teleren/devto huggingface dataset:
1431. Kids With the Greatest Number of Candies
Tags: dsa, leetcode, java, array
Published: 2024-02-24 13:29:46

## Introduction


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/d2su3q42ka2v53rytmou.png)

So, here we are given an array. At first we have to figure out the max value of the array. Now we have to add the extraCandies value with index value and check whether it is larger or equal to max or not. If small store false otherwise true.

##Examples

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/ng18w9gj1wmjh44nglj8.png)

##Steps
1. Run a for loop and find the max value
2. In the second loop check, if(candies[i] + extraCandies ≥ maximum) set true.
3. Else set false

##Hints

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/nun35csrdo2rmle5sgtn.png)

##JavaCode

```
class Solution {
    public List<Boolean> kidsWithCandies(int[] candies, int extraCandies) {
        List<Boolean> list = new ArrayList<Boolean>();
        int max = 0;
        for(int i = 0; i<candies.length; i++){
            if(max < candies[i]){
                max = candies[i];
            }
        }
        for(int i = 0; i<candies.length; i++){
                if(candies[i] + extraCandies >= max){
                    list.add(true);
                }
                else{
                    list.add(false);
                }
            }
            return list;
        }
    }
```

##Output

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/eoijq9hrv6tm3ee7qniv.png)
Git <> Common Developer Pitfalls and Solutions
Published: 2024-02-24 12:38:57

Git, essential for version control, poses challenges for developers. Let's explore some common issues and their fixes:

1. “error: failed to push some refs to 'git@github.com:USERNAME/REPOSITORY.git'” 
Occurs when pushing changes to a remote repository, indicating local and remote repositories differ

Solution: Pull latest changes from remote with `git pull`, resolve conflicts, then push changes with `git push`

2. “error: pathspec 'file.txt' did not match any file(s) known to git” 
Triggered when referencing a non-existent file in the repository

Solution: If encountering a Git error for a non-existent file, ensure correct filename spelling; create a new file using `touch file.txt` if needed. If accidentally deleted, restore from backup or use a recovery tool, then add to the repository with `git add file.txt` and commit changes via `git commit -m "Restored file.txt"`

3. “error: failed to clone some remote refs” 
Occurs during cloning due to issues with the remote repository

Solution: Confirm remote repository existence, verify access permissions. Seek collaborator status for private repos.

4. “fatal: not a git repository (or any of the parent directories): .git” 
Occurs outside a repository. Results from not initializing or misplacing .git directory

Solution: Ensure within Git repo. If not, navigate to directory, initialize repository with `git init`

5. “error: Your local changes to the following files would be overwritten by merge” 
Arises when pulling changes clashes with local modifications

Solution: Resolve conflicts with merge tool, save changes, commit, then retry pulling


Understanding and addressing these Git challenges is important for effective version control. Utilize Git documentation, forums, and Stack Overflow for assistance. Master Git to streamline collaboration and code management.

Happy coding! 🙌🏼
Error handling in React 18
Tags: react, reactnative, errors, javascript
Published: 2024-02-24 12:34:16

React 18 enhances error handling, preventing app crashes by catching and managing errors in child components.
An error boundary component captures errors from its children, updating the state on error using getDerivedStateFromError and componentDidCatch logs the errors.

Here are 10 key improvements: 

1. Concurrent Mode: The latest version of React introduces Concurrent Mode, streamlining UI responsiveness by breaking large updates into smaller, prioritized pieces, with the ability to pause and resume updates, preventing main thread blockage.

2. Suspense: It's awesome because it lets your components hold off on rendering until they've fetched all the data they need. This means you can make your app look way better while it's loading stuff, instead of just showing a boring blank screen or a spinner.

3. Server Components: They're a special kind of component that you can render on the server and then send over to the client as HTML. It's like giving your app a speed boost, especially for folks visiting for the first time without a cached version of your site.

4. Automatic Batching: In older versions of the library, you had to manually group updates together to keep your app running smoothly. But in this latest release, this grouping happens automatically. That means you can update multiple things at once without having to do any extra work to optimize performance.

