teleren/devto huggingface dataset:
I am looking for Twilio Expert who has rich experience in Twilio SDK using.
Published: 2023-05-30 13:50:47

Hello, everyone.
Currently, I am developing Twilio stuff for American Agency.
But I have some problems now.

Firstly, I will describe about workflow of our system.
1. Register agents for job interview.
2. Call for clients by using frontend Twilio Javascript SDK.

Here, when one client calls for an agent, if agent is calling with other client, this call should be added automatically to Twilio task queue of this agent.

But I am going to complete this function at the backend by using PHP Twilio SDK.

If you are experienced in this field, please help me.
Thank you for your kindness.
An invitation to OSS Contributors for Screenshot
Tags: react, typescript, opensource
Published: 2023-05-30 13:29:45

Screenshot is an open-source tool that provides users with granular controls to frame their screenshots and build engaging content faster.

![Build engaging screenshots faster](https://usescreenshot.app/teasers/Slide-0.png)

## How does it work?

To use Screenshot, go to [usescreenshot.app](https://usescreenshot.app), (1.) click on the frame to paste your clipboard's image, and then (2.) adjust the settings as needed.

![Frame your screenshot using simple settings](https://usescreenshot.app/teasers/Slide-1.png)

We are actively working to improve and add more settings to Screenshot. Our goal is to provide a **simple but powerful set of controls** that can adjust to your needs.

![Try our selection of color gradients](https://usescreenshot.app/teasers/Slide-2.png)

## What's under the hood?

Screenshot is a web-application being built with React in TypeScript, bootstrapped with [`create-next-app`](https://github.com/vercel/next.js/tree/canary/packages/create-next-app), and styled with [TailwindCSS](https://tailwindcss.com/) and [Radix UI](https://www.radix-ui.com/) components heavily inspired by [ui.shadcn.com](https://ui.shadcn.com/).

## Share your feedback

If you encounter an issue or would like to suggest a new feature, please feel free to reach out using our GitHub Repository at [usescreenshot.app/github](https://usescreenshot.app/github).

## Contributing

![A great opportunity to join OSS](https://usescreenshot.app/teasers/Slide-3.png)

Contributing to Screenshot is **a great opportunity to join OSS**. Specially at this early pre-release stage, we are actively looking to engage with users and developers to learn more together about Screenshot. 

Issues, Pull requests, and Discussions are welcomed! For more information about our project visit: GitHub Repository at [usescreenshot.app/github](https://usescreenshot.app/github)

If you find Screenshot helpful, we'd appreciate giving it a [Star in GitHub](https://github.com/iamhectorsosa/screenshot/stargazers).

**Fun fact**: All of the screenshots used in this article have been created using [usescreenshot.app](https://usescreenshot.app), with the exception of the text.
🔄 Tradeoff between Normalisation and Denormalisation when Scaling Your API 📈🔁
Tags: database, scalabilty, api, performance
Published: 2023-05-30 13:23:06

There's something I have managed to crystallise for myself. As a Backend Engineer, I deal with designing relational database models often. Modelling the database is a crucial step in getting the API right in any modern application.

There is a delicate trade-off between normalisation and denormalisation while modelling a relational database. It's a crucial consideration that can significantly impact the performance and efficiency of a system as it grows. 🌱💡

This trade-off is something that my intuition took some time to catch. It is also something that has rarely been discussed in the early part of my career.

Normalisation aims to eliminate data redundancy and ensure data integrity by breaking down data into separate tables and establishing relationships through keys. On the other hand, denormalisation involves combining related data into a single table to improve query performance and reduce complexity.

When scaling your API, finding the right balance between these two approaches becomes critical. Let's take a look at how normalisation and denormalisation can impact query performance in the context of a messaging application:

In a normalised database design for a messaging app, you might have separate tables for users, conversations, and messages. Each message would reference the conversation it belongs to and the user who sent it. This design ensures data integrity and reduces redundancy, making it easier to update and modify user or conversation details. However, when retrieving a conversation with all its messages, multiple table joins are required, potentially impacting query performance as the dataset grows.

