teleren/devto huggingface dataset:
Ibuprofeno.py💊| #80: Explica este código Python
Tags: python, spanish, programming, beginners
Published: 2024-04-13 13:00:00

## **<center>Explica este código Python</center>**
#### <center>**Dificultad:** <mark>Fácil</mark></center>

```py
# ¿Cuál de las siguientes sentencias es la incorrecta? 
x = "hola"
print("El valor de a es: " + x) # A
print("El valor de a es:", x) # B
print(f"El valor de a es: {x}") # C
```

👉 **A.** `A`
👉 **B.** `B`
👉 **C.** `C`
👉 **D.** `Todas son correctas`

---

{% details **Respuesta:** %} 

👉 **D.** `Todas son correctas`

En Python podemos concatenar valores de muchas maneras, 3 de ellas son:
* Usando el operador `+`.
* Usando una simple `,`.
* Usando lo que se denomina un f-string e interpolar el valor final. 

{% enddetails %}
6 security advancements that Plang offers for the user
Tags: plang, learning, security, programming
Published: 2024-04-13 12:34:59

[Plang](https://plang.is), a new natural language programming language, introduces several key security improvements to address common vulnerabilities and enhance data protection. 

Here are 6 significant security advancements that Plang offers.

**1. Built-in Security Mechanisms:**
Plang is designed with security as a foundational element, not an afterthought. The architecture and design principals prevent a range of common security issues, such as SQL injection and cross-site scripting (XSS). This proactive approach ensures that developers can focus more on functionality and less on the vulnerabilities.

**2. Password-less Authentication with ECC:**
[81% of company breaches are password related](https://www.demandsage.com/password-statistics/), Plang eliminates that. Plang utilizes Elliptic Curve Cryptography (ECC) to facilitate secure, password-less authentication (same as Bitcoin uses). It provides a more secure and user-friendly authentication experience.

**3. Local Data Encryption:**
To enhance privacy and security, Plang encourages local storage, so that your personal data is stored on your local computer, not in the cloud. This prevents large scale data breaches and protects sensitive information from unauthorized access.

**4. Secure Data Syncing:**
Plang makes data syncing across devices seamless and secure. It ensures that all data remains encrypted during transit, employing advanced cryptographic techniques to safeguard data integrity and confidentiality across multiple platforms.

**5. Transparent and Verifiable Code:**
Plang promotes a culture of security by making the code transparent and verifiable. Developers can audit the code easily, allowing for the identification and rectification of any potential security flaws. This transparency not only builds trust but also enhances the overall security of applications built with Plang.

**6. Anonymity with Web Services:**
Users privacy is ensured when interacting with web services. By leveraging Identity that we get from password-less login, users can engage with services without revealing personal information, significantly enhancing privacy and reducing the risk of identity theft and data misuse in online environments.


If this is interesting to you in any way, come and checkout the [Github repo](https://github.com/PLangHQ). There is also a [Youtube channel](https://www.youtube.com/@plangHQ) with some nice [getting started videos](https://www.youtube.com/watch?v=m4QC19btS_I&list=PLbm1UMZKMaqfT4tqPtr-vhxMs4JGGFVEB)
Overcoming Challenges in Many-to-Many Relationships: A Guide for Building Robust Applications
Tags: django, python, webdev, beginners
Published: 2024-04-13 12:34:09

Building applications with complex relationships between entities is a common challenge in software development. One particular hurdle developers often face is managing many-to-many relationships effectively. In this guide, we'll explore a common issue and how to overcome it with practical examples.

### Understanding Many-to-Many Relationships

Many-to-many relationships occur when entities from one group can be related to multiple entities in another group, and vice versa. For instance, consider a scenario where we have Users and Roles. A user can have multiple roles, and a role can be assigned to multiple users.

