AWS Lambda

Website

aws.amazon.com

$ Details

Categories

#Cloud Computing #Cloud Hosting #Object Storage #Backend As A Service

Exercism

Website

exercism.org

$ Details

Categories

#Online Learning #Online Education #Online Courses #Programming

AWS Lambda features and specs

• Scalability
  AWS Lambda automatically scales your application by running your code in response to each trigger. This means no manual intervention is required to handle varying levels of traffic.
• Cost-effectiveness
  You only pay for the compute time you consume. Billing is metered in increments of 100 milliseconds and you are not charged when your code is not running.
• Reduced Operations Overhead
  AWS Lambda abstracts the infrastructure management layer, so there is no need to manage or provision servers. This allows you to focus more on writing code for your applications.
• Flexibility
  Supports multiple programming languages such as Python, Node.js, Ruby, Java, Go, and .NET, which allows you to use the language you are most comfortable with.
• Integration with Other AWS Services
  Seamlessly integrates with many other AWS services such as S3, DynamoDB, RDS, SNS, and more, making it versatile and highly functional.
• Automatic Scaling and Load Balancing
  Handles thousands of concurrent requests without managing the scaling yourself, making it suitable for applications requiring high availability and reliability.

Possible disadvantages of AWS Lambda

• Cold Start Latency
  The first request to a Lambda function after it has been idle for a certain period can take longer to execute. This is referred to as a 'cold start' and can impact performance.
• Resource Limits
  Lambda has defined limits, such as a maximum execution timeout of 15 minutes, memory allocation ranging from 128 MB to 10,240 MB, and temporary storage up to 512 MB.
• Vendor Lock-in
  Using AWS Lambda ties you into the AWS ecosystem, making it difficult to migrate to another cloud provider or an on-premises solution without significant modifications to your application.
• Complexity of Debugging
  Debugging and monitoring distributed, serverless applications can be more complex compared to traditional applications due to the lack of direct access to the underlying infrastructure.
• Cold Start Issues with VPC
  When Lambda functions are configured to access resources within a Virtual Private Cloud (VPC), the cold start latency can be exacerbated due to additional VPC networking overhead.
• Limited Execution Control
  AWS Lambda is designed for stateless, short-running tasks and may not be suitable for long-running processes or tasks requiring complex orchestration.

Exercism features and specs

• Free Access
  Exercism provides free access to a wide range of coding exercises and learning resources, making it accessible to everyone regardless of their financial situation.
• Mentorship
  Offers personalized mentorship from experienced developers who can provide feedback and guidance on your code submissions.
• Wide Variety of Languages
  Supports numerous programming languages, which allows users to learn and practice coding in multiple languages.
• Structured Learning Tracks
  Organizes exercises into structured tracks, guiding learners through progressively challenging problems in a logical order.
• Community Support
  Has an active community forum where users can discuss problems, share insights, and ask for help.
• Open Source Contributions
  Encourages contributions to the platform itself, offering an opportunity for users to give back and improve the resources available to others.
• Focus on Clean Code
  Emphasizes writing clean, well-documented code, which is beneficial for developing best practices.

Possible disadvantages of Exercism

• Variable Mentorship Quality
  The quality of mentorship can vary, as it depends on the availability and expertise of volunteer mentors.
• Learning Curve
  There can be a steep learning curve for beginners who may find some exercises too challenging without sufficient initial guidance.
• Limited Interactivity
  Exercises are primarily text-based without interactive or visual learning aids, which might be less engaging for some users.
• Dependence on Volunteers
  The platform relies heavily on volunteer mentors, which can lead to delays in getting feedback and may affect the consistency of support.
• Interface Complexity
  Some users find the interface and workflow somewhat complex and unintuitive, particularly for those new to the platform.
• No Real-Time Collaboration
  Lacks real-time collaboration features, meaning users cannot code together or get instant feedback.
• Focus on Individual Learning
  The platform predominantly focuses on individual learning rather than collaborative projects, which can be a downside for those looking to develop team-working skills.

AWS Lambda Vs EC2 | Serverless Vs EC2 | EC2 Alternatives

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