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Unlock Your AWS Potential: 50% Off Certs + Free Retake

AWS is offering a promotion for two of their foundational certifications, AWS Certified Cloud Practitioner and AWS Certified AI Practitioner.
The promotion includes a 50% discount on the first attempt and a free retake if the first attempt is not successful.
The promotion is available for residents aged 18 and older from Latin America, Asia, and Africa.
To avail the promotion, register during the promotion period, apply the discount code when scheduling the first exam, and take the exam before February 15, 2025.

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Dev

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Managing and Securing Access to AWS Resources Using IAM

This article explores the basics of AWS Identity and Access Management (IAM), a powerful web service that helps you securely manage access to your AWS resources.
The article guides you through the process of creating IAM users, adding them to IAM groups, and applying permission policies to control access to various services in your AWS account.
Before starting to use IAM, make sure you have an AWS account, understanding of basic AWS services such as EC2, S3, and IAM, Administrator Access to the AWS Account, and access to the AWS Management Console.
To start managing and securing access to AWS resources using IAM, start by signing in to the AWS Management Console.
After that, set up IAM users. Created IAM users can have access to AWS resources with a specific set of permissions that define their level of access.
Next, create IAM groups that organize the users and apply common permissions to all users within a group, instead of managing individual permissions for each user.
By applying Permission policies, IAM policies can be used to enforce different levels of access for various user groups based on their roles.
The article validates the set permissions by logging in using Dev-Team users and trying to delete S3 buckets and terminate EC2 instances. This demonstrates how IAM policies can be used to enforce different levels of access for various user groups based on their roles.
IAM ensures that you have fine-grained control over who can access your AWS resources and what actions they can perform.
By the end of this post, you'll have a solid understanding of how to manage user access efficiently and ensure your AWS environment stays secure.

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Digitaltrends

439

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This is the GPU I’m most excited for in 2025 — and it’s not by Nvidia

The next few months will completely redefine every ranking of the best graphics cards.
AMD’s upcoming flagship, which will presumably be the RX 8800 XT, is going to be so important not just for AMD but also for the entire graphics card market.
AMD is likely to be behind not just the RTX 5090 but also the RTX 5080. But most leaks point to a GPU that’s going to hit the sweet spot between high-end and budget.
AMD itself has said as much, despite comments from CEO Dr. Lisa Su who said that RDNA 4 will deliver “a strong increase in gaming performance”.
The RDNA 3 generation of GPUs was a bit all over the place in terms of value. But the RDNA 4 generation might see a shift in the previous dynamic and offer gamers a similar situation to Intel’s B580.
According to recent rumors, the RX 8800 XT may offer a performance comparable to Nvidia’s RTX 4080 and, reportedly, better ray tracing performance than the RX 7900 XTX.
Value is an incredibly important part of the potential success of AMD’s RX 8800 XT and RX 8600/XT in the lineup.
AMD’s change of pace for RDNA 4 gives hope that the resulting price war might be great for both sides of the fence.
With more competition, we might even see Nvidia adjust its pricing, if only just a little bit.
Both AMD and Nvidia will announce their new graphics cards in January 2025.

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Dev

242

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Get Phished by a Public AWS Systems Manager Automation Document

A phishing attack targeting AWS users was discovered involving a public AWS Systems Manager Automation Document.
The attack used a crafted URL that resembled a legitimate AWS Console link to trick users.
By clicking the link, users unknowingly executed a malicious SSM document, leading to unauthorized access, data exfiltration, and malware deployment.
Preventative measures include increasing awareness, verifying SSM document owners, implementing enhanced warnings in the AWS Console, and refining permission settings.

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Dev

206

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AWS re:Invent 2024 - Zero to production serverless in 8 weeks

Chemist4U, the UK's third-largest online pharmacy, successfully built a secure and scalable integration for an ADHD clinic in just 8 weeks.
The project aimed to replace the clinic's existing pharmacy partner, which struggled to scale with their growing demand.
The team used serverless architecture for its built-in high availability, low administration overhead, rapid development, and auto scaling capabilities.
By leveraging tools like AWS CDK and serverless framework along with prototyping, the team achieved significant wins, built the core integration, and delivered a fully functional system within the tight deadline.

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Dev

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Configuring Citrix DaaS Monitor for Comprehensive Infrastructure Monitoring

The Citrix DaaS Monitor service now allows monitoring of Citrix infrastructure components such as Cloud Connectors, Provisioning Services, and Storefront.
Citrix Cloud automatically monitors the status of Cloud connectors without installing any additional agents.
To check the cloud connector monitoring status, go to Citrix Cloud --> DaaS --> Monitor and select 'Infrastructure' in the monitor window.
In order to configure monitoring for provisioning services and storefront, click on settings tab under monitor, click on 'manage'.