### The Challenge: Dealing with "None" in Many-to-Many Relationships

One challenge developers encounter when working with many-to-many relationships is handling cases where a particular entity doesn't belong to any related entities. Let's illustrate this with a hypothetical scenario involving Books and Genres. Each book can belong to multiple genres, and each genre can encompass multiple books.

```python
class Book(models.Model):
    title = models.CharField(max_length=100)
    genres = models.ManyToManyField('Genre')

class Genre(models.Model):
    name = models.CharField(max_length=50)
```

When we render the details of a book, displaying its genres might result in the appearance of "None" if the book doesn't belong to any genres. This can be confusing for users and undesirable from a user experience perspective.

### Solution: Handling "None" in Templates

To address this issue, we can employ conditional rendering in our templates. Let's take a look at how we can modify our template to handle the display of genres for a book.

```html
{% for genre in book.genres.all %}
    <span class="badge bg-primary">{{ genre.name }}</span>
    {% if not forloop.last %} , {% endif %}
{% empty %}
    <span class="badge bg-secondary">No genres</span>
{% endfor %}
```

In this snippet, we iterate over each genre associated with the book. If there are no genres associated, we display a message indicating so.

### Conclusion

Many-to-many relationships are powerful but can pose challenges, especially when dealing with potential null values. By leveraging conditional rendering in templates, we can ensure a seamless user experience and effectively handle scenarios where entities may not have any related entries. 

In your own projects, remember to anticipate these scenarios and implement robust solutions to enhance the usability and reliability of your applications. Happy coding!
Monsters AI Writer: Revolutionizing Content Creation
Published: 2024-04-13 12:28:25

In the realm of digital marketing, content is king. Whether you're a small business owner, a seasoned marketer, or a content creator, the demand for high-quality, engaging content is ever-present. With the rise of artificial intelligence (AI) technology, the landscape of content creation is undergoing a seismic shift. Enter [Monsters AI Writer](https://monsterswebseocompany.com/monstersaiwriter/), the advanced AI content writing tool that is poised to revolutionize the way we create content.

Harnessing the Power of AI

Monsters AI Writer represents the cutting edge of AI technology. Leveraging state-of-the-art natural language processing algorithms, this powerful tool is capable of generating high-quality, human-like content in a fraction of the time it takes traditional methods. By harnessing the power of AI, content creators can now produce a vast amount of content with unprecedented speed and efficiency.

Advanced Features for Optimal Performance

What sets Monsters AI Writer apart from other AI content generation tools is its advanced features and capabilities. From keyword optimization to content personalization, this versatile tool offers a myriad of features designed to help you create content that resonates with your audience. With built-in SEO tools, Monsters AI Writer ensures that your content is optimized for search engines, helping you rank higher in search results and drive more organic traffic to your website.

Streamlined Workflow for Maximum Productivity

Time is of the essence in the world of digital marketing, and Monsters AI Writer understands that. That's why it's designed to streamline your content creation workflow, allowing you to produce high-quality content in record time. With its intuitive interface and user-friendly design, Monsters AI Writer makes it easy to create, edit, and publish content with just a few clicks.

Unleash Your Creativity with Confidence

With Monsters AI Writer by your side, there's no limit to what you can achieve. Whether you're writing blog posts, social media content, or website copy, this powerful tool empowers you to unleash your creativity with confidence. Say goodbye to writer's block and hello to endless possibilities with Monsters AI Writer.

The Future of Content Creation Is Here

In conclusion, Monsters AI Writer by [Monsters Web SEO Company](https://monsterswebseocompany.com) is more than just a tool – it's a game-changer for content creators everywhere. With its advanced features, streamlined workflow, and unparalleled performance, this AI-powered tool is revolutionizing the way we create content. Whether you're a seasoned marketer or a novice content creator, Monsters AI Writer has something to offer everyone. So why wait? Join the AI revolution today and unlock your full potential with Monsters AI Writer.
Discord Bot with Cloudflare AI
Tags: cloudflarechallenge, devchallenge, ai
Published: 2024-04-13 12:27:14

*This is a submission for the [Cloudflare AI Challenge](https://dev.to/devteam/join-us-for-the-cloudflare-ai-challenge-3000-in-prizes-5f99).*

## What I Built

Discord Bot for asking questions to AI or generating images

## Demo

Discord Bot: https://discord.com/oauth2/authorize?client_id=1227951760539258880&permissions=0&scope=bot


![Image Demo](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/j6o024ck6y06xhwun866.png)

## My Code

Repository: https://github.com/LuisFun/discord-bot-cloudflare-ai-challenge

## Journey

I realized that most of the projects that have been submitted so far were in the form of websites, as we are in the latter half of the challenge period.
Therefore, as a different approach, I tried creating a simple application using a discord bot.

