So you’ve created an EC2 but not given it enough storage. Now you’ve run out and are wondering how you change it. Here’s how you do it. First SSH into your EC2 (Make sure your security groups are set that you can access port 22, you have the SSH Keys Read more…
Here’s a quick video I made showing how you can track bitcoin prices with your very own ticker board. Requirements below You will need: Knowledge of Python 4 8×8 segment displays Netduino/Arduino Raspberry Pi Some cables & a breadboard A PC to write the code
So you have an ECS cluster running with an image on ECR. Want to update the image that cluster is running via the CLI? Here’s how you do it: First build your docker file locally Tag your built image for your repo Push your updated docker image to ECR If Read more…
Ever had trouble writing an .img file to an SD card for your Raspberry Pi? Here’s how to do it without installing any other programs. Download Your Image Firstly, you need to download the latest image that you want to write. I personally like to use the full Raspbian image. Read more…
How to reduce commits using Git CLI So you’re working on a bugfix locally and you commit your changes. But then you miss a line, and have to create another commit. Then you realise that you’ve badly formatted your code, so in goes another. After a while you may get Read more…
So you want to improve as a Software Engineer? There are plenty of blogs and tutorials online, but they often lack the depth of understanding that you can get from a real book. So here is a rundown of the top 10 books for Software Engineers. Personal Development The Pragmatic Read more…
So you’ve landed yourself a great gig as a developer, and have a specific thing you’re asked to work on. Fantastic. However, don’t let that stop you from learning and exploring. In fact, working on one project for so long can cause you to lose skills in relation to those Read more…
*Assuming basic knowledge of AWS and Java While working on Shout, I went looking for a quickstart guide to installing MongoDB on AWS, but all I found was a 27 page document from Amazon talking about private clouds, elastic blocks and other madness I’ve never used; so I went it alone and Read more…
Working at a big retail client in the UK, we had a problem where had some very sensitive data in S3 buckets, and we needed to move that data into SnowFlake without a person having access, and being able to see that data. Many people drew big diagrams including multiple Read more…
I built a function in a spring-boot app that consisted of a controller, service layer and repository. I wanted to ensure that when a user sent two values to the controller, it would throw an error back to the user, with an appropriate status code without having to pass the Read more…