AWS Developer Blog

Category: Ruby

Uploading Files to Amazon S3

I blogged previously about downloading objects from Amazon S3 using the version 2 AWS SDK for Ruby. It was requested that I write about uploading objects as well. Managed File Uploads The simplest and most common task is upload a file from disk to a bucket in Amazon S3. This is very straightforward when using […]

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Verifying Amazon SNS Message Authenticity

You can now use version 2 of the AWS SDK for Ruby to verify the signatures of Amazon SNS messages. To help prevent spoofing attacks, you should verify messages are sent by Amazon SNS. The new verifier follows the documented best practices for verification, including: Always use HTTPS when getting the certificate from Amazon SNS. […]

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Polling Messages from a Amazon SQS Queue

We’ve recently added a utility class to the AWS SDK for Ruby that makes it easy to poll an Amazon SQS queue for messages. poller = Aws::SQS::QueuePoller.new(queue_url) poller.poll do |msg| puts msg.body end Messages are automatically deleted from the queue at the end of the block. This tool supports receiving and deleting messages in batches, […]

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Announcing the aws-sdk-rails Gem

With the release of V2 of the AWS SDK for Ruby, we’ve received customer feedback asking for support for the Ruby on Rails integration features provided by V1 of the SDK. Today, we’re excited to announce the release of the aws-sdk-rails gem, available now via RubyGems and, of course, on GitHub. To get started, add […]

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Amazon DynamoDB Document API in Ruby (Part 3 – Update Expressions)

As we showed in previous posts, it’s easy to put JSON items into Amazon DynamoDB, retrieve specific attributes with projection expressions, and fetch only data that meet some criteria with condition expressions. Now, let’s take a look at how we can conditionally modify existing items with Update Expressions. (Note: this code uses the same ProductCatalog […]

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Amazon DynamoDB Document API in Ruby (Part 2 – Condition Expressions)

As we showed in the previous post, it’s easy to put JSON items into Amazon DynamoDB and retrieve specific attributes with projection expressions. Condition Expressions provide a more flexible and SQL-like way to retrieve only the items you want from DynamoDB. First, let’s put a few more items into DynamoDB using a BatchWriteItem operation. (Note: […]

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Announcing V2 of the AWS SDK for Ruby

I am excited to announce today’s stable release of version 2 of the AWS SDK for Ruby. It is available now as the aws-sdk gem on RubyGems. Features Version 2 of the AWS SDK for Ruby, the aws-sdk gem, provides a number of powerful features for developers including: Support for 40+ services Resource interfaces for […]

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