teleren/devto huggingface dataset:
Selenium Webdriver Not Working in Python: chromedriver 115.0.5790.171
Tags: python, seleniumwebdriver, automation
Published: 2023-08-15 02:04:02

Selenium Webdriver Not Working in Python: chromedriver 115.0.5790.171
---------------------------------------------------------------------

As a software developer, you might have encountered various challenges while working with different tools and technologies. One such challenge that often frustrates developers is when Selenium Webdriver refuses to work in Python, specifically with the chromedriver version 115.0.5790.171. In this article, we will explore this issue and provide possible solutions to get your Selenium Webdriver up and running smoothly.

### Understanding the Problem

The chromedriver version 115.0.5790.171 has been known to cause compatibility issues with Selenium Webdriver in Python. This can result in unexpected errors and failures when trying to automate browser interactions using Selenium.

### Possible Solutions

Fortunately, there are a few workarounds that you can try to overcome this problem:

1.  Update chromedriver: One option is to update your chromedriver to a newer version that is compatible with Selenium Webdriver. This can be done by downloading the latest version of chromedriver from the official Chromium website and replacing the old chromedriver file with the new one.
2.  Downgrade Selenium: Another approach is to downgrade your Selenium package to a version that is compatible with the problematic chromedriver. You can do this by uninstalling the current version of Selenium and installing an older version using pip. Just make sure to check the compatibility matrix between Selenium and chromedriver to find the appropriate versions.
3.  Switch to a different browser driver: If updating or downgrading chromedriver doesn't work for you, consider using a different browser driver like geckodriver for Firefox or edgedriver for Microsoft Edge. This can help you bypass the compatibility issues and continue working with Selenium Webdriver in Python.

### Conclusion

Dealing with compatibility issues can be frustrating, but with the right approach, you can overcome them and continue your software development journey smoothly. In the case of Selenium Webdriver not working in Python with chromedriver 115.0.5790.171, try updating or downgrading chromedriver, or switch to a different browser driver. Remember, software development is all about finding creative solutions to unexpected problems, so don't let these roadblocks discourage you!

### References:

*   Official Chromium website: [https://chromium.org](https://chromium.org)
Introduction to SwiftUI
Published: 2023-08-15 01:27:15

SwiftUI is a revolutionary development in the world of iOS development. It is a user interface toolkit that allows developers to design apps in a declarative way. This means you can simply state what your user interface should do. For example, you want a button here, a text field there, and SwiftUI ensures it happens. This is a significant shift from the imperative way of programming, where you need to tell the compiler how to do things.

## Understanding the SwiftUI Framework
SwiftUI is a framework produced by Apple. It allows you to design both iOS and macOS apps. SwiftUI uses a declarative syntax, which means you simply state what you want to happen. For example, you can say you want a list of items consisting of text fields, then describe alignment, font, and color in a unique and concise way.

## Benefits of SwiftUI over UIKit
SwiftUI simplifies the process of developing a user interface across all Apple platforms. It allows you to create a full-featured application with less code while also reducing the complexity of UI design. Here are some key benefits:

- Less Code: SwiftUI requires less code for creating user interfaces. This makes the code easier to read and maintain.
- Live Preview: SwiftUI provides a live preview of your code. You can see your changes in real-time without needing to run the app.
- Declarative Syntax: SwiftUI uses a declarative syntax, which makes it easier to write and understand the code.
- Cross-platform: SwiftUI allows you to create user interfaces for all Apple platforms. You can share the code across iOS, macOS, watchOS, and tvOS.

## Declarative Syntax of SwiftUI
In SwiftUI, you describe what you want in your UI, and SwiftUI takes care of the rest. This is a shift from the imperative way of programming, where you need to describe how things need to be done.

For example, if you want to create a button in SwiftUI, you just need to declare it like this:
```swift
Button(action: {
    print("Button tapped!")
}) {
    Text("Welcome to SwiftUI")
}
```
In the above code, you declare a button and SwiftUI takes care of all the details like allocating memory and providing the lifecycle of the button.

