What’s the difference between AWS Regions and AWS Availability Zones
Updated 3rd January 2024
AWS (Amazon Web Services) is built with scalability and high availability at its heart. Not too long ago, I took the AWS Cloud Practitioner class and passed the AWS Cloud Essentials exam, with the hope of achieving the Cloud Practioner certification soon. During the class, I noticed it was easy to get muddled between AWS
How to Upload and Download files to and from a Linux server over SSH
Updated 16th August 2022
Its common place to need to upload and download files to and from a remote Linux server. To upload and download files from a remote Linux server you can use the scp (secure copy) command. To download a file you can use: To upload a file you can use: scp /path/to/file/your/uploading username@ip-or-server-name:/path/to/location/to/upload/to Note: It is
SQL Union – What is a Union and how to combine two or more SQL Select queries
Updated 1st December 2023
The SQL UNION Operator is used to combine two or more SELECT statements together into one set of results. Things to know about SQL Union Operator To execute a SQL UNION statement successfully, you need to be away of the requirements of a UNION statement. Example using SQL UNION In our example we have 2
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