5. Improved Profiling: This version of React has better profiling tools, making it simpler to analyze and optimize your app's performance. These new tools let you track how long each component takes to render, helping you spot any performance issues.

6. Improved Accessibility: In this iteration, there are updates that enhance accessibility, catering better to users with disabilities. One notable addition is the focus-visible attribute, aiding keyboard users in identifying which element is currently in focus.

7. New APIs: For instance, the useTransition hook enables creating animations based on user actions. Similarly, the useDeferredValue hook helps delay processing costly computations.

8. Improved Hydration: The latest version boosts hydration, the method of rendering server-generated HTML on the client. The updated process is quicker and more effective, enhancing your app's performance.

9. Improved Error Handling: This release enhances error handling, simplifying debugging and issue resolution. The updated error boundary API enables you to capture and manage errors within individual components, preventing them from causing app-wide crashes.

10. Improved Developer Experience: This version boosts developer experience with features like “startTransition” API for deferred rendering after state updates, easing asynchronous code writing. Also, the “component stack traces” offer detailed error information, aiding quick issue identification and resolution.

![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/nr8jn9i1qmzy6m0389zn.jpeg)
React 18 hooks
Tags: react, hook, reactnative, developer
Published: 2024-02-24 12:31:11

While exploring the React 18 documentation, I stumbled upon some fantastic new hooks that elevate the coding experience. Thought of sharing in case it proves beneficial for you!

1. useId: This hook generates unique IDs for the components, making sure the markup stays in sync on both client and server sides.

2. useDeferredValue: Optimize the app's performance by deferring non-critical updates during state transitions. Smooth sailing for the users!

3. useTransition: Take control of loading states with ease. Manage asynchronous operations and keep the users in the loop with loading indicators.

4. useSyncExternalStore: Ideal for state management libraries, this hook syncs the app's state with external data sources, ensuring smooth sailing with concurrent rendering.

5. useInsertionEffect: CSS-in-JS made easy! Dynamically insert styles into your DOM without breaking a sweat.
Unburn Toys: AI Powered Tool
Tags: gemini, ai, opensource, nextjs
Published: 2024-02-24 12:14:26

##  [Unburn Toys](https://github.com/flameface/unburn-toys)
An open-source AI project with a bunch of useful tools, using gemini and next.js

Get a live preview -> https://toys.unburn.tech/

## Tools
- Caption Generator
- Image to Prompt
- Prompt Enhancer
- Image Text Extractor
- Grammar Checker
- Paraphraser
- Summarizer

***

## Deploy Your Own
Deploying to Vercel just requires a single click:
[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/new/clone?repository-url=https%3A%2F%2Fgithub.com%2Fflameface%2Funburn-toys&env=GOOGLE_API_KEY&project-name=unburn-toys&repository-name=unburn-toys)

***

## Manual Installation
Clone this project using git.
```
git clone https://github.com/flameface/unburn-toys.git
```

Installing all dependencies.
```
npm install
```

Create `.env.local` file in **root** directory and put your API key. (Get it here: [AI Studio](https://aistudio.google.com/)).
```
GOOGLE_API_KEY=XXXXXXXXXXXXXXXXX
```

Finally run the following command to start the app.
```
npm run dev
```

You should now be able to access your app at [localhost:3000](http://localhost:3000/).

***
Empowering Campus Leaders: A Curated Resource for Student Opportunities
Tags: leadership, campus, networking, discuss
Published: 2024-02-24 12:09:30

> "Leadership is not about being in charge. It's about taking care of those in your charge."
- Simon Sinek

Before setting foot on my college campus, I was excited about taking on leadership roles, founding new clubs or student chapters, and representing esteemed companies as a campus ambassador. However, my enthusiasm was quickly dampened when I realized the lack of a centralized resource for accessing information about these opportunities. Navigating through numerous websites and platforms left me feeling overwhelmed and disheartened, with no clear pathway to pursue my aspirations.