## SwiftUI Environment and Tools
SwiftUI works seamlessly with Xcode, Apple's integrated development environment (IDE). The live preview feature of Xcode shows you real-time changes in the UI as you code. This makes the development process faster and more efficient.

In conclusion, SwiftUI is a powerful and intuitive tool for building user interfaces across all Apple platforms. Its declarative nature simplifies the coding process, making it an excellent choice for both beginners and experienced developers. The next units will delve deeper into the practical aspects of creating an app layout with SwiftUI.
Swift Collections and Data Structures
Published: 2023-08-15 01:25:31

In this unit, we will delve into the world of Swift collections and data structures. Collections are a crucial part of any programming language as they allow us to store multiple values in a single variable. Swift provides several powerful collection types, including Arrays, Dictionaries, Sets, and Tuples. We will also cover Optionals, a unique feature in Swift that helps handle the absence of a value.

## Arrays
An array is an ordered collection of items. In Swift, the items in an array must be of the same type. Here's how you can create an array:
```swift
var fruits = ["Apple", "Banana", "Cherry"]
```
You can access and modify arrays using their index:
```swift
print(fruits[0]) // Prints "Apple"
fruits[1] = "Blueberry" // Changes "Banana" to "Blueberry"
```
## Dictionaries
A dictionary is an unordered collection of key-value pairs. The keys in a dictionary are unique. Here's how you can create a dictionary:
```swift
var capitals = ["USA": "Washington, D.C.", "France": "Paris", "Japan": "Tokyo"]
```
You can access and modify dictionaries using their keys:
```swift
print(capitals["USA"]) // Prints "Washington, D.C."
capitals["France"] = "Marseille" // Changes "Paris" to "Marseille"
```
## Sets
A set is an unordered collection of unique items. Here's how you can create a set:
```swift
var colors = Set(["Red", "Green", "Blue"])
```
You can perform operations like union, intersection, and subtraction on sets.

## Tuples
A tuple is an ordered list of elements. The elements in a tuple can be of any type and they don't have to be of the same type as each other. Here's how you can create a tuple:
```swift
var person = (name: "John", age: 30, city: "New York")
```
You can access elements in a tuple using their name or index:
```swift
print(person.name) // Prints "John"
print(person.1) // Prints 30
```
## Optionals
Optionals in Swift are used to indicate the absence of a value. An optional can contain a value or nil to indicate that a value is missing. Here's how you can create an optional:
```swift
var optionalString: String? = "Hello"
optionalString = nil // Now it contains no value
```
You can use optional binding or optional chaining to access the value in an optional if it exists.

By understanding these collections and data structures, you can effectively organize and manage data in your Swift applications.
[Android]Create AnyView Background
Published: 2023-08-15 01:07:19

```
object ViewUtils {
    fun generateBackgroundWithShadow(
        view: View, @ColorRes backgroundColor: Int,
        @DimenRes cornerRadius: Int,
        @ColorRes shadowColor: Int,
        @DimenRes elevation: Int,
        shadowGravity: Int
    ): Drawable {
        val cornerRadiusValue = view.context.resources.getDimension(cornerRadius)
        val elevationValue = view.context.resources.getDimension(elevation).toInt()
        val shadowColorValue = ContextCompat.getColor(view.context, shadowColor)
        val backgroundColorValue = ContextCompat.getColor(view.context, backgroundColor)
        val outerRadius = floatArrayOf(
            cornerRadiusValue, cornerRadiusValue, cornerRadiusValue,
            cornerRadiusValue, cornerRadiusValue, cornerRadiusValue, cornerRadiusValue,
            cornerRadiusValue
        )
        val backgroundPaint = Paint()
        backgroundPaint.style = Paint.Style.FILL
        backgroundPaint.setShadowLayer(cornerRadiusValue, 0f, 0f, 0)
        val shapeDrawablePadding = Rect()
        shapeDrawablePadding.left = elevationValue
        shapeDrawablePadding.right = elevationValue
        val DY: Int
        when (shadowGravity) {
            Gravity.CENTER -> {
                shapeDrawablePadding.top = elevationValue
                shapeDrawablePadding.bottom = elevationValue
                DY = 0
            }

            Gravity.TOP -> {
                shapeDrawablePadding.top = elevationValue * 2
                shapeDrawablePadding.bottom = elevationValue
                DY = -1 * elevationValue / 3
            }

            Gravity.BOTTOM -> {
                shapeDrawablePadding.top = elevationValue
                shapeDrawablePadding.bottom = elevationValue * 2
                DY = elevationValue / 3
            }

            else -> {
                shapeDrawablePadding.top = elevationValue
                shapeDrawablePadding.bottom = elevationValue * 2
                DY = elevationValue / 3
            }
        }
        val shapeDrawable = ShapeDrawable()
        shapeDrawable.setPadding(shapeDrawablePadding)
        shapeDrawable.paint.color = backgroundColorValue
        shapeDrawable.paint.setShadowLayer(
            cornerRadiusValue / 3,
            0f,
            DY.toFloat(),
            shadowColorValue
        )
        view.setLayerType(LAYER_TYPE_SOFTWARE, shapeDrawable.paint)
        shapeDrawable.shape = RoundRectShape(outerRadius, null, null)
        val drawable = LayerDrawable(arrayOf<Drawable>(shapeDrawable))
        drawable.setLayerInset(
            0,
            elevationValue,
            elevationValue * 2,
            elevationValue,
            elevationValue * 2
        )
        return drawable
    }
}
```
Reference:
https://medium.com/@ArmanSo/take-control-of-views-shadow-android-c6b35ba573e9
Linux: Create a file for writing with controlled flushing to disk in large chunks
Tags: linux, ffmpeg, buffering
Published: 2023-08-15 01:03:11

Linux: Create a file for writing with controlled flushing to disk in large chunks
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Linux provides a powerful and flexible environment for software development. When it comes to writing data to disk, it's important to consider performance and efficiency. In this article, we will explore how to create a file for writing in Linux with controlled flushing to disk in large chunks.

By default, when you write data to a file in Linux, the operating system buffers the data in memory before flushing it to disk. This buffering mechanism improves performance by reducing the number of disk I/O operations. However, in some cases, you may need to control when and how the data is flushed to disk.

To create a file for writing with controlled flushing, you can use the `O_DIRECT` flag when opening the file. This flag enables direct I/O, bypassing the kernel buffer cache and allowing you to manage the flushing of data yourself.

Here's an example of how to create a file with controlled flushing in C++:

 

    
    #include <fcntl.h>
    #include <unistd.h>
    
    int main() {
        int fd = open("data.txt", O_CREAT | O_WRONLY | O_DIRECT, 0644);
        if (fd == -1) {
            // Handle error
        }
    
        // Write data to the file
    
        // Flush data to disk in large chunks
        fsync(fd);
    
        // Close the file
        close(fd);
    
        return 0;
    }
        

 

In this example, we use the `open` function with the `O_CREAT`, `O_WRONLY`, and `O_DIRECT` flags to create a file for writing with controlled flushing. The `fsync` function is then used to flush the data to disk in large chunks. Finally, the `close` function is called to close the file.

By controlling the flushing of data to disk, you can optimize the performance of your application. However, it's important to note that direct I/O may have some limitations and may not be suitable for all use cases. It's recommended to benchmark and test your application to determine the best approach for your specific needs.

In conclusion, Linux provides the flexibility to create a file for writing with controlled flushing to disk in large chunks. By using the `O_DIRECT` flag and the `fsync` function, you can optimize the performance of your application. Remember to consider the specific requirements of your application and perform thorough testing to ensure the best results.