On the other hand, denormalisation in the same messaging application could involve duplicating relevant data. For example, you might store denormalised conversations with embedded messages in a single table. This design eliminates the need for complex joins, allowing for faster retrieval of conversations and their associated messages. However, it increases the redundancy of data, potentially leading to data inconsistencies if not managed carefully.

The choice for the messaging application depends on various factors. If data consistency is critical and frequent updates are expected, a normalised approach ensures data integrity. However, if query performance and retrieval speed are paramount, denormalisation can provide a performance boost by reducing the need for joins and simplifying queries.

Each approach comes with trade-offs, and finding the right balance for your messaging application depends on the specific needs and priorities of your system.

What are your thoughts on normalisation and denormalisation in the context of API scaling? Share your experiences and insights in the comments below. Let's learn from each other and navigate the trade-offs together! 🚀💬
Sizning ma'lumotlaringiz qayerda saqlanayapti?
Published: 2023-05-30 13:05:56


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/1hsx7qdwmqg1b6je7rh0.jpg)
Albatta sizning ma'lumotlaringiz davlat ishxonalarida. Ular xavfsiz va buzib bo'lmaydigan tizimda saqlanayaptimi?

**Author:** [Javohir Dev](https://dev.to/javohirdev)

Yo'q aslida xavfsiz yokiy buzib bo'lmaydi degan tushunchalar yo'q. Batafsilroq chuntiraman.🧠

> 1: Eng xavfsiz tizimlarni qanday o'lchashadi? Albatta buzib ko'rib. Lekin u buzildi endi, endi eng xavfsiz tizimga eng kuchliy buzib kirish uslubi ham bor, bu degani endi u tizim hech qanaqasiga xavfsiz emas.Boom🤯. Yo'q katta kampaniyalarda hususan **FAANG** da ichki aynan o'sha kampaniyalarga ishlaydigan Hackerlar bo'ladi.👨🏻‍💻 Aynan ular o'z mahsulotlarini hack qilib ko'rishadi va hack qilish usullari maxfiy holatda saqlanadi. Ha ular saqlanadi, nimagaligidan havarim yo'q.😔


> 2: Kechirasizlaru eng kuchli dasturchi va kiberxavfsizligi hodimlari davlatga ishlamaydi ayniqsa 🇺🇿=🇺🇿 da. Aynan o'zimizdan soha mutahasislarini olib kelishganida ham kiber hujumlar faqat mahalliy hackerlar tomonidan uyishtirilmaydi.


> 3: Eng achinarli va kulgulisi aynan sizning ma'lumotlaringizni saqlaydigan davlat ishxonalaridaaaa 🤦🏻‍♂️ha o'g'irlangan Windows ishlatishadi. Bu bir tomondan kulguliy, bir tomondan achinarliy. Har bitta o'g'irlangan dastur ichiga hohlagancha virus yozish mumkin. Misol uchun yaqinda [SUBYEKTIV](https://www.youtube.com/@SUBYEKTIV) YouTube kanali **Hack** qilingani hali ko'pchilikni esida chiqmagan bo'lsa kerak. U ham o'g'irlangan Adobe Premiere Pro dasturi tufayli bo'lgan edi.

**Hullas xavfsiz tizim o'zi yo'q👍**
AWS Certified Solutions Architect
Published: 2023-05-30 13:05:20

**The Basics (101)
**AWS Global Infrastructure
You will never be tested on numbers (e.g. number of regions/availability zones)

**

## Region
**
-> Geographical (Brazil, Europe, Asia, etc)). Each region consists of two or more availability zones (AZ). It's not in the same phisical space (if a flooding occurs, other data center can still answer)
Availability zone -> Data center

North America Regions:

US East (Northern Virginia)
US East (Ohio) Region
US West (Oregon) Region
US West (Northern California) Region
AWS GovCloud (US-West Region)
Canada (Central)
Edge Locations -> CDN (content delivery network). They add new ones all the times, over 100 so far. There are many more Edge Locations than Regions.
Main services provided by Amazon. Based on late 2017/early 2018.

