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How I Scaled a WordPress Server Horizontally at Robu.in – A Self-Managed Success Story

Scaling a WordPress server horizontally in a self-managed environment is no small feat, especially when you’re not leveraging fully managed cloud services like AWS, Azure, or GCP. This was one of the most challenging and rewarding projects I undertook during my time at Robu.in. By configuring and optimizing virtual machines (VMs) on DigitalOcean, we achieved […]
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Shell Script and MySQL

How to Write a Secure Shell Script to Run MySQL Queries via Cron

Shell scripting is one of the most powerful tools available on Linux and UNIX-like systems, allowing developers and system administrators to automate repetitive tasks, run SQL queries, and maintain servers efficiently. One common use case is updating database records automatically using cron jobs. In this tutorial, we’ll walk you through creating a shell script that […]
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linux grep command

Mastering the grep Command in Linux – From Beginner to Advanced

Whether you’re just starting with Linux or you’re a seasoned developer, the grep command is an essential tool in your command-line arsenal. If you need linux commands for common task, you can read this article, Linux CheatSheet for common tasks In this article, we’ll walk through: Let’s dive in! ✅ What is GREP in Linux? […]
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Shell Script and MySQL
  1. Linux

How to Write a Secure Shell Script to Run MySQL Queries via Cron

Shell scripting is one of the most powerful tools available on Linux and UNIX-like systems, allowing developers and system administrators to automate repetitive tasks, run SQL queries, and maintain servers efficiently. One common use case is updating database records automatically using cron jobs. In this tutorial, we’ll walk you through creating a shell script that […]
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linux grep command
  1. Linux

Mastering the grep Command in Linux – From Beginner to Advanced

Whether you’re just starting with Linux or you’re a seasoned developer, the grep command is an essential tool in your command-line arsenal. If you need linux commands for common task, you can read this article, Linux CheatSheet for common tasks In this article, we’ll walk through: Let’s dive in! ✅ What is GREP in Linux? […]
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  1. AWS (Amazon Web Services)

How to Set Up WordPress with CloudFront on AWS Using ALB and Private Subnets

Looking to host a fast, secure, and scalable WordPress site on AWS? In this step-by-step tutorial, we’ll walk you through how to set up WordPress using Amazon CloudFront, an Application Load Balancer (ALB), and private subnets—perfect for both test and production environments. Using our demo domain wp.ituptodate.com, this guide is ideal for beginners looking to […]
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  1. AWS (Amazon Web Services)
  2. VPC

Configuring an EC2 Instance as a NAT for Private Subnet EC2 – A Cost-Optimized Alternative to NAT Gateway

In AWS, providing internet access to EC2 instances in private subnets is a common requirement for secure architectures. While AWS offers the managed NAT Gateway service for this purpose, it comes with a cost—approximately $32/month per gateway plus data transfer fees. For small-scale projects, startups, or cost-conscious developers, this can add up quickly. Fortunately, you […]
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  1. Cheat Sheet
  2. Linux

Linux CheatSheet for common tasks

1. File and Directory Management ls -lah # List files with details (including hidden)cd /path/to/dir # Change directorypwd # Show current directorymkdir newdir # Create a directoryrmdir emptydir # Remove empty directoryrm -rf dir_or_file # Remove file or directory forcefullycp file1 file2 # Copy filemv file1 file2 # Move/rename filefind /path -name "*.txt" # Find […]
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AWS Pick’s by editor

  1. AWS (Amazon Web Services)

How to Set Up WordPress with CloudFront on AWS Using ALB and Private Subnets

Looking to host a fast, secure, and scalable WordPress site on AWS? In this step-by-step tutorial, we’ll walk you through how to set up WordPress using Amazon CloudFront, an Application Load Balancer (ALB), and private subnets—perfect for both test and production environments. Using our demo domain wp.ituptodate.com, this guide is ideal for beginners looking to […]
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  1. AWS (Amazon Web Services)
  2. VPC

Configuring an EC2 Instance as a NAT for Private Subnet EC2 – A Cost-Optimized Alternative to NAT Gateway

In AWS, providing internet access to EC2 instances in private subnets is a common requirement for secure architectures. While AWS offers the managed NAT Gateway service for this purpose, it comes with a cost—approximately $32/month per gateway plus data transfer fees. For small-scale projects, startups, or cost-conscious developers, this can add up quickly. Fortunately, you […]
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VIEW ALL IN AWS

Shell Script and MySQL
  1. Linux

How to Write a Secure Shell Script to Run MySQL Queries via Cron

Shell scripting is one of the most powerful tools available on Linux and UNIX-like systems, allowing developers and system administrators to automate repetitive tasks, run SQL queries, and maintain servers efficiently. One common use case is updating database records automatically using cron jobs. In this tutorial, we’ll walk you through creating a shell script that […]
Written by
linux grep command
  1. Linux

Mastering the grep Command in Linux – From Beginner to Advanced

Whether you’re just starting with Linux or you’re a seasoned developer, the grep command is an essential tool in your command-line arsenal. If you need linux commands for common task, you can read this article, Linux CheatSheet for common tasks In this article, we’ll walk through: Let’s dive in! ✅ What is GREP in Linux? […]
Written by
Shell Script and MySQL
  1. Linux

How to Write a Secure Shell Script to Run MySQL Queries via Cron

Shell scripting is one of the most powerful tools available on Linux and UNIX-like systems, allowing developers and system administrators to automate repetitive tasks, run SQL queries, and maintain servers efficiently. One common use case is updating database records automatically using cron jobs. In this tutorial, we’ll walk you through creating a shell script that […]
Written by
linux grep command
  1. Linux

Mastering the grep Command in Linux – From Beginner to Advanced

Whether you’re just starting with Linux or you’re a seasoned developer, the grep command is an essential tool in your command-line arsenal. If you need linux commands for common task, you can read this article, Linux CheatSheet for common tasks In this article, we’ll walk through: Let’s dive in! ✅ What is GREP in Linux? […]
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