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Database Administration in MongoDB means managing, maintaining, and optimizing MongoDB databases to ensure they are secure, fast, reliable, and always available.A MongoDB Database Administrator (DBA) performs tasks like installation, configuration,…
1. Backup MongoDB Database ✅ Option 1: Backup Entire Database Use the mongodump command. Syntax: Example: This will create: Containing .bson (data) and .metadata.json (indexes). ✅ Option 2: Backup All…
The term session_set_save_handler is not related to MongoDB — it actually belongs to PHP, not MongoDB. Let’s clarify this clearly What is session_set_save_handler? In PHP, session_set_save_handler() is a function used…
A replica set in MongoDB is a group of mongod instances that maintain the same data set, providing redundancy and high availability. Step-by-Step Setup for MongoDB 8.2 Replica Set We’ll…
GridFS stands for Grid File System. MongoDB GridFS is a specification for storing and retrieving large files (such as images, videos, audio files, or any binary data) in MongoDB that…
PHP native session handling with session_set_save_handler() allows you to store session data in MongoDB instead of the default PHP session files. The normal PHP functions remain the same: Important: The…
1. Purpose 2. Syntax They look almost the same. The main difference is what your function does. 3. Example of add_action() Add a message before the post content: ✅ Runs…
In WordPress theme development, creating a sidebar means registering a widget area, displaying it in your theme file, and then letting users add widgets via the WordPress Dashboard. Here’s the…
In WordPress theme development, creating a custom menu involves registering the menu, displaying it in your theme, and optionally styling it with CSS. Here’s a step-by-step guide: 1. Register the…
1️⃣ Check Your PHP Environment Open a command prompt and run: Note the PHP version, architecture (x64 or x86), and whether it’s Thread Safe (TS) or Non-Thread Safe (NTS). 2️⃣…
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