Route53: DNS service

EC2: Virtual machines and/or compute

ECS: Virtual machines + docker

Elastic Beanstalk: Deploy apps and don't worry about infrastructure. Good for starting users.

Lambda: Serverless. Upload code, no need to configure any server/virtual machines. Used by Amazon Echo

Lightsail: out of the box cloud. Virtual servers with fixed configs

STORAGE
S3: Virtual disk in the cloud. Object based storage

Glacier: Archive - low cost, but access is not inmediate

EFS: Elastic file service, mount disks without a specific size, automatically (elastically) grows

Storage Gateway: VM in premise with S3 support.

Cache Gateway: cache information from s3 in premise

DATABASES
RDS: Mysql, MariaDB, Microsoft SQL, Oracle, Aurora, etc.

DynamoDB: No relational database (NoSQL database)

Red Shift: Data warehouse. Copy your own data to create reports

Elasticache: Cache (can use two technologies: redis or memcached)
Chapter 7: Working with APIs in JavaScript
Tags: javascript
Published: 2023-05-30 12:58:00

## What is an API?

API stands for Application Programming Interface. It allows different software applications to communicate with each other. In web development, it's often used to fetch data from a server.

Web APIs usually use HTTP (Hypertext Transfer Protocol), the protocol used for transferring data over the internet. Web APIs also often use JSON (JavaScript Object Notation) to structure the data being transferred.

For example, you might have a web API that provides data about different types of plants. You could make a request to that API for information about roses, and it might return data like this:


```json
{
  "name": "Rose",
  "sunlight": "Full Sun",
  "soil": "Well-draining",
  "color": "Red"
}
```

## Making HTTP Requests (Fetch, Axios)

There are a few different ways to make HTTP requests in JavaScript. Two of the most common are using the `fetch` function or the `axios` library.

Here's an example using `fetch`:


```javascript
fetch('https://api.example.com/plants/rose')
  .then(response => response.json())
  .then(data => console.log(data))
  .catch(error => console.error('Error:', error));
```

And here's an example using `axios`, which returns a promise that resolves to the response data:


```javascript
axios.get('https://api.example.com/plants/rose')
  .then(response => console.log(response.data))
  .catch(error => console.error('Error:', error));
```

## Working with Data from APIs

Once you've made a request to an API and received the data, you can use it in your JavaScript code just like any other data.

For example, you could use it to create new elements in the DOM:


```javascript
fetch('https://api.example.com/plants/rose')
  .then(response => response.json())
  .then(data => {
    let name = document.createElement('h1');
    name.textContent = data.name;
    document.body.appendChild(name);

    let sunlight = document.createElement('p');
    sunlight.textContent = 'Sunlight: ' + data.sunlight;
    document.body.appendChild(sunlight);
    
    // Continue for other data properties...
  })
  .catch(error => console.error('Error:', error));
```

In this example, we fetch data from the API, convert the response to JSON, and then create new elements in the DOM to display the data.

APIs are incredibly important in web development, as they allow us to work with dynamic data and create interactive, data-driven websites and applications.
Chapter 6: JavaScript and the Document Object Model (DOM)
Tags: javascript
Published: 2023-05-30 12:57:50

## What is the DOM?

The Document Object Model (DOM) is a programming interface for web documents. It represents the structure of a document (such as a webpage) and allows programs to manipulate the document's structure, style, and content. In essence, the DOM represents a document as a tree-like structure made up of nodes. Each node represents part of the document (e.g., an element, an attribute, the text within an element, etc.).

Here's a simple HTML document and its DOM representation:


```html
<!DOCTYPE html>
<html>
<head>
  <title>My Title</title>
</head>
<body>
  <h1>My Heading</h1>
  <p>My paragraph.</p>
</body>
</html>
```

This can be visualized as a tree:


```less
Document
├── DOCTYPE: html
├── html
│   ├── head
│   │   └── title
│   │       └── "My Title"
│   └── body
│       ├── h1
│       │   └── "My Heading"
│       └── p
│           └── "My paragraph."
```

## Traversing and Manipulating the DOM

JavaScript can be used to traverse (navigate through) and manipulate (change) the DOM.

