Blog

Details
Category: Symfony Framework

Modern PHP Enterprise Systems Applications require the ability to notify the users about things like a process done, a report available, etc. through standard popular communication channels like email, text messages, slack etc. Follow this recipe if you want to send user notifications to their Slack channels:

Prerequisites:

Step 1. Install the "symfony/slack-notifier" package using composer:

composer require symfony/slack-notifier

Step 2. Create a Slack bot by following the instructions on Slack's website: https://api.slack.com/bot-users#create-a-bot

Step 3. Obtain the Slack bot token.

Step 4. Create a Slack client instance in your Symfony application. Add the following lines to your Symfony application's configuration file (e.g. config/services.yaml):

Details
Category: PHP Software Development

Before you proceed, make sure you have Redis installed and running on your server. You'll also need to install the PHP Redis extension. If you haven't installed it yet, you can do so using the following command:

sudo apt install php-redis

 

1. Connect to Redis:

$redis = new Redis();
$redis->connect('127.0.0.1', 6379); // Replace with your Redis server IP and port

 

2. Set and Get a key-value pair:

// Setting a key-value pair
$redis->set('my_key', 'Hello, Redis from PHP!');

// Getting the value of a key
$value = $redis->get('my_key');
echo $value; // Output: Hello, Redis from PHP!

 

Details
Category: Virtualization

Redis is an open-source, in-memory data structure store that is often used as a database, cache, and message broker. It is known for its speed and flexibility, making it popular for various use cases where fast data access and high-throughput are essential.

 

Here's an overview of how Redis works:

1. In-Memory Data Store:
Redis primarily operates as an in-memory data store, meaning all the data is stored in RAM. This allows Redis to achieve incredibly low read and write latencies since it doesn't need to access disk storage for most operations.

2. Key-Value Store:
Redis is a key-value store, where data is organized as key-value pairs. Each key is a unique identifier, and the associated value can be a wide range of data types, including strings, hashes, lists, sets, sorted sets, bitmaps, hyperloglogs, and more.

3. Persistence Options:
While Redis is primarily an in-memory database, it provides persistence options to save data to disk periodically or on specific events. This ensures that data is not lost in case of system restarts or failures.

4. Data Expiration:
Redis allows you to set an expiration time (time-to-live) for each key. Once the expiration time is reached, Redis automatically removes the key from the database. This feature is useful for caching and temporary data storage.

Details
Category: Symfony Framework

In modern PHP Enterprise System Applications, its crucial to have the ability to get alerted when an error happen. One way to do it is using Slack. You may follow this recipe:

Prerequisites:

Step 1. Install the "symfony/slack-notifier" package using composer: