeted drugs.
  • While the full version of AlphaFold3 is not publicly released, DeepMind offers a service for non-commercial use, enabling advancements in structural biology, drug discovery, and synthetic biology.

Read Full Article

like

12 Likes

source image

Medium

1M

read

319

img
dot

Image Credit: Medium

Developer Uncertainty

  • A codebase with a plugin system lacking a formal API led to uncertainty for developers, making changes risky.
  • The lack of proper documentation for dependencies and fields used by plugins caused issues with every code change.
  • Although plugins were creative and helpful, they were not centralized with the product, leading to maintenance challenges.
  • To combat developer uncertainty, reducing the number of things to worry about and establishing clear guidelines can be beneficial.
  • Implementing guardrails and automated checks can help developers make the right choices and be more confident in their code.
  • Creating formal APIs and enforcing best practices can improve code quality, speed up development, and reduce errors.
  • Setting up processes like snapshot testing can ensure backward compatibility and help developers focus on higher-level tasks.
  • Strategies like stepwise builders and standardized practices can enhance developer confidence and productivity in codebases.
  • Removing common sources of confusion and providing clear guidelines can streamline development and reduce the time taken for tasks.
  • By addressing uncertainties and implementing best practices, developers can code, review, and ship faster with fewer errors.

Read Full Article

like

19 Likes

source image

Dev

1M

read

229

img
dot

Image Credit: Dev

Coding Against the Odds: Challenges Facing Africa’s Next-Gen Developers & Practical Fixes.

  • Young African programmers face challenges like limited access to learning resources, high cost of internet and devices, lack of mentorship, limited job opportunities, power outages, and lack of localized content.
  • Possible remedies include government and private sector support, online and offline learning communities, mentorship programs, freelancing and remote work opportunities, improving infrastructure, and creating localized learning content.
  • Despite obstacles, young African programmers are overcoming challenges with resilience and community support. Investment in infrastructure, affordable internet, and mentorship can help Africa become a global tech powerhouse.

Read Full Article

like

13 Likes

source image

Dev

1M

read

117

img
dot

Image Credit: Dev

Spring Boot & Microservices Masterclass 🔥 All-in-One 4 Hour Full Course | Step-by-Step Guide

  • Ultimate beginner-to-advanced masterclass on Spring Boot & Microservices is now available after months of efforts.
  • Course includes Microservices Architecture Explanation, REST API Creation, User & Fund Microservices setup, REST Template & WebClient Communication, Eureka Service Registry, Resilience4j Circuit Breaker, Centralized Configuration with Spring Cloud Config, Caching with Spring Boot + Redis Cache Integration, and more.
  • Targeted audience: Java Developers, Backend Engineers, and Students aiming for Product-Based Companies.
  • For more details and to watch the course, visit: https://lnkd.in/g8D2gWxb

Read Full Article

like

7 Likes

source image

Medium

1M

read

382

img
dot

Image Credit: Medium

10 Must-Have Tools to Supercharge Your Linux Workflow (Including a Zen Bash Toolkit You’ve Never…

  • This post introduces 10 powerful tools and enhancements to improve your Linux workflow and boost productivity.
  • Tools like Tilda and Guake provide drop-down terminals for quick access, fzf allows lightning-speed searching, and htop offers real-time process views.
  • rg is a faster alternative to grep, tmux enables terminal splitting, bat enhances file previews, and ncdu helps free up disk space.
  • Monk Bash Kit is a unique, handcrafted toolkit designed for the terminal, offering clarity and productivity for just 5 USDT.

Read Full Article

like

22 Likes

source image

Medium

1M

read

170

img
dot

Image Credit: Medium

“The Code You Never Chose” — “Born Free, Programmed Fast”

  • From the moment you were born, your mind was open to external influences, shaping your beliefs and perceptions without your choice.
  • The societal programming ingrained in you from childhood restricted your ability to think freely and question the norms imposed by authority figures.
  • Repetition, emotion, and authority were used to install beliefs that now dictate your choices and actions, keeping you confined within invisible walls of limitation.
  • However, there is a possibility to break free from this programmed mindset by questioning inherited beliefs, unlearning false truths, and taking control to rewrite your own narrative.

