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$this->app->bind(UserRepository::class, EloquentUserRepository::class);

وبمجرد التسجيل، يقوم Laravel تلقائياً بحقن التبعية عند الحاجة.

Edit the SSH daemon config:

sudo nano /etc/ssh/sshd_config

• Dynamically switch between translated URLs
• Support SEO-friendly, localized routing
• Scale to additional languages easily

• Add 404 fallbacks for non-matching paths
• Integrate i18next-http-backend to load translations from a CMS
• Use language subdomains (e.g., fr.site.com) for region-specific experiences

• Color psychology changes per region

Red = luck in China, danger in the West.

As businesses go global, your frontend must cater to users from different regions, languages, and cultures. A well-implemented internationalization (i18n) strategy in your React app ensures:

• Seamless language switching
• Proper formatting of dates, numbers, and currencies
• Better accessibility and user retention
• Improved SEO in multilingual search queries

We’ll build two apps:

/app-shell         (React)
   webpack.config.js
   src/
       bootstrap.js

/analytics-app     (Vue)
   webpack.config.js
   src/
       main.js

While both Zustand and Redux serve the purpose of state management in React applications, they differ significantly in their approach and complexity.

Zustand's simplicity and performance make it a compelling choice for projects where Redux might be overkill.

import React, { useState, useMemo } from 'react';

function ExpensiveComponent({ data }) {
  const processedData = useMemo(() => {
    // Expensive computation
    return data.map(item => /* processing */ item);
  }, [data]);

  return <div>{/* render processedData */}</div>;
}

This approach ensures that the expensive computation runs only when data changes, improving performance.

MySQL 8+ includes a password validation plugin (validate_password) that enforces strong password rules by default. If you're working in a local development environment and want to disable this feature to allow simpler passwords (e.g., password, 123456), follow this safe step-by-step tutorial.

sudo mysql

sudo apparmor_parser -r /etc/apparmor.d/usr.sbin.mysqld

If needed, recreate the MySQL socket directory:

During installation:

• When prompted to choose a web server, select apache2.
• Choose Yes when asked to configure the database for phpMyAdmin with dbconfig-common.
• Set a password for the phpMyAdmin application.

Install Mesa utilities:

sudo apt install mesa-utils
glxinfo | grep "OpenGL renderer"

Consider this code:

void loadData() {
    char* buffer = new char[1024];
    // some processing...
    if (someCondition()) {
        return; // leak!
    }
    delete[] buffer;
}

This tutorial covers:

• What shallow vs deep copy means
• The problems caused by shallow copy
• How to implement deep copy correctly
• A practical class example with dynamic memory
• When to use Rule of Three vs Rule of Five

You can also use middleware like:

• express-rate-limit (Node.js)
• Laravel's built-in throttling

Create a .env file:

REDIS_URL=redis://localhost:6379

Key features include:

• Open-source hardware and software
• User-friendly programming environment
• A large community with plenty of tutorials and libraries

• Setup: The setup function initializes the canvas and video capture. The video is hidden by p5.js’s default element so that we can draw it onto the canvas manually.
• Model Loading: We load the COCO-SSD model asynchronously. Once the model is ready, we start continuous object detection by calling detectObjects().
• Detection Loop: The detectObjects function uses the loaded model to analyze the current video frame and stores the detection results. It recursively calls itself so that new frames are analyzed continuously.
• Drawing: In the draw loop, the video feed is displayed and for each detected object, a rectangle and label are drawn. The bounding box coordinates and object class are provided by the model.

Now that you have a basic real-time object detection app, consider extending its functionality:

Customize these options to fit your project’s needs.

Edit your Svelte components in the src folder. Open src/App.svelte and modify it to add your custom UI. For example:

Modern applications demand flexible, domain-focused solutions. A DSL allows domain experts to express complex logic concisely and can be optimized for performance. Leveraging LLVM gives you access to state-of-the-art optimization and code generation tools, so you can create languages that compile to highly efficient native code. In this tutorial, we’ll implement a simple mathematical expression language (with potential for future extensions) that computes results in real time.

Tools & Libraries: