Continuing on our previous lesson, where we learned about the datatypes in Java, in this lesson, we will look at the string datatype in more detail.

In this video, we will learn to write a simple program that uses the DateTime class to calculate the age difference between two siblings.

We will look at the Java built-in API that contains classes for representing data and time, the java.util, java.time, java.sql, and java.text packages.

In this lesson, we will perform basic arithmetic calculations used in Java for mathematical operations.

We will learn to accept user inputs, a critical step for any software program. We will learn to use the scanner library to achieve this.

In this video, you will learn about ChatGPT API key for OpenAI and how to ensure environment security protocol to protect your system from potential security breaches.

This video explains how to create a virtual machine on the VirtualBox.

This video explains how to handle passwords securely.

This is a demo video of performing a manual threat model.

This video explains databases and Structured Query Language (SQL).

In this video, the author talks about a few tips on how best to protect yourself in case your email gets hacked.
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This clip is from the chapter "Social Media Security and Email Security" of the series "The Absolute Beginners...

In this video, you will learn about backups and how to make backups for your computer or files. The author also shares some tips on how to best use your backups.
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This clip is from the chapter "Personal Security" of the series...

This video explains how to create your first virtual machine.

In operating systems, it is common to have a root or admin user. In AWS, a root user exists as well. You must understand this root user account and the implications it introduces to the management and use of AWS.

What if you want to store data for a very long time and do not need to access that data immediately when needed? Amazon Web Services (AWS) provides a less expensive storage solution for this data. It is called Glacier, and it is...

This video will look at some of the cloud design components and terminology related to the AWS platform. You will learn about virtual private clouds, instances, services, and storage.

When you have IAM users, groups, roles, and policies defined, it's time to think about how you will track or log everything that's going on in AWS. In this video, you will learn about AWS CloudTrail and how it can help you monitor and...

This topic will address data access and governance, recovery, retention, classification, and encryption key management concepts.

In this video, we will walk through how to implement GET requests in a mobile app, and provide examples of how to use this functionality to retrieve and display data from an API.

This video talks and demonstrates the User Interface (UI) part.

The Registry is the primary repository for everything about your Windows system. The Registry is rarely accessed directly, but, when necessary, we use the Registry Editor utility to do so.
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This clip is from the chapter...

In this video, we will continue working on the store front project by creating the about and contact pages. We will use the same HTML and CSS techniques from the previous video to create the structure and style the pages. Additionally,...

Delve into the expansive world of drones, from hobbyist pursuits to their transformative roles in surveillance, delivery, and future transportation. This documentary explores how drones have evolved from simple remote-controlled...

Mobile devices are surprisingly self-maintaining these days, but there are a few issues that come up occasionally. A big part of this is understanding the names and functions of certain settings unique to smartphones.
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This...