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Dev

228

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Driving AWS Fargate to the Edge: Matillion Hybrid Agents and Python Pandas

Matillion leverages Fargate to create a cost-effective way to integrate your AWS environment with its services. However, while Fargate offers ease of use, it lacks one of the crucial benefits of AWS Lambda: automatic scaling.
Python Pandas transforms data in memory, which allows for high-speed processing, but it also introduces the risk of an “OutOfMemoryError,” which can lead to the termination of your Fargate task. This blog post explains how chunking has an easier implementation for Pandas workloads.
An implementation can be achieved by using the sophisticated methods provided by the Pandas package. Since Pandas operates in memory, it has an option for chunking large data files into smaller parts.
If we encounter errors, we can track them chunk by chunk. However, the lack of robust logging for errors can be a drawback.
The blog post also talks about how to apply transformation logic to each chunk and handle encoding issues. Finally, we can upload each chunk to the target storage system and free memory afterward.
Leveraging the tools like AWS, Matillion, and Snowflake together can optimize your data workflows, reduce execution time, and enhance overall efficiency.
Effective resource utilization is key to maximizing your investment in the cloud.
Using Matillion with AWS Fargate allows for cost-effective solutions without the need for complex clusters.
By implementing chunking and careful memory management, you can avoid memory overflow errors and streamline the processing of large datasets.
Chunking method ensures that encoding is applied in a chunk-wise manner, preventing memory issues. Low_memory=False will be used to ensure data type consistency.

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Dev

183

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Download Video from s3 with Cloudfront, nodejs and react

Downloading files from S3 with CloudFront, Node.js, and React can be tricky.
Initially, the basic logic of triggering a download did not work as expected.
The issue was caused by setting the ContentType during the S3 upload process.
To fix browser compatibility and enable seamless downloads, streaming the video from the backend with appropriate headers was necessary.

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Knowridge

412

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MIT’s new stacked chip design could revolutionize computing

MIT engineers have developed a new method for stacking chips without the need for bulky silicon layers.
The method allows for growing high-quality semiconductors directly on top of each other at low temperatures.
This breakthrough could lead to advanced chips powering AI, wearable devices, and laptops with improved computing power.
The technology paves the way for faster and more efficient electronics with increased storage capacities.

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24 Likes

Tech Radar

137

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Google Whisk is a new way to create AI visuals using image prompts –here's how to try it

Google Whisk is a new AI tool for creating visuals using image prompts.
It allows users to input three image prompts - one for subject, one for scene, and one for style.
Whisk analyzes the input images and generates matching images based on the prompts.
The tool is free to try and aims to provide a more intuitive way for visual creators to explore and remix their ideas.

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Dev

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Amazon Q Developer Tips: No.22 Amazon Q Keyboard shortcuts

Tip number 22 talks about keyboard shortcuts that can be used with Amazon Q Developer to enhance the developer experience.
Using keyboard shortcuts can give quick access to every feature.
On Windows, replace COMMAND + OPTION with CTRL + ALT.
Shortcuts in use:
COMMAND + OPTION + I - moves the cursor focus to the Amazon Q Developer chat window.
COMMAND + OPTION + E - Explain
COMMAND + OPTION + F - Fix
COMMAND + OPTION + A - Optimise
COMMAND + OPTION + U - Refactor
COMMAND + OPTION + Q - Send to prompt
COMMAND + OPTION + T - Generate tests
The post also shares how to view the complete list of Amazon Q keyboard shortcuts.
It is also possible to update the keyboard shortcuts.
This post shares tips and tricks to help Amazon Q developers with their day to day workflows.

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1 Like

Medium

265

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Let's talk about Elastic compute cloud (Ec2) instances of Amazon.

To generate an EC2 instance, sign in to the AWS Management Console and navigate to the EC2 service.
Choose an operating system, select the instance type, configure the instance with desired resources, add storage, and configure security groups.
Review the configurations and launch the instance, then access it using SSH or Remote Desktop.
EC2 instances offer scalability, diverse instance types, elastic IPs, pay-as-you-go pricing, customizable networking, spot instances, persistent storage options, and security features.

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15 Likes

Dev

385

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60-Second Series - Amazon EFS: Elastic File Storage Simplified

Amazon EFS is a serverless and elastic file system that automatically adjusts to changing data.
It eliminates the need for upfront storage provisioning and seamlessly integrates with existing applications.
Key features include scalability, cost-efficiency, performance options, and multi-AZ availability.
It is secure, integrates with AWS services, and offers lifecycle management for data storage.

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Dev

274

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60-Second Series - Amazon S3: The Simple Storage Solution for Your Data Needs

Amazon S3 is a cloud-based object storage service designed for durability, scalability, and flexibility.
It offers unlimited storage capacity and various storage classes for different needs.
S3 is commonly used for static website hosting, data backup, data lakes, and content distribution.
Key features include object lock, lifecycle policies, and seamless integration with other AWS services.

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Dev

384

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AWS Serverless: Develop, Test, and Deploy with AWS Lambda's New Code Editor and SAM template

AWS Lambda introduced a significant update to the Lambda code editor in the console in 2024.
New editor is built on the open-source foundation of Visual Studio Code (VS Code).
Lambda code editor replicates the features and workflow of your desktop environment.
Key updates include enhancements to the code editor, improved configurations, and streamlined function deployment/testing processes.
Download the AWS SAM or CloudFormation template for your Lambda function to continue development in your preferred IDE.
The updated AWS Lambda console introduces several exciting features designed to enhance the developer experience.
The Lambda code editor allows users to update the code and configure test events before deployment and validation.
Lambda function can be built, validated and tested using SAM commands
After validating locally, developers can deploy their function to an AWS cloud region
This article highlights the effectiveness of the updated Lambda code editor to develop, test, and deploy a Lambda function.

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