June 2018 - Kyle Kowalczyk

Java 10 – Install JDK on Ubuntu

June 30, 2018 kyle@smallguysit.com 0

The first thing you will need to do when you want to write code in Java is install the Java SDK (Software Development Kit) on your workstation. On the windows side of things it is […]

Cisco

Cisco 3750x – Stuck in Boot Loop – Access Switch Prompt

If you have ever uploaded an image to a switch that is not supported by that hardware you will be all too familiar with this. Keep in mind these instructions are written for a Cisco [...]
Uncategorized

Java 10 – Compile First Java Program

In this article I will demonstrate how to compile your first Java program from the command line. Our first program will not be anything fancy, it will be the defacto standard first program everyone has [...]
Grid

Tkinter Grid – Adding a Button

In this tutorial I am demonstrating how to add a button using Grid in Tkinter. Placing a basic button can be done with only 2 lines of code highlighted in the code block below. The [...]
Cisco

Cisco IOS – Send message to other users on the system

If you work in an environment were it is common that there are more than 1 person in a device at a given time or you notice there are other people logged in when you [...]
Uncategorized

Cisco Routing/Switching – Validate Firmware Image with MD5

Validating an image after transferring it from you computer to your switch or router is a smart thing to do when upgrading a firmware image to be sure that an image was properly transferred from [...]

Kyle Kowalczyk

Technical Blog

Month: June 2018

Java 10 – Install JDK on Ubuntu

Cisco 3750x – Stuck in Boot Loop – Access Switch Prompt

Java 10 – Compile First Java Program

Tkinter Grid – Adding a Button

Cisco IOS – Send message to other users on the system

Cisco Routing/Switching – Validate Firmware Image with MD5