### References:

*   [open(2) - Linux manual page](https://man7.org/linux/man-pages/man2/open.2.html)
*   [fsync(2) - Linux manual page](https://man7.org/linux/man-pages/man2/fsync.2.html)
The Future of Cybersecurity
Tags: cybersecurity, ai, webdev, programming
Published: 2023-08-15 00:58:34

The future of cybersecurity looks like rapid growth and evolution driven by factors like:

Increased use of AI and machine learning: AI will play a key role in detecting and preventing cyberattacks. AI tools will be integrated into cybersecurity systems to identify anomalies, flag risky behavior, and generate simulated attacks to test defenses. AI algorithms will also compete with those used by hackers.

Focus on threats from cyberwarfare and nation-states: As cyberwarfare becomes more common, cybersecurity will need to make critical infrastructure like power grids, traffic systems and hospitals more resilient. Defenses against nation-state attacks will be crucial.

More cyberattacks due to a growing hacker population: As more people gain technical skills, some will turn to cybercrime. Combined with the rise of automated attack scripts, the volume of cyberattacks will likely continue to increase.

Developing cybersecurity talent becomes essential: There is already a major shortage of cybersecurity workers that is projected to widen. Companies will need to invest heavily in training current employees to fill the gap.

Legacy systems will remain a risk: Outdated hardware and software that is no longer supported by manufacturers will continue to provide avenues for attackers due to lack of security patches.

Growth of cloud computing: While cloud adoption will certainly continue, some experts predict a shift back towards more secure on-premise and private networks in the future. The role of cloud in cybersecurity over the next decade remains uncertain.

Passwords will still be used, but with improvements: Passwords are likely here to stay due to their usability, but may evolve to incorporate more biometrics and other authentication methods.

In summary, the future of cybersecurity will be characterized by rapid technological changes driven by the need to keep up with evolving threats and exploitations. The integration of AI, a focus on nation-state threats, and developing new talent will be essential for organizations to adapt and remain secure.
A Food Web App using React JS and Tailwind CSS
Tags: food
Published: 2023-08-18 07:48:18

---
title: A Food Web App using React JS and Tailwind CSS
published: true
date: 2023-08-15 00:46:00 UTC
tags: Food
canonical_url: https://reactjsexample.com/a-food-web-app-using-react-js-and-tailwind-css/
---

# Comfort Eats: Food Web App (React JS Styled With Tailwind CSS)

## Run npm install to install the necessary dependencies
 ![A Food Web App using React JS and Tailwind CSS](https://reactjsexample.com/content/images/2023/08/code_2023-12-11-41-43.jpg)

All of the data/images to simulate API responses are located at src/data/data.js

This was a fun little project consisting of React & Tailwind which is a super powerful frontend combination you can use to quickly build websites. In this build I focused on adding a little extra javascript with the array filter method to filter out specific food types and pricing categories.[![A Food Web App using React JS and Tailwind CSS](https://user-images.githubusercontent.com/115655242/259903913-6590df08-a9b0-4811-8acb-cfba38e5ca84.png)](https://user-images.githubusercontent.com/115655242/259903913-6590df08-a9b0-4811-8acb-cfba38e5ca84.png)

## GitHub

[View Github](https://github.com/swooshcode/Comfort-Eats-Web-App?ref=reactjsexample.com)
How to show numeric data as text
Tags: mysql, flutter, dart
Published: 2023-08-15 00:06:36

How to Show Numeric Data as Text
--------------------------------

As a software developer, you often encounter situations where you need to display numeric data as text. Whether it's formatting numbers for user interfaces or converting numerical values into words, handling numeric data as text can be a useful skill to have in your toolkit. In this article, we will explore various techniques and libraries that can help you accomplish this task with ease.

### 1\. Formatting Numbers

When it comes to formatting numbers, you might need to display them with specific decimal places, commas, or currency symbols. Fortunately, most programming languages provide built-in functions or libraries to handle these requirements. For example, in JavaScript, you can use the `toLocaleString()` method to format numbers based on the user's locale.

