Vitamin B1, also known as Thiamine, is essential for energy metabolism, nerve function, and muscle health. A deficiency in B1 can lead to conditions like beriberi and Wernicke-Korsakoff syndrome. Top …
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Vitamin A is essential for maintaining healthy vision, immune function, and skin health. It exists in two forms: Preformed Vitamin A (Retinol): Found in animal products. Provitamin A (Beta-Carotene): Found …
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Vitamin C (ascorbic acid) is an essential nutrient that helps boost immunity, improve skin health, and enhance iron absorption. Here’s a quick guide to the best sources of Vitamin C. …
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General Shortcuts Shortcut Action Ctrl + C Copy Ctrl + X Cut Ctrl + V Paste Ctrl + Z Undo Ctrl + Y Redo Ctrl + A Select all Ctrl …
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1. Connecting to PostgreSQL Start PostgreSQL Service sudo systemctl start postgresql Access PostgreSQL Shell psql -U postgres -U – Specifies the user (default is postgres) Exit psql: \q Connect to …
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1. Connecting to MongoDB Start MongoDB mongod Connect to MongoDB Shell mongosh Connect to a Specific Database mongosh <database_name> Show Current Database db 2. Database Management List All Databases show …
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1. SQL Syntax Overview SQL (Structured Query Language) is used to manage and manipulate databases. 2. Database and Table Management 1. Create a Database CREATE DATABASE my_database; 2. Delete a …
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1. What is PowerShell? PowerShell is a command-line shell and scripting language designed for system administration and automation on Windows. It extends the capabilities of the traditional Command Prompt (CMD) …
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1. Opening Command Prompt Method 1: Press Win + R, type cmd, and press Enter. Method 2: Search for “Command Prompt” in the Start menu. Method 3: Shift + Right …
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1. What is Ruby on Rails? Ruby on Rails (RoR) is a web application framework written in Ruby. It follows the Model-View-Controller (MVC) architecture and promotes convention over configuration. 2. …