How Blockchain APIs are Transforming Everyday Apps

This story was originally published on HackerNoon at: https://hackernoon.com/augmented-tree-data-structures.
Data structures are a serious tool to store data conveniently. Modern applications have the flexibility to organize the data in the memory or on disk using vari
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This story was written by: @amoshi. Learn more about this writer by checking @amoshi's about page, and for more stories, please visit hackernoon.com.

Data structures are a serious tool to store data conveniently. Modern applications have the flexibility to organize the data in the memory or on disk using various methods. Some augmentations can improve applications performance, other - compress the data stored in the memory.

This story was originally published on HackerNoon at: https://hackernoon.com/last-mile-of-blockchains-rpc-and-node-as-a-service.
This paper surveys methods for accessing blockchains, comparing full nodes and third-party services based on integrity, availability, and privacy.
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This story was written by: @blockchainize. Learn more about this writer by checking @blockchainize's about page, and for more stories, please visit hackernoon.com.

The paper compares different methods for accessing blockchains, highlightingthe trade-offs between running a full node and relying on third-party services. It concludes that running a full node remains the most secure way to access blockchain information, emphasizing the importance of integrity, availability, and privacy in future blockchain accessibility services.

This story was originally published on HackerNoon at: https://hackernoon.com/how-to-build-a-request-access-approval-system-using-nextjs.
Learn how to build an efficient Request Access Approval System using Next.js and Permit.io for managing permissions securely and effectively
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This story was written by: @arindam1729. Learn more about this writer by checking @arindam1729's about page, and for more stories, please visit hackernoon.com.

Next.js is a powerful React framework for creating fast, scalable web applications with server-side rendering and static site generation. As applications grow, managing access to sensitive data and resources becomes essential for maintaining security and control. A Request Access Approval System enables fine-grained access control within an organization's digital infrastructure. We'll create a demo application to demonstrate how to handle access requests.

This story was originally published on HackerNoon at: https://hackernoon.com/10-leetcode-patterns-to-solve-1000-leetcode-problems.
Ever wondered how to master 1000 LeetCode problems in six months? You have a shortcut. By learning these ten patterns, you can solve LeetCode easily.
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This story was written by: @thomascherickal. Learn more about this writer by checking @thomascherickal's about page, and for more stories, please visit hackernoon.com.

10 LeetCode Patterns that solve 1000 LeetCode Problems. Too optimistic? Not at all. These 10 patterns will get you well on your way to LeetCode mastery. They cover foundational areas in competitive programming.

This story was originally published on HackerNoon at: https://hackernoon.com/code-review-culture-why-you-need-to-have-one.
Code review culture is important to avoid friction in your team and bugs in code. As reviewers, you want to avoid personal style comments (aka nitpicks)
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This story was written by: @jemsberliner. Learn more about this writer by checking @jemsberliner's about page, and for more stories, please visit hackernoon.com.

Code review culture is important to avoid friction in your team and bugs in code. As reviewers, you want to avoid personal style comments (aka nitpicks) and focus on the essentials. As a team, it is recommended to agree on a set of guidelines on how to communicate in pull requests and what to focus on first.

This story was originally published on HackerNoon at: https://hackernoon.com/event-bus-in-microservice-architecture-with-rabbitmq-and-python.
An “Event bus” is a design pattern that enables different parts of a software system to communicate with each other by publishing and subscribing events. Produc
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This story was written by: @tyurin23. Learn more about this writer by checking @tyurin23's about page, and for more stories, please visit hackernoon.com.

An “Event bus” is a design pattern that enables different parts of a software system to communicate with each other by publishing and subscribing events. Producers and consumers do not need to know about each other. RabbitMQ is a powerful open-source message broker that you can easily integrate into your project.

This story was originally published on HackerNoon at: https://hackernoon.com/aosp-and-linux-cross-border-convergence-look-at-openfde-new-open-source-linux-desktop-environment.
Open Fusion Desktop Environment is a new Linux desktop environment design exploration project, similar to KDE and GNOME.
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This story was written by: @hacker-awaryd7. Learn more about this writer by checking @hacker-awaryd7's about page, and for more stories, please visit hackernoon.com.

OpenFDE (Open Fusion Desktop Environment) is a new Linux desktop environment design exploration project, similar to KDE and GNOME, focusing on enhancing the user experience from login to runtime.

This story was originally published on HackerNoon at: https://hackernoon.com/how-to-build-your-own-todo-list-service-with-golang-and-mongodb.
Many have wondered how a simple task sheet or applications that provide such functionality work. In this article, we will write a small TODO service.
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This story was written by: @mrdrseq. Learn more about this writer by checking @mrdrseq's about page, and for more stories, please visit hackernoon.com.

Many have wondered how a simple task sheet or applications that provide such functionality work. In this article, we will write a small TODO service.

This story was originally published on HackerNoon at: https://hackernoon.com/duplicating-a-database-record-in-laravel.
Using the replicate() method to duplicate a database record in Laravel.
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This story was written by: @zachflower. Learn more about this writer by checking @zachflower's about page, and for more stories, please visit hackernoon.com.

Using the replicate() method to duplicate a database record in Laravel.

This story was originally published on HackerNoon at: https://hackernoon.com/code-smell-260-crowdstrike-null.
Learn how to avoid the null trap in privilege mode drivers to prevent system crashes, security risks, and instability.
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This story was written by: @mcsee. Learn more about this writer by checking @mcsee's about page, and for more stories, please visit hackernoon.com.

Using null pointers in critical code can crash your system. Avoid nulls, use address sanitizers, apply defensive programming, and improve QA testing to prevent memory access violations, system instability, and security risks in privilege mode drivers.