Determined to overcome this challenge and simplify the process for fellow aspiring campus leaders, I embarked on a mission to create a solution. Recognizing the need for a curated resource that could streamline the search for campus leadership opportunities, I made a [GitHub](https://github.com/Vikranth3140/Campus-Leadership-Opportunities) repository to compile a comprehensive list of curated programs, chapters, and initiatives.

![GitHub Repo Screenshot](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/kik2cxg8zi3061mo7qvl.png)

This repository serves as a one-stop destination where students can easily explore a diverse range of opportunities tailored to their interests and ambitions. Whether it's representing leading tech companies as a campus ambassador, initiating coding clubs on campus, or joining student chapters dedicated to social impact, the repository offers many options to suit every individual's goals.

My vision for this repository goes beyond just providing information; it aims to empower students with the resources they need to kickstart their leadership journey. By centralizing these opportunities on GitHub, I aim to eliminate the barriers that hinder my pursuit of campus leadership roles, ensuring that future generations of students have access to the tools and support they need to thrive.

As I continue to expand and update the repository, I invite fellow students and campus leaders to join me in this collaborative effort. Together, we can build a vibrant community where opportunities abound, and aspiring leaders are nurtured and supported in their endeavours.

Let's heed Simon Sinek's words and embrace the true essence of leadership – not just by being in charge, but by caring for those entrusted to our guidance. Join me on this journey of empowerment, growth, and leadership as we pave the way for a brighter future on college campuses everywhere.

Feel free to check out the GitHub repository here - [GitHub - Campus Leadership Opportunities](https://github.com/Vikranth3140/Campus-Leadership-Opportunities).
Integrating DDD Aggregates and Functional Programming with faggregate
Tags: java, ddd, tutorial, functional
Published: 2024-02-24 11:56:22

In the realm of software development, combining traditional methodologies with cutting-edge programming paradigms can greatly improve the robustness and maintainability of applications. The `faggregate` library stands out for Java developers by integrating the concepts of Domain-Driven Design (DDD) Aggregates with the principles of functional programming. This tutorial is crafted to clarify how to use `faggregate` to develop scalable, dependable software systems that meet specific business requirements.

---

`faggregate` brings together the structured approach of DDD Aggregates and the declarative nature of functional programming, leading to lower defect rates and enhanced code modularity. The tutorial guides you through creating a ‘Counter’ aggregate — a component for tracking incremented values, showcasing the library’s potential to simplify complex development tasks.

The process begins with setting up a Maven project, then moves on to define the aggregate, implement command handlers, mutators, and repositories. It provides a thorough understanding of how to construct a robust application with `faggregate`. The tutorial also highlights the importance of immutability in functional programming, offering insights into how to create immutable entities that increase the application’s stability.

By the end of this tutorial, developers will be equipped to effectively deal with the complexities of DDD and functional programming, ensuring that their applications are not only efficient in terms of code but also aligned with the needs of the business domain. This tutorial is an essential step for anyone aiming to enhance their software development practices, offering a glimpse into a world where code clarity and maintenance are seamlessly integrated with the implementation of business logic.

For more detailed information on this tutorial, visit the [Basic Tutorial for `faggregate`](https://tmorin.github.io/faggregate/).
Qual a diferença entre require e import numa aplicação JS?
Tags: webdev, javascript, node, beginners
Published: 2024-02-24 11:26:44

O _require_ e o _import_ são duas formas de importar módulos em JavaScript, mas possuem diferenças em relação à sua sintaxe e principalmente ao contexto em que são utilizados.

O "*require*" é uma forma de importar módulos que pertence ao **CJS** (**CommonJS**), um padrão utilizado no Node.js. Ele é utilizado em versões mais antigas do JavaScript, como o ES5. A sintaxe para utilizar o _require_ é a seguinte:

```jsx
const modulo = require('nome-do-modulo');
```

Já o "_import_" é uma forma de importar módulos que pertence ao **ESM** (_**EcmaScript Modules**_) da versão do **ECMAScript (ES6)**, e esse utilizado em versões mais recentes do JavaScript. A sintaxe para utilizar o _import_ é a seguinte:

```jsx
import modulo from 'nome-do-modulo';
```

Agora sobre o contexto que elas são utilizadas, essa é uma das principais diferenças entre o _require_ (CJS) e o _import_ (ESM). O _require_ é síncrono, ou seja, ele **carrega os módulos de forma sequencial**, enquanto o _import_ é assíncrono, permitindo o **carregamento de módulos de forma paralela**.

Outra diferença é que o _import_ permite a utilização de recursos como o `import { recurso } from 'nome-do-modulo'`, que possibilita **importar apenas recursos específicos** de um módulo. Mas, o _import_ também permite a utilização de recursos como o `import * as modulo from 'nome-do-modulo'`, que possibilita importar todos os recursos de um módulo em um objeto.

É importante ressaltar que o `import` é mais utilizado em projetos que utilizam o ECMAScript (ES6) e o Babel, enquanto o `require` é mais utilizado em projetos que utilizam o CommonJS, como o Node.js.

## Como faço para utilizar _require_ ou _import_ na minha aplicação?

Numa aplicação Node.js, para utilizar o ESM, vá até o `package.json` da sua aplicação e insira essa propriedade na raiz do objeto:

```json
"type": "module",
```
Já para o _require_ (CJS) o Node.js considera ele como padrão. Vale que ressaltar que o CJS é definido como padrão de ferramenta de modularidade no Node.js mas nunca foi oficial da linguagem JavaScript. No entanto, a fim de conhecimento o `"type": "commonjs"` indica a utilização do CJS no projeto. Podemos observar na imagem a seguir os valores da propriedade _type_:

![Type recebe como valor o commonjs ou module](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/2ds2cap0nalprkpo14lx.png)

Bom, espero ter esclarecido essa dúvida e que te ajude a definir o melhor ao seu projeto. Até a próxima! 😊✨
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Published: 2024-02-24 11:20:52

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Understanding the C# 10 Memory Model
Tags: csharp
Published: 2024-02-24 11:18:32

Understanding the C# memory model is crucial for writing efficient and reliable code in C#. The memory model defines how variables are stored in memory and how they are accessed by different threads in a multi-threaded application.

One important concept in the C# memory model is the concept of memory visibility. In a multi-threaded application, different threads may have their own cache of memory, leading to inconsistencies in the values of variables that are shared between threads. To ensure that changes made to shared variables are visible to all threads, developers can use synchronization mechanisms such as locks or memory barriers.

Let's consider a simple example to illustrate the importance of memory visibility in the C# memory model:

```csharp
using System;
using System.Threading;

class Program
{
    static int count = 0;

    static void Increment()
    {
        for (int i = 0; i < 1000000; i++)
        {
            count++;
        }
    }

    static void Main()
    {
        Thread t1 = new Thread(Increment);
        Thread t2 = new Thread(Increment);

        t1.Start();
        t2.Start();

        t1.Join();
        t2.Join();

        Console.WriteLine(count);
    }
}
```

In this example, we have a shared variable `count` that is incremented by two separate threads using the `Increment` method. When we run the program, we expect the final value of `count` to be 2000000 (1000000 increments from each thread). However, due to the lack of proper synchronization mechanisms, the final value of `count` may not be what we expect.

To ensure that changes to the `count` variable are visible to all threads, we can use synchronization mechanisms such as locks or memory barriers:

```csharp
static object lockObject = new object();

static void Increment()
{
    for (int i = 0; i < 1000000; i++)
    {
        lock(lockObject)
        {
            count++;
        }
    }
}
```

By using a lock to synchronize access to the `count` variable, we can ensure that changes made to `count` are visible to all threads, and the final value of `count` will be 2000000 as expected.

In conclusion, understanding the C# memory model is essential for writing reliable and efficient code in C#. By using proper synchronization mechanisms, developers can ensure that changes made to shared variables are visible to all threads, avoiding potential issues such as race conditions and inconsistent data.
BUY GOOGLE REVIEWS
Tags: webdev, javascript, programming, beginners
Published: 2024-02-24 11:16:39

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