teleren/devto huggingface dataset:
Scop in Javascript.
Tags: javascript, beginners, programming
Published: 2024-06-26 06:57:26


JavaScript, renowned for its versatility, stands as a pivotal language in the realm of web development. Core to its essence lies the concept of scope, delineating the reach of variables, functions, and objects within a codebase. In this discourse, we delve into the nuanced dimensions of scope in JavaScript, encapsulating global scope, local scope, and function scope, complemented by illustrative examples to illuminate their workings.


**Global Scope**
Global scope encompasses variables, functions, and objects accessible from any part of a program, having their origins outside any encapsulating function or code block. Take, for instance, the following snippet


```
 let globalVariable = "Hello, World!";

 function myFunction() {
  console.log(globalVariable); // Output: "Hello, World!"
}

console.log(globalVariable); // Output: "Hello, World!" 

```

Here, **globalVariable** is globally defined, thus accessible both within **myFunction** and beyond, exemplifying the unrestricted nature of global scope.

**Local Scope**
Contrarily, local scope confines variables, functions, and objects to specific code blocks, like an if statement or a for loop. Witness this **in action:**
```
 if (true) {
  let localVariable = "Hello, World!";
  console.log(localVariable); // Output: "Hello, World!"
} 

console.log(localVariable); // Throws an error: localVariable is not defined

```

In this scenario, **localVariable** finds existence solely within the confines of the if statement, inaccessible beyond its territorial borders.

**Function Scope**
Function scope relegates variables, functions, and objects to the confines of a particular function, rendering them inaccessible outside its precincts. Behold:

```
function myFunction() {
  let functionVariable = "Hello, World!";
  console.log(functionVariable); // Output: "Hello, World!"
}

console.log(functionVariable); // Throws an error: functionVariable is not defined

```

Here, **functionVariable** finds sanctuary solely within **myFunction**, beyond the grasp of external scopes, delineating the essence of function scope.

In summation, mastery of scope in JavaScript stands as a cornerstone for crafting elegant, effective, and maintainable codebases. Global scope affords ubiquitous access, local scope offers compartmentalization within code blocks, and function scope provides encapsulation within functions, collectively weaving the intricate fabric of JavaScript's scoping paradigm.

contact with me : www.linkedin.com/in/sagor-hossain-web-dev
Indirect Band Gap Semiconductor
Tags: semiconductor, electronics
Published: 2024-06-26 06:54:03




An indirect band gap semiconductor is a type of semiconductor in which the maximum energy point of the valence band and the minimum energy point of the conduction band occur at different momentum values (wave vectors). This means that the transition of an electron from the valence band to the conduction band (or vice versa) requires a change in momentum. The most well-known indirect band gap semiconductor is silicon, which is widely used in the electronics industry.

**Key Characteristics of Indirect Band Gap Semiconductors:**
Momentum Change Requirement: Since the conduction band minimum and valence band maximum are at different points in momentum space, an electron transition between these bands requires a change in momentum. This is typically facilitated by the involvement of a phonon (a quantum of lattice vibration) to conserve momentum.

**Optical Properties:** Indirect band gap semiconductors are less efficient at absorbing and emitting light compared to direct band gap semiconductors. This is because the electron transitions that involve phonons are less probable than direct transitions.

**Applications:** Due to their optical properties, indirect band gap semiconductors are not typically used for light-emitting devices such as LEDs and laser diodes. However, they are extensively used in electronic devices like transistors, diodes, and integrated circuits.

**Comparison with Direct Band Gap Semiconductors:**
Direct Band Gap: In direct band gap semiconductors, the maximum of the valence band and the minimum of the conduction band occur at the same momentum value. Electron transitions between these bands do not require a change in momentum, making them highly efficient for optical applications.

**Efficiency:** [Direct band gap semiconductors](https://electronicslesson.com/direct-and-indirect-band-gap-semiconductors/) are more efficient at emitting light and are thus preferred for optoelectronic devices. Examples include gallium arsenide (GaAs) and indium phosphide (InP).

**Examples of Indirect Band Gap Semiconductors:**
**Silicon (Si)**: The most common material used in semiconductor devices, particularly for electronic applications.
**Germanium (Ge)**: Used in some high-speed and high-performance applications.
**Silicon Carbide (SiC):** Known for its high thermal conductivity and robustness, used in high-power and high-temperature applications.