Read Full Article

like

10 Likes

source image

Medium

1M

read

17

img
dot

Image Credit: Medium

Modernizing Legacy Java: A Practical Guide to Migrating to Java 17/21+

  • The article emphasizes the importance of migrating to modern Java versions for security, performance, and support benefits.
  • It addresses common challenges faced during legacy system maintenance, such as outdated dependencies and lack of modularity.
  • Readers are provided with a practical roadmap and best practices for migrating legacy Java systems.
  • The guide stresses the significance of long-term maintainability and future-proofing Java applications.
  • Prior to migration, assessing the current Java environment and documenting coding practices are recommended.
  • Having a clear migration plan is crucial to avoid delays and unexpected issues during the process.
  • Choosing Java 17 or 21 LTS versions is recommended, and gradual upgrades from older versions are suggested for larger codebases.
  • Strategies like the strangler pattern and identifying potential blockers help in a smooth transition.
  • Preparing the codebase through modernizing tools, updating plugins, and addressing outdated APIs is advised.
  • Enhancing testing practices, integrating tests into CI/CD pipelines, and using static code analysis tools help ensure a successful migration.

Read Full Article

like

1 Like

source image

Dev

1M

read

193

img
dot

Image Credit: Dev

Building Solo: Errors

  • When developing alone, implementing error handling can be challenging, especially with separate backend and frontend setups.
  • Having a clear plan for error management can make it convenient for both the backend and frontend.
  • Implementing an enum on the backend to indicate error types can simplify error handling without relying solely on status codes or messages.
  • FastAPI allows for a structured error architecture using exception handlers to manage various error types.
  • Mapping error types to specific classes with messages and information can enhance error handling and reduce boilerplate code.
  • On the frontend (NextJS), defining error types and using classes to handle errors can streamline the error processing from the backend.
  • Errors are categorized as common or action-based, allowing users to take appropriate actions for different error scenarios.
  • Error types are mapped to corresponding UI classes using a factory pattern for efficient error handling and presentation.
  • The error-handling architecture offers a good balance between structure, flexibility, and user experience for solo developers or small teams.
  • Pros include clear error typing, frontend ownership of UX, extensibility with OOP, and centralized backend handling.

Read Full Article

like

11 Likes

source image

Dev

1M

read

220

img
dot

Image Credit: Dev

💼 How to Get Hired as a Front-End Developer (Beginner’s Guide with React & Next.js)

  • Breaking into front-end development is easier than ever, especially with the demand for skilled React and Next.js developers.
  • Key areas to focus on for beginners include core skills like HTML, CSS, JavaScript, React.js, Next.js, and understanding UI/UX principles.
  • Additionally, exploring tools like Tailwind CSS, React Router, state management options, and deployment platforms like Vercel and Netlify is crucial.
  • Building a strong portfolio with projects like a blog with Next.js, a to-do app using React Hooks, and a portfolio site deployed on Vercel is essential for landing remote roles.

Read Full Article

like

13 Likes

source image

Javacodegeeks

1M

read

386

img
dot

Image Credit: Javacodegeeks

Secure Your GitHub Actions Pipelines: Prevent Secret Leaks and Token Abuse

  • Security Alert: Over 10% of public repositories expose secrets in GitHub Actions logs.
  • Misconfigured GitHub Actions workflows can lead to exposure of cloud provider credentials, API keys, database connection strings, and private registry credentials.
  • Recommendations include replacing long-lived secrets with OIDC tokens, implementing secret scanning, hardening GITHUB_TOKEN permissions, addressing third-party action security, and setting up audit and monitoring practices.
  • Securing GitHub Actions involves a defense-in-depth strategy to mitigate the risk of credential leaks and pipeline compromise, emphasizing the importance of treating CI/CD pipelines with robust security measures.

Read Full Article

like

23 Likes

For uninterrupted reading, download the app