The main thing I worked on during the challenge period was creating and publishing a plugin package.

**Stacks**

- Cloudflare
  - [Workers](https://developers.cloudflare.com/workers/)
  - [Workers AI](https://developers.cloudflare.com/workers-ai/)
  - [AI Gateway](https://developers.cloudflare.com/ai-gateway/)
- [Discord Bot](https://discord.com/developers/docs/tutorials/hosting-on-cloudflare-workers)
- [`discord-hono`](https://discord-hono.luis.fun/) (I made it)
- [`@luisfun/cloudflare-ai-plugin`](https://github.com/LuisFun/cloudflare-ai-plugin) (I made it)

`@luisfun/cloudflare-ai-plugin` can do the following:

- AI Gateway - You can code the AI Gateway in the same way as the workers AI.
- MD Translator - You can translate while maintaining the structure of Markdown to some extent.

By using the module and plugin that I created, the server code for the Bot was 80 lines, and the command registration code for the Bot was 50 lines. In this way, I was able to create a Bot with such a small amount of code.

**Multiple Models and/or Triple Task Types**

- `All Text Generation models`
- `All Text to Image models`
- `@cf/meta/m2m100-1.2b`

If the language set in the discord is not English, the default behavior is to process as follows
`Translate prompt` -> `Generate text or image` (-> `Translate text`)
In the second translation, I made sure not to break the markdown format.
Listing All Files in a Firebase Storage Directory Using JavaScript
Tags: javascript, firebase, webdev, tutorial
Published: 2024-04-13 12:23:59


In this tutorial, we will explore how to list all files within a specific directory in Firebase Storage using JavaScript. This is an essential skill for developers working with cloud-based file management. At [itselftools.com](https://itselftools.com), we have mastered such techniques throughout the development of over 30 projects using Next.js and Firebase, and are excited to share this knowledge.

## Understanding the Code

The JavaScript snippet provided outlines a straightforward approach to interact with Firebase Storage:

```javascript
// List all files in a directory
const listRef = storageRef.child('path/to/your/directory');
listRef.listAll().then(res => {
  res.items.forEach(itemRef => {
    // Output each file's path
    console.log(itemRef.fullPath);
  });
}).catch(error => {
  console.error('Error listing files:', error);
});
```

Here's a breakdown of what each line does:

1. **Initialize the reference**: `const listRef = storageRef.child('path/to/your/directory');` This line creates a reference to a specific directory in your Firebase Storage.

2. **List all files**: `listRef.listAll()` is a method that retrieves all items (files) and prefixes (folders) within the specified directory.

3. **Handle response**: The `then` block processes the listing result. The `res.items.forEach` loop iterates over each file reference, logging the full path of the files to the console.

4. **Error handling**: The `catch` block is essential for dealing with errors that might occur during the listing process, ensuring that these are adequately logged and can be addressed.

## Practical Applications

The ability to list files programmatically in your Firebase Storage can serve numerous practical applications. Whether you're creating a service that requires file access records, setting up an administrative dashboard to manage user uploads, or simply organizing your cloud file storage, the insights gained from this code snippet are invaluable.

## Conclusion

Mastering cloud storage operations can vastly improve your web applications' efficiency and user experience. By implementing the JavaScript code discussed, developers can better manage and visualize file organization within Firebase. If you're eager to see this code in action or explore other innovative tools developed using similar technologies, feel free to visit some of our apps like [rhyming dictionary search tool](https://rhymes-with.com), [web-based video recording tool](https://record-video-online.com), and [free screen recording tool online](https://online-screen-recorder.com).