## 
In the energy-momentum (E-k) diagram:

Indirect Band Gap: The conduction band minimum is at a different k-value (momentum) than the valence band maximum.
Direct Band Gap: The conduction band minimum and the valence band maximum occur at the same k-value.
How to create a search input with Tailwind CSS and JavaScript
Tags: javascript, tailwindcss, tutorial
Published: 2024-06-26 06:44:52

Today we're going to create a search input with Tailwind CSS and JavaScript. Just like the previous tutorial with Alpinejs, we'll use the same structure and we'll add some JavaScript to make it interactive.
[See it live and get the code](https://lexingtonthemes.com/tutorials/how-to-create-a-search-input-with-tailwind-css-and-javascript/)
smooth stack lawsuit
Tags: lawsuit
Published: 2024-06-26 06:42:56

Smoothstack, a tech talent and training company, recently found itself embroiled in a lawsuit that has garnered significant attention. The core of the lawsuit revolves around allegations from former employees who claim that Smoothstack's employment practices were not only unfair but potentially unlawful. These employees have accused the company of implementing restrictive contractual terms that allegedly impeded their ability to pursue other career opportunities after leaving Smoothstack.
The complaints include claims that [Smoothstack's ](https://smoothstacklawsuit.co.uk/)contracts contained non-compete clauses that were excessively broad and restrictive, preventing former employees from working in their chosen field for an extended period. Furthermore, there are allegations that the company imposed significant financial penalties on those who attempted to leave before their contract terms ended, effectively trapping them in their positions.
Another key aspect of the lawsuit involves the company's training programs. Smoothstack markets itself as a company that provides valuable training and job placement services for individuals looking to enter the tech industry. However, former employees argue that the training could have been better and provided the skills necessary to succeed in the tech sector. Moreover, some plaintiffs claim that they were misled about the nature of the job opportunities that would be available to them after completing the training program.
The lawsuit also highlights issues related to wage practices. Some former employees allege that they were paid significantly less than what was initially promised or expected and that the company failed to adequately compensate them for overtime work. These wage-related complaints have added another layer of complexity to the legal battle [Smoothstack ](https://smoothstacklawsuit.co.uk/)is now facing.
In response to the lawsuit, Smoothstack has denied any wrongdoing. The company asserts that its contracts are standard for the industry and necessary to protect its business interests. Smoothstack also defends its training programs, stating that they are designed to meet the needs of a rapidly evolving tech industry and that many graduates have gone on to successful careers.
The outcome of the lawsuit could have broader implications for the tech industry, particularly in how training and employment contracts are structured. If the plaintiffs succeed, it might prompt other companies to re-evaluate their contractual practices and potentially lead to more employee-friendly policies.
As the case progresses, it will be closely watched by industry experts, legal professionals, and employees alike, all interested in understanding how this lawsuit might reshape the landscape of tech employment and training.
What is Yatter ai And how he help in our daily life?
Published: 2024-06-26 06:26:25

I'm [Yatter AI](https://yatter.in/), an advanced Telegram assistant built by Infokey Technology Pvt. Ltd. in New Delhi. I'm designed to make your life easier by providing quick and precise information on various topics.

Here are some ways I can help in your daily life:

1. **Voice Message Processing**: I can transcribe voice messages into text, making it easy to read and respond to messages.
2. **Image Text Recognition**: I can extract text from images, allowing you to easily read and understand information from pictures.
3. **Weather Insights**: I can provide you with current weather conditions and forecasts for any location.
4. **PDF Analysis**: I can analyze short PDFs and extract relevant information, saving you time and effort.
5. **Quick Information**: I can provide you with concise and accurate information on a wide range of topics, from news to history, and more.
6. **Deeper Insights**: If you need more information on a topic, I can dive deeper and provide you with more detailed insights.

My goal is to assist you in your [daily life](https://yatter.in/) by providing quick and accurate information, saving you time and effort. I'm constantly learning and improving, so I can become even more helpful to you in the future!
Mastering the Virtual DOM in JavaScript: Your Gateway to Efficient UI Updates 🚀
Tags: virtualmachine
Published: 2024-06-26 06:25:20

Hey Devs and Upcoming Devs! 👩‍💻👨‍💻

Ever felt bogged down by sluggish UI updates? The **Virtual DOM** might be your knight in shining armor! 🛡️✨ Let's dive into how this game-changing concept can optimize your front-end development.