    // JavaScript example
    const number = 1234567.89;
    const formattedNumber = number.toLocaleString();
    console.log(formattedNumber);
    // Output: 1,234,567.89

### 2\. Converting Numbers to Words

Converting numeric values into words can be particularly useful in scenarios like generating invoices or writing checks. While it may seem like a complex task, there are libraries available that simplify this process. For instance, in Python, you can use the `num2words` library to convert numbers into their textual representation.

    # Python example (using num2words library)
    from num2words import num2words
    number = 1234
    text = num2words(number)
    print(text)
    # Output: one thousand two hundred and thirty-four

### 3\. Adding Humor to Numeric Data

Who said dealing with numeric data has to be boring? Injecting some humor into your software can make it more enjoyable for users. For example, instead of displaying a simple "404" error message, you can get creative and show something like "Uh-oh! It seems like the page is vacationing in Hawaii and forgot to leave a forwarding address (Error 404)". Just remember to strike a balance between humor and clarity, ensuring that the message still conveys the necessary information.

By using these techniques, you can enhance the user experience and make your software more engaging.

### Conclusion

Showing numeric data as text is a common requirement in software development. Whether it's formatting numbers or converting them into words, there are various techniques and libraries available to simplify the process. Additionally, adding humor to numeric data can make your software more enjoyable for users.

### References:

*   [MDN web docs: Number.prototype.toLocaleString()](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/toLocaleString)
*   [num2words - Python Package Index (PyPI)](https://pypi.org/project/num2words/)
A brief explanation of blockchain
Tags: blockchain, cryptocurrency
Published: 2023-08-15 00:06:08

## What it is?
- A blockchain is a distributed database or ledger shared among a computer network's nodes. They are best known for their crucial role in cryptocurrency systems for maintaining a secure and decentralized record of transactions, but they are not limited to cryptocurrency uses. Blockchains can be used to make data in any industry immutable.
- Because there is no way to change a block, the only trust needed is at the point where a user or program enters data. This aspect reduces the need for trusted third parties, which are usually auditors or other humans that add costs and make mistakes.

## How it works?
- The main idea behind blockchain is to storage information without being centralized by a user, company, datacenter… Basically consists of programs called scripts that conduct the tasks that you usually would do in a database, spreading this data in multiple machines, and they all must match. So blockchain collects all the information and enters it into a block, once it’s full the information is run through an encryption algorithm, which creates a Hexadecimal number called “hash”.

### Blockchain Decentralization
- A blockchain allows the data in a database to be spread out among several network “nodes” at various locations. This not only creates redundancy but maintains the fidelity of the data. For example, if someone tries to alter a record at one instance of the database, the other nodes would prevent it from happening. This way, no single node within the network can alter information held within it.
- Because of this distribution the information and history are irreversible. Such a record could be a list of transactions, but it also is possible for a blockchain to hold a variety of other information like legal contracts, state identifications, or a company’s inventory.

### Blockchain Transparency
- Because of the decentralized nature of the Bitcoin blockchain, all transactions can be transparently viewed by either having a personal node or using blockchain explorers that allow anyone to see transactions occurring live. Each node has its own copy of the chain that gets updated as fresh blocks are confirmed and added. This means that if you wanted to, you could track a bitcoin wherever it goes.
- For example, exchanges have been hacked in the past, resulting in the loss of large amounts of cryptocurrency. While the hackers may have been anonymous(except for their wallet address) the crypto they extracted are easily traceable because the wallet addresses are published on the blockchain.
Of course, the records stored in the Bitcoin blockchain (as well as most others) are encrypted. This means that only the person assigned an address can reveal their identity. As a result, blockchain users can remain anonymous while preserving transparency.

> _In the next post I will continue to explain about Blockchain structure…_

_Follow for more content of bitcoin and blockchain development._