Using these techniques and tools, you can take your next web project to new heights with enhanced functionality and robust file management.
Enhancing Accessibility in Next.js with useFocusOnNavigation Custom Hook
Tags: a11y, nextjs, react, webdev
Published: 2024-04-13 12:15:27


At [itselftools.com](https://itselftools.com), we've built over 30 web applications using Next.js and Firebase, learning many tricks along the way to improve user experience and application performance. One subtle yet impactful area is accessibility enhancements, particularly in single-page applications (SPAs) like those built with Next.js. Today, we're sharing a custom React hook we've employed to ensure better accessibility across our applications: `useFocusOnNavigation`.

#### Understanding the useFocusOnNavigation Hook

The `useFocusOnNavigation` hook is designed to enhance keyboard navigability by automatically setting the focus to the body element whenever the route changes in a Next.js application. This focus management is crucial for users who rely on keyboard navigation, ensuring they can start interacting with the new page content immediately after navigation occurs.

Here's a breakdown of the code:

```javascript
import { useEffect } from 'react';
import { useRouter } from 'next/router';

function useFocusOnNavigation() {
  const router = useRouter();
  useEffect(() => {
    const handleRouteChange = () => {
      document.body.tabIndex = '-1';
      document.body.focus();
    };
    router.events.on('routeChangeComplete', handleRouteChange);
    return () => {
      router.events.off('routeChangeComplete', handleRouteChange);
    };
  }, [router]);
}

export default useFocusOnNavigation;
```

- **useEffect and useRouter:** These hooks from React and Next.js are used to handle side effects and access the router object, respectively.
- **Event Listener:** The hook adds an event listener for `routeChangeComplete`. When a route change completes, the hook sets the `tabIndex` of the body to '-1', making it programmatically focusable. Then, it calls `document.body.focus()` to shift the focus to the body.
- **Cleanup:** It also includes a cleanup function to remove the event listener, which helps prevent memory leaks and derogatory performance effects in long-running applications.

This approach is beneficial for maintaining accessibility standards, as automated focus management plays a crucial role in the usability of dynamically loaded content, especially in SPAs.

#### See It in Action

If you want to experience how our accessibility enhancements influence user interactions in real-world applications, feel free to check out some of our innovative tools:
- Explore quick voice recording solutions at [Voice Recording Tool](https://voice-recorder.io).
- Optimize your images effortlessly at [Image Compression Utility](https://online-image-compressor.com).
- Experience seamless text-to-speech conversion at [Text-to-Speech Reader](https://read-text.com).

We hope this hook helps enhance the accessibility of your Next.js applications as much as it has ours, ensuring a smoother and more inclusive user experience.
My Experience Creating a Professional Resume with https://instaresume.io: A Step-by-Step Journey
Tags: beginners, ai, productivity, resume
Published: 2024-04-13 12:12:59

## **Step 1: Getting Started**
First, I headed over to https://instaresume.io and was pleasantly surprised by how user-friendly the site is. Logging in was a breeze, and signing up for a new account seemed just as straightforward for newcomers.

## **Step 2: Choosing the Perfect Template**
The template selection was impressive! It was so easy to find a design that not only looked professional but also matched the industry I'm aiming for. Now click “Use this template”.

## **Step 3: Personalizing My Resume**
Adding my personal details was next, and the template made it so simple to enter my name, contact info, and professional profiles. This process really started to bring my resume to life.

## **Step 4: Writing a Compelling Professional Summary**
Crafting my professional summary was where the magic happened. I experimented with both the prewritten phrases and the AI Writer, which tailored a summary just for me. It was amazing to see how well the AI understood my career goals and strengths.

## **Step 5: Making the Most of Free Credits**
I absolutely loved the 3 free credits feature. It allowed me to play around with different options for my summary without any stress. The option to purchase more credits was there, but honestly, the free credits gave me exactly what I needed.

## **Step 6: Detailing My Experience and Skills**
Filling in my work experience, education, and skills was incredibly intuitive. The layout made it easy to organize my qualifications and showcase my achievements in a way that felt both comprehensive and compelling.