**What is the Virtual DOM?**

The Virtual DOM is a lightweight copy of the actual DOM. It allows for efficient updates and rendering by minimizing direct manipulation of the actual DOM, which can be costly in terms of performance.

**Why Use the Virtual DOM?**

By implementing the Virtual DOM, you can:

- **Boost Performance**: Only the parts of the DOM that need to change are updated, reducing the overall workload.
- **Enhance User Experience**: Faster updates lead to smoother and more responsive interfaces.
- **Simplify Code Management**: With libraries like React, the Virtual DOM simplifies the process of managing state and updates.

**How It Works**

1. **Rendering**: When state or props change, a new Virtual DOM tree is created.
2. **Diffing**: The Virtual DOM compares the new tree with the previous one and identifies changes.
3. **Updating**: Only the changes are applied to the actual DOM, ensuring minimal reflows and repaints.

**Example in React**

```javascript
import React, { useState } from 'react';

function Counter() {
  const [count, setCount] = useState(0);

  return (
    <div>
      <p>You clicked {count} times</p>
      <button onClick={() => setCount(count + 1)}>
        Click me
      </button>
    </div>
  );
}

export default Counter;
```

In this example, React uses the Virtual DOM to efficiently update the displayed count without re-rendering the entire UI.

**Why It Matters**

Embracing the Virtual DOM can significantly streamline your development process, leading to faster, more maintainable code and happier users.


🔖 **Key Takeaways**:
- The Virtual DOM optimizes performance by updating only what’s necessary.
- It leads to faster, more maintainable code and a better user experience.
- Tools like React leverage the Virtual DOM for efficient state management and UI updates.
 

Happy Coding! 🌟


💬 **What are your thoughts on the Virtual DOM? Share your experiences and tips in the comments below!**
Arduino 8bit-CPU
Published: 2024-06-26 06:23:16

Hey there!,
i've build something that you can call as a**CLI based 8-bit CPU processor!**
Let me explain you how it works!
This basic CPU made using Arduino Uno has EEPROM storage ,
this pc has Maximum Storage of 1KB EEPROM , You can plug an extrenal eeprom emeory for more storage ,
moreover it has a gps module and bluetooth connectivity 
now im trying to add more memory storage options and a gsm module for calling , a 3.5inch tft touch display for visualising the pc !
Please provide me more ideas to make it more cool!
~programmer-ayush
also follow me on instagram
@programmer.ayush.zx_27
I am looking for new role
Published: 2024-06-26 06:20:11

I'm a passionate fullstack web engineer from China, where I spend my days turning caffeine into code and my nights dreaming of seamless user interfaces. With a love for both front-end and back-end development, I thrive on creating solutions that are both functional and beautiful.

When I'm not wrestling with code, you can find me exploring new technologies, contributing to open-source projects, or finding ways to make my keyboard think it's the main character in a sci-fi movie.

Looking forward to connecting, learning, and sharing with you all!

Happy coding!
iPad Screen Repair Newcastle
Published: 2024-06-26 06:19:57


iPad Screen Repair Newcastle specializes in restoring your iPad's screen to pristine condition quickly and affordably. Whether your screen is cracked, shattered, or malfunctioning, their expert technicians provide expert repair services using only high-quality replacement parts. With a focus on customer satisfaction, [iPad Screen Repair Newcastle](https://repairmate.com.au/ipad-screen-repair-newcastle
) ensures each repair is conducted with precision and attention to detail. Their commitment to using genuine parts and offering competitive pricing makes them a preferred choice for iPad owners in Newcastle seeking reliable screen repair services. Trust them to bring your iPad back to life with their professional and efficient repair solutions.
Maha Kumbh 2025: Exotic India Tours
Published: 2024-06-26 06:18:04

The Maha Kumbh Mela, set to take place in Prayagraj (formerly Allahabad) in 2025, is an extraordinary event that draws millions of pilgrims and curious travelers from around the world. At ExoticIndiaTours.com, we're excited to offer you the opportunity to experience this awe-inspiring gathering firsthand.
The Maha Kumbh 2025 promises to be a truly unique spectacle, occurring only once every 12 years. This sacred festival, rooted in Hindu mythology and tradition, is believed to be the largest peaceful gathering of humanity on Earth. The confluence of the Ganges, Yamuna, and mythical Saraswati rivers at Prayagraj creates the perfect backdrop for this spiritual extravaganza.
What makes the **[Maha Kumbh 2025 ](https://exoticindiatours.co.uk/trips/maha-kumbha-prayagraj-2025/)**in Prayagraj special:

Triveni Sangam: The meeting point of three sacred rivers is considered the center of the Earth in Hindu scriptures.
Kalpvas tradition: Unique to Prayagraj, devotees stay for an extended period to perform rituals and meditation.
Historical significance: It's believed that Lord Brahma performed a creation yajna (sacrifice) at this very spot.
Spiritual merit: Prayagraj is regarded as the holiest of all pilgrimage sites, offering the highest virtue for performing rituals and penance.
Salvation and redemption: A holy dip in the sacred waters is believed to free ten generations from the cycle of rebirth.

The Maha Kumbh 2025 will feature:

Massive crowds of devotees taking ritual baths in the holy waters
Colorful processions of sadhus and religious leaders
Spiritual discourses and teachings from renowned saints
Vibrant fairs showcasing traditional arts, crafts, and cuisine
Cultural performances and religious ceremonies

ExoticIndiaTours.com offers carefully curated packages to help you navigate this incredible event:

Duration: 3 nights/4 days
Location: Prayagraj (Allahabad)
Transportation: Private vehicle with an experienced English-speaking chauffeur
Meals: All-inclusive (breakfast, lunch, dinner)
Accommodation: Choose from various hotel categories to suit your preferences
Expert guidance: Local tour guide and dedicated tour manager throughout your stay

Our packages are designed to provide a comfortable and enriching experience, allowing you to fully immerse yourself in the spiritual atmosphere of the Maha Kumbh 2025. We take care of all the logistics, so you can focus on the transformative power of this ancient tradition.
Whether you're a devoted pilgrim or a curious traveler, the Maha Kumbh 2025 offers a unique opportunity to witness the living heritage of India's spiritual traditions. Join us at ExoticIndiaTours.com for an unforgettable journey to the heart of Hindu culture and spirituality.
Don't miss this chance to be part of history at the Maha Kumbh 2025 in Prayagraj. Contact ExoticIndiaTours.com today to book your personalized package and embark on a life-changing spiritual adventure!
JavaFX In Action with Robert Ladstätter about LogoRRR, a cross-platform log analysis tool
Tags: java, scala, javafx, ui
Published: 2024-06-26 06:16:56

In the next video in this "JFX In Action" series, I talked with Robert Ladstätter about LogoRRR, an application written with Scala and JavaFX.

{% embed https://www.youtube.com/watch?v=2y8aK_t--gM %}

## About Robert Ladstätter

Robert is Team Lead at NEXTSENSE Worldwide and develops software with Scala and JavaFX. You can find him on [Twitter](https://x.com/rladstaetter) and [LinkedIn](https://www.linkedin.com/in/robert-ladst%C3%A4tter-bb50692b1/). 

## About LogoRRR

LogoRRR is a cross-platform log analysis tool that offers a clear and rapid way to navigate through large text files, emphasizing critical events with its interactive, user-friendly interface. You can find it on [logorrr.app/](https://logorrr.app/), [GitHub](https://github.com/rladstaetter/LogoRRR), and in the [Apple Store](https://apps.apple.com/at/app/logorrr/id1583786769). LogoRRR is created with Scala and JavaFX and is able to load, search, and visualize log files with over 1.000.000 log lines blazingly fast. The UI of the application is unit tested automatically with [TestFX](https://www.jfx-central.com/tools/testfx).

Robert wants to thank two supporters who helped him to reach the important milestone of 10,000 downloads. [David Weber](https://x.com/david_lusacia) was the first one to sponsor the project, since he found the tool in its early days so useful that he wanted to [support the further development via Buy Me A Coffee](https://buymeacoffee.com/rladstaetter). Another supporter is [Oliver Loeffler](https://x.com/Raumzeitfalle) who also provides feedback about bugs and features for LogoRRR.

