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Public Cloud 02 Nov 2023 👁 33 views

Delete 50+ EBS Snapshots Using AWS CLI: Step-by-Step

The Amazon EC2 console allows you to delete up to 50 Amazon Elastic Block Store (Amazon EBS) snapshots at once. To delete more than 50 snapshots, use the AWS Command Line Interface (AWS CLI) or the AWS SDK. To see all the snapshots that you own in a specific region, run the following. Note, replace […]

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Databases 02 Nov 2023 👁 35 views

SQL Server Missing Indexes: Query DMVs to Find Them

Most companies will have a fair amount of SQL databases and its likely that most of those databases are performing sub-optimally due to missing indexes. We can debate (for a long time) the pros and cons of indexes, but the undeniable reality is that having missing indexes on large tables create a lot of issues […]

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Macbooks 10 Oct 2023 👁 21 views

Mac Screenshot Format: Change PNG to JPEG, GIF or PDF

There are a few things that I tweak when I get a new Macbook, one of which is the screenshot format (mainly because it doesnt natively render in Whatsapp). So I thought I would share the code snippet that you can run in Terminal to alter the default image type of your screenshots: For JPEG […]

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Macbooks 28 Aug 2023 👁 53 views

AWS CLI Setup on Mac: Install and Configure in Minutes

You can absolutely get the following from the AWS help pages; but this is the lazy way to get everything you need for a simple single account setup. Run the two commands below to drop the package on your Mac. Then check the versions you have installed: Next you need to setup your environment. Note: […]

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Public Cloud 24 Aug 2023 👁 64 views

Auto Stop and Start EC2 Instances with Lambda

Below is a quick (am busy) outline on how to automatically stop and start your EC2 instances. Step 1: Tag your resources In order to decide which instances stop and start you first need to add an auto-start-stop: Yes tag to all the instances you want to be affected by the start / stop functions. Note: You […]

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Corporate Culture 18 Jul 2023 👁 28 views

Centralised vs Federated Tech Teams: How to Fix Flow

I have seen many organisations restructure their technology teams over and over, but whichever model they opt for – they never seem to be able to get the desired results with respect to speed, resilience and quality. For this reason organisations will tend to oscillate from centralised teams, which are organised around skills and reuse, […]

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