For example, you can select an element in the DOM using JavaScript:


```javascript
let heading = document.querySelector('h1'); // Selects the first h1 element
```

And you can change the content of an element:


```javascript
heading.textContent = 'New Heading'; // Changes the text of the h1 element
```

You can also create new nodes and add them to the DOM:


```javascript
let newParagraph = document.createElement('p'); // Creates a new p element
newParagraph.textContent = 'New paragraph.'; // Adds text to the new p element
document.body.appendChild(newParagraph); // Adds the new p element to the body
```

## Event Handling

Events are actions or occurrences that happen in the browser, often as a result of user interaction. JavaScript can listen for these events and execute code in response.

To listen for an event, you use the `addEventListener` method, specifying the type of event and a function that should be run when the event occurs. This function is often called an event handler or event listener.


```javascript
let button = document.querySelector('button'); // Selects the button element

button.addEventListener('click', function() {
  alert('Button was clicked!');
});
```

In this example, when the button is clicked, the browser will alert the user with a message saying "Button was clicked!".

The combination of JavaScript and the DOM is incredibly powerful. It's the foundation of how all modern websites and web applications create interactive experiences for users.
Exciting news for beginner Laravel developers
Tags: laravel, php, beginners, webdev
Published: 2023-05-30 12:57:33

I'm thrilled to announce the upcoming release of my latest ebook, "Laravel Padawan" Get ready to kickstart your journey into the world of Laravel development. Here's a sneak peek at what you can expect from this comprehensive resource:

🔹 Models: Learn how to simplify data manipulation and harness the power of Laravel's Eloquent ORM to manage your database effortlessly.

🔹 Migrations: Dive into the world of database schema evolution with Laravel's intuitive migration system. Build and modify your database tables with ease.

🔹 Controllers: Gain a solid understanding of controllers and how they handle your application's logic. Master the art of processing user requests effectively.

🔹 Blades: Unlock the potential of Laravel's templating engine, Blade, to create dynamic and visually appealing views for your web applications.

With beginner-friendly explanations, step-by-step examples, and practical tips, "Laravel Padawan" is your guide to building solid foundations in Laravel development. 

It's designed to equip you with the skills and confidence to embark on your coding journey.

Stay tuned for the official release of "Laravel Padawan" and be among the first to grab your copy. Prepare to level up your skills, unleash your coding potential, and build your first Laravel applications.

Get ready to become a Laravel Padawan! 🔥💪
Chapter 4: Objects and Arrays in JavaScript
Tags: javascript
Published: 2023-05-30 12:57:30

## Introduction to Objects

In JavaScript, an object is a standalone entity, with properties and type. It's an unordered collection of related data, of primitive or reference types, in the form of "key: value" pairs. These keys are also known as properties.


```javascript
let person = {
  firstName: "John",
  lastName: "Doe",
  age: 30,
  country: "USA"
};

console.log(person.firstName); // Outputs: "John"
```

You can access the properties of an object using dot notation (as above) or bracket notation (`person["firstName"]`). You can also modify the properties of an object:


```javascript
person.age = 31;
console.log(person.age); // Outputs: 31
```

## Arrays and Array Methods

An array in JavaScript is a type of object used for storing multiple values in a single variable. Each value (also called an element) in an array has a numeric position, known as its index, and it may contain data of any data type—numbers, strings, booleans, functions, objects, and even other arrays.


```javascript
let fruits = ["apple", "banana", "cherry"];
console.log(fruits[0]); // Outputs: "apple"
```

JavaScript provides many functions that help you work with arrays. Here are some of the most common ones:

-   `push`: Add a new element to the end of an array.
    
    
    ```javascript
    fruits.push("date");
    console.log(fruits); // Outputs: ["apple", "banana", "cherry", "date"]
    ```
    
-   `pop`: Remove the last element from an array.
    