## Video content

00:00 Who is Robert Ladstätter

Twitter: https://x.com/rladstaetter

LinkedIn: https://www.linkedin.com/in/robert-ladst%C3%A4tter-bb50692b1/

00:35 Introduction of LogoRRR

Application website: https://www.logorrr.app/

00:49 Combining Scala with JavaFX

Movie about Kotlin with JavaFX: https://www.youtube.com/watch?v=OKbeVaHV3HA 

Technology used for LogoRRR: https://github.com/rladstaetter/LogoRRR/blob/main/Technology.md 

Link to Kotlin 

01:49 The evolution of Java in the right direction and competing with Scala

03:02 Demo of LogoRRR

06:37 Opening a 1Gb log file

07:20 Look into the code

13:41 Searching in Garbage Collector logs with LogoRRR

14:20 Automated UI testing with TestFX

TestFX: https://www.jfx-central.com/tools/testfx

17:28 Conclusions

LogoRRR sources: https://github.com/rladstaetter/LogoRRR
iPhone Repairs Newcastle
Published: 2024-06-26 06:16:22


iPhone Repairs Newcastle offers comprehensive solutions for all your iPhone repair needs, ensuring fast and reliable service. Whether you're dealing with a cracked screen, water damage, battery issues, or software glitches, their skilled technicians are equipped to diagnose and fix the problem efficiently. Using top-quality parts and advanced diagnostic tools, [iPhone Repairs Newcastle](https://repairmate.com.au/iphone-repairs-cardiff-newcastle-nsw
) guarantees professional repairs with a focus on customer satisfaction. Their competitive pricing and commitment to quality make them a trusted choice for iPhone users in Newcastle seeking dependable repair services. Count on iPhone Repairs Newcastle to restore your iPhone to optimal functionality swiftly and effectively.
Mobile Phone Screen Replacement Melbourne
Published: 2024-06-26 06:13:51

Mobile Phone Screen Replacement Melbourne specializes in providing high-quality screen replacement services for various mobile phone models. Whether you have a cracked, shattered, or malfunctioning screen, their experienced technicians offer prompt and reliable solutions to restore your device to its original condition. Using genuine replacement parts and state-of-the-art equipment, [Mobile Phone Screen Replacement Melbourne](https://www.repairmate.com.au/mobile-phone-screen-replacement-melbourne
) ensures precise and efficient repairs. Their dedication to customer satisfaction is evident in their attention to detail and competitive pricing. For anyone in Melbourne needing professional and trustworthy screen replacement services, Mobile Phone Screen Replacement Melbourne is the go-to destination. Trust them to deliver exceptional results and bring your mobile phone back to life with a brand-new screen.
The experience is next-level
Tags: experience, games
Published: 2024-06-26 06:12:41

I love the thrill of this [live casino games](https://ninlay.com/en/live-casino)! There's something electric about playing blackjack or roulette with a live dealer from the comfort of your own home. At ninlay, the experience is next-level. The dealers are professional and engaging, and the HD streaming quality makes you feel like you're right there in the casino. Whether it's the strategy of poker or the fast-paced action of baccarat, every game is a chance to immerse yourself in the excitement. Plus, the variety of games ensures there's always something new to try. It's not just about winning; it's about the experience and camaraderie with other players. ninlay truly brings the magic of live casino gaming to your fingertips.
Mobile Phone Repairs Newcastle
Published: 2024-06-26 06:10:43

Mobile phone repair Newcastle offers reliable and efficient services to cater to all your smartphone needs. Whether you've cracked your screen, need a battery replacement, or require software troubleshooting, their skilled technicians ensure prompt and professional repairs. With a focus on customer satisfaction, [Mobile phone repair Newcastle](https://repairmate.com.au/mobile-phone-repairs-cardiff-newcastle-nsw
) uses high-quality parts and employs advanced diagnostic tools to swiftly identify and resolve issues. Their commitment to excellence and competitive pricing make them a go-to destination for anyone seeking trustworthy mobile phone repairs in the Newcastle area.
dezbro
Published: 2024-06-26 06:10:17

[Дезинсекция от насекомых](https://dezbro.ru/) - одно из основных направлений деятельности «Братьев Карбофосовых». Мы эффективно боремся с муравьями, клопами, тараканами и другими вредителями, обеспечивая безопасность и комфорт вашего жилища. Наши специалисты по уничтожению тараканов проведут детальную оценку ситуации и подберут оптимальные методы обработки, чтобы обеспечить результат, которому вы доверите свое здоровье. Мы предлагаем качественные услуги по доступной цене!