[SOLVED] A Simple Guide to Creating Self-Terminating AWS EC2 Instances In this chapter, we will look at how to create self-terminating AWS EC2 instances. This feature helps us manage costs and automate our work in Amazon Web Services. Self-terminating instances shut down and end themselves after a set time or when they finish tasks. This makes them great for temporary jobs or testing environments. We will explore different ways to make this work so we can manage our AWS resources better. Solutions We Will Talk About: Understanding Self-Terminating Instances : We will learn the basics and benefits of self-terminating EC2 instances. Setting Up an AWS EC2 Instance with User Data : We will see how to set up an instance using user data for automatic startup scripts. Implementing a Shutdown Script : We will understand how to create and use scripts that make the instance shut down. Using AWS Lambda for Scheduled Termination : We will explore how we can use AWS Lambda to schedule instan...

[SOLVED] A Simple Guide to Connecting FCM with AWS SNS for Amazon Web Services In this article, we will look at how to connect Firebase Cloud Messaging (FCM) with Amazon Web Services Simple Notification Service (AWS SNS). This connection is important for developers who want to manage and send notifications easily in their apps. We will show the steps to set up both FCM and AWS SNS. Also, we will explain how to set up the needed credentials and send test notifications. By the end of this guide, we will understand how to connect FCM with AWS SNS to improve our app’s messaging. What We Will Talk About: Part 1 : Setting Up Firebase Cloud Messaging Part 2 : Making an AWS SNS Topic Part 3 : Setting Up Firebase Credentials in AWS SNS Part 4 : Sending Test Notifications with AWS SNS Part 5 : Connecting FCM with AWS SNS Using SDK Part 6 : Checking and Fixing Notifications Frequently Asked Questions This guide is a helpful resource for developers who want to use Firebase Cloud Messag...

[SOLVED] Understanding IAM Policy Validity in AWS: How Long Does It Take for an AWS IAM Policy to Become Active? In this article, we explore how long it takes for an AWS Identity and Access Management (IAM) policy to become active after we create or change it. Knowing about IAM policy delays is important. It helps us keep our AWS resources safe. It also makes sure users have the right access they need. This chapter will look at different parts of managing IAM policies. We will check policy status, use simulators for testing, and share best tips to reduce problems with IAM policies. We will talk about the following parts regarding AWS IAM policy validity: Part 1 : Understanding IAM Policy Propagation Delay Part 2 : Checking IAM Policy Status Using AWS CLI Part 3 : Validating IAM Policies with the IAM Policy Simulator Part 4 : Impact of Policy Changes on Active Sessions Part 5 : Best Practices for IAM Policy Management Part 6 : Troubleshooting IAM Policy Issues Frequently Asked...

[SOLVED] A Simple Guide to Getting Subfolder Names in an S3 Bucket Using Boto3 Getting subfolder names in an Amazon S3 bucket with Boto3 can feel hard. But with the right steps, it is easy. In this guide, we will look at how to list and filter subfolder names from your S3 bucket using Boto3. No matter if you are new or have some experience, this guide will give you useful tips and tricks for working with AWS S3. What We Will Talk About: Setting Up Your Boto3 Environment : We will show how to set up your Boto3 to work with S3. Listing Objects in an S3 Bucket : We will explain the basic commands to list objects in your S3 bucket. Filtering for Subfolders : We will learn how to filter results to see only subfolder names. Extracting Subfolder Names : We will give examples on how to get and change the names of subfolders. Using Prefix and Delimiter Parameters : We will check how to use prefix and delimiter parameters to narrow down the results. Handling Pagination in S3 List : We w...