    
    ```javascript
    fruits.pop();
    console.log(fruits); // Outputs: ["apple", "banana", "cherry"]
    ```
    
-   `shift`: Remove the first element from an array.
    
    
    ```javascript
    fruits.shift();
    console.log(fruits); // Outputs: ["banana", "cherry"]
    ```
    
-   `unshift`: Add a new element to the start of an array.
    
    
    ```javascript
    fruits.unshift("apple");
    console.log(fruits); // Outputs: ["apple", "banana", "cherry"]
    ```
    

## JSON (JavaScript Object Notation)

JSON is a format for structuring data that is used in JavaScript and many other programming languages. It's commonly used for transmitting data in web applications (e.g., sending data from a server to a client).

In JSON, data is presented in key/value pairs, just like JavaScript objects. Here's an example of JSON data:


```json
{
  "employees": [
    { "firstName": "John", "lastName": "Doe" },
    { "firstName": "Anna", "lastName": "Smith" },
    { "firstName": "Peter", "lastName": "Jones" }
  ]
}
```

In JavaScript, you can convert an object into JSON using `JSON.stringify()`:


```javascript
let person = {
  firstName: "John",
  lastName: "Doe"
};

let json = JSON.stringify(person);
console.log(json); // Outputs: '{"firstName":"John","lastName":"Doe"}'
```

And you can convert JSON back into an object using `JSON.parse()`:


```javascript
let json = '{"firstName":"John","lastName":"Doe"}';
let person = JSON.parse(json);
console.log(person.firstName); // Outputs: "John"
```
Choosing the Best Hunting Knife Handle: A Guide to Optimal Performance
Tags: huntingknifehandle, huntingknife, handle, knife
Published: 2023-05-30 12:43:54

The handle of a hunting knife plays a crucial role in its performance. A well-designed handle ensures a secure grip, even in challenging conditions, and prevents the knife from slipping. Additionally, it should provide comfort during extended use. When choosing a hunting knife handle, it's important to consider factors such as material, shape, and size. This guide will help you navigate these aspects to find the ideal handle for your hunting needs.



![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/sm8qk1pvsmi3dck2v9dk.jpg)

Material:

Hunting knife handles are commonly made from wood, plastic, or metal, each with its pros and cons.

Wood handles offer strength, durability, and a comfortable feel. They can be customized to fit your preferences. However, wood handles may be pricier and require more maintenance.
Plastic handles are cost-effective and easy to maintain. While they may not be as durable as wood, they still provide a decent grip. However, they may lack the same level of comfort.
Metal handles are incredibly robust and resistant to wear. Though they can feel cold to the touch and may be less grippy compared to other materials.

Shape:

The shape of the handle is essential for both comfort and grip. Consider the specific hunting tasks you'll be undertaking when choosing the handle shape. For instance, a [skinning knife](https://www.baramdat.com/category/skinning-knife) requires a different handle shape compared to a gutting knife.

Size:

The size of the handle should fit comfortably in your hand. It shouldn't be too small or too large. Again, consider the type of hunting knife you're using, as the handle size will vary depending on its purpose.

Selecting the Right Handle for Your Needs:

To choose the right handle, consider the type of hunting you'll be engaged in. For extended skinning tasks, prioritize a comfortable handle. For situations requiring a secure grip, opt for handles designed to provide stability.

Also, take into account the material's strength and durability, ensuring it can withstand the demands of your hunting activities. The handle shape should offer a pleasant grip, while the size should be tailored to fit your hand comfortably.

Additional Tips for Choosing the Best Hunting Knife Handle:
Try out different handles before purchasing to find the most comfortable one for you.

Consider the climate in which you'll be hunting. If it's cold, prioritize handles that won't become slippery when wet.
Reflect on the type of game you'll be hunting. Handles must be strong enough to withstand cutting through bones for big game hunting.

By following these tips, you can confidently select the best hunting knife handle that meets your specific needs, ensuring optimal performance during your hunting adventures.