i am trying out dynamodb locally and got the following table: I want to query it with Java like this: But it throws a Exception with “QUery Key Condition not supported”. I dont understand this, because in the docs, the “<” operator is described as regular operation. Can anybody help…
Tag: amazon-web-services
Get the Tags detail of AWS IAM user
I want to get the tags information of AWS IAM users using rest service or AWS Java SDK. I am not able to find any AWS SDK example or class to get the IAM user tag information. Below is the example how I am getting list of users but I want to pull their tags detail also AmazonIdentityManagement iam= AmazonIden…
How do I install JDK 17 on my AWS AMI Ec2 instance? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
Amazon Rekognition label detection problem
Problem: I’m starting to use Amazon Rekognition label detection, the problem is that I don’t know how to pass a url to the DetectLabelsRequest () object. That url contains an image which is the one I need to analyze. Code: URL of image to analyze: http://placehold.it/120×120&text=image1 A…
AWS – Ubuntu User Session Stops Spring Boot App
this is my first deploy on AWS. I have a Spring Boot API on an EC2 AWS instance. To run my API I run the command ‘java -jar app.jar’, this works for a while, but when the session for the ubuntu user is logged out my API stops. Then I have to run the command ‘java -jar app.jar’ and so
How to use RDS environment properties attached to Elastic Beanstalk Environment – Java
I created an ElasticBeanstalk env with an RDS attached to it. The platform of the instance using Corretto 8 running on 64bit Amazon Linux 2. It says here that the RDS settings are available as environment properties like RDS_HOSTNAME and here it states that in Java, we could retrieve them using System.getenv(…
Java: unable to delete dynamodb item value
I am trying to delete a field called “dog” from all of the items that resides on table animals, or that I use the following code: But I am getting: What am I doing wrong here? by the way, I also tried: But got the same exception. (Also tried DELETE instead of REMOVE) Answer I found the solution fo…
AWS Appsync Graphql Java Client – IAM authorisation
This is the schema for which I have implement business logic I use RestTemplate as my Java client to consume graphql endpoint giving API key as authorization. I ad dthe api key in the header paart as x-api-key. The above implementation retrieves the values from the backend. But according the schema which is d…
How to close aws client in aws lambda
I am trying to correctly write an aws lambda using Java that will use aws sdk SqsClient and SnsClient. I see that these clients implement close() method, and it is generally a good practice to call this method when client is no longer required. And the best practices for lambda (https://docs.aws.amazon.com/la…
Inconsisent S3 parameter validation error when running bash script in Ubuntu WSL
I’m experimenting with AWS Lambda by following along with the instructions here: https://github.com/awsdocs/aws-lambda-developer-guide/tree/main/sample-apps/java-basic. Part of the setup instructions require running this script (2-deploy.sh): When I run the script in WSL I get a parameter validation err…