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PHP Variable Variable Speed Difference

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Run Python Script on boot

Updated 16th August 2022

Writing your own Shell scripts is a great way to automate your processes. In this post, I will show you how to Run Python Script on boot. This example will be for Raspberry Pi Computers and will run a python script when the device is booted and the user has authenticated. The Python Script we

JDBC Connector Communication link failure error to MySQL

Updated 3rd January 2024

Are you having trouble connecting to a MySQL database through JDBC Connector in a database management tool such as DBeaver Community Edition? DBeaver fails to connect to a local MySQL database with the error “Communication link failure the last packet sent successfully to the server was 0 milliseconds ago“. Here is a breakdown of this

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