## **Step 7: The Final Review**
Reviewing my resume was an eye-opening experience. With unlimited edits at my disposal, I fine-tuned every section until it was perfect. It was reassuring to know I could make as many changes as I needed.

## **Step 8: Downloading My Masterpiece**
Clicking the “Download” button was the final step, and voila, my professional resume was ready! Saving it as a PDF was straightforward, and seeing the finished product was genuinely satisfying.

## ** My Thoughts**

>  Creating my resume with http://instaresume.io was not just easy; it was enjoyable. Every step of the process felt smooth and designed with the user's needs in mind. From selecting the perfect template to downloading the final product, I felt supported and confident.
_I can't recommend https://instaresume.io enough. If you're looking to create a professional resume that stands out to employers, this is the place to start. My journey to success just got a significant boost, thanks to their fantastic platform._
MMwin - Trang Tải App mmwin Game Chính Thức
Published: 2024-04-13 12:03:18

MMWIN ✔️✔️ Trang tải app mmwin game chính thức uy tín , Luôn cập nhật link tải mới nhất cho mọi người để đảm bảo link tải không bị chặn.

MMwin - Trang Tải App mmwin Game Chính Thức

Địa chỉ: 12 Tô Ngọc Vân, Thạnh Xuân, Quận 12, TPHCM
Website: [https://mmwin04.com/](https://mmwin04.com/)
Hotline: 0903247861

#mmwin #mmwingame, #taimmwin #tải_mmwin
Introducing litestyle css
Tags: css, web3, code, csslibraries
Published: 2024-04-13 12:00:59


## Litestyle: 
A Lightweight and Flexible CSS Micro-Framework
Litestyle is a minimal CSS micro-framework designed to streamline your web development workflow. It provides a solid foundation for building modern and responsive websites with minimal overhead. Litestyle focuses on essential styles and utility classes, allowing you to achieve clean and consistent layouts without the bulk of a larger framework.

##Getting Started
There are two main ways to use Litestyle:

•Download the files: Download the Litestyle.css file from Github .Include litestyle.css in your HTML document using the <link> tag.
•CDN (Content Delivery Network): Use a CDN link to include Litestyle directly in your project. cdn:https://litestylecss.netlify.app/litestyle.css

##Core Styles

Litestyle provides basic styles for common HTML elements like headings, paragraphs, lists, links, and images. These styles are designed to be unobtrusive and can be easily overridden with your own custom styles.

Here are some examples:

Headings: Headings use a clean and modern font with appropriate sizes for hierarchy.
Paragraphs: Paragraphs have a comfortable reading line height and default margin for spacing.
Lists: Unordered lists use bullet points, while ordered lists use numerical counters.
Links: Links are underlined by default and change color on hover.
Images: Images have a slight border for better visibility.
Layout
##Layout:

Litestyle offers various utility classes to help you create flexible layouts:

•Flexbox: Use classes to achieve flexbox layouts with different alignments.
•Grid: Utilize classes for grid-based layouts with various gap options and centering.

##Utility Classes

Litestyle provides a range of utility classes for common styling needs:

Margins & Padding: Easily adjust margins and padding using designated classes.
Width & Height: Control element dimensions with width and height classes.
Colors: Access predefined color classes based on the color variables defined in Litestyle CSS.

Typography: Adjust font sizes, weights, and styles with typography classes.

##Advanced Features

Litestyle also includes some additional features for more complex styling:

•Animations: Utilize pre-defined animation classes for basic animation effects.
•Responsive Design: While not a core focus, Litestyle provides some basic utility classes for responsive adjustments.

##Customization
Litestyle is built with customization in mind. You can easily override its default styles using your own CSS rules.

##Conclusion
Litestyle offers a lightweight and flexible foundation for building modern websites. With its core styles, layout options, utility classes, and customization potential, it empowers you to create clean and responsive user interfaces efficiently. We encourage you to explore Litestyle and see how it can streamline your web development process.

read our docs:
https://litestylecss-docs.netlify.app/docs-homepage.html