IT Knowledgebase Articles

In relational databases like SQL Server, the SQL JOIN statement is used to query, connect and retrieve data from multiple tables based on data relationships between those tables. You can use the SQL JOIN statement with two or more tables, and it essentially returns records that have matching values in the different tables. In this…

If you’re an IT pro working with Active Directory, you can use Group Policy to configure the Windows environments of your users’ computers and your enterprise servers using Group Policy Objects (GPO). However, the struggle to reach an intuitive and secure environment is real. In this article, I will explain how to create a GPO,…

Group Policy is an infrastructure feature in Active Directory that allows IT pros to manage their users’ Windows environments and servers. In this article, I will explain in detail what is Group Policy, what is a Group Policy Object (GPO), and how to adjust the policy settings to meet your security needs and compliance requirements….

This article explains how Linux file permissions work, including how to change file permissions and file ownership using the chmod and chown commands.

AWS Amplify is an Amazon Web Services (AWS) application development framework that organizations can use to develop and deploy web and mobile applications. It’s an end-to-end solution for creating an app backend and a frontend UI in just a couple of hours. In this article, I will explain how AWS Amplify works and how it…

When you virtualize an Azure Stack HCI cluster, you may want to load balance applications running on it to optimize server utilization. While there are various built-in options to do that, they may be quite limited depending on your usage scenarios. In this article, I’ll discuss the various options you have to implement Azure Stack…

According to a recent report, cyberattacks increased by 38% in 2022 compared to 2021, meaning that it’s more important than ever to be vigilant when it comes to cybersecurity. One way to strengthen operational resilience against cyberattacks is by mastering Identity Threat Detection and Response (ITDR). As Gartner notes, “misused credentials are now the top…

Are you creating PowerShell scripts for the first time? One important skill to master is how to write PowerShell functions, which work as a block of code that you can easily reuse. In this article, you will learn about the basics of building your first function and how to call it when you need it….

If you’re planning to go on a vacation, you might want to set automatic out-of-office (OOO) replies in Microsoft Outlook. OOO replies send automated email responses when you are unable to respond. In this article, I’ll explain how to set up out-of-office messages in Outlook for Windows, Mac, and the web. Typically, OOO messages inform…

In this article, I’ll cover the basics of using the SQL SELECT statement to retrieve data from one or more SQL Server tables. I’ll also detail how to retrieve selected columns, as well as how to use the SQL WHERE and HAVING clauses to filter rows. The samples in this article all use the AdventureWorksLT2019…