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With an All-Access Pass, you get access to every current and future ITU course. Access over 2,500 hours of on-demand IT Training 24/7. With over 13,000 on-demand training videos and 19,000+ practice questions, you'll have the tools to excel in the critical IT skills needed to elevate your IT Career. Our All-Access pass is available in three affordable plans.
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Why You Might Need to Remove Table Format from Excel Welcome to the third installment of our 5-part series on mastering Excel. In this article, we will focus on a topic that often puzzles many Excel users: how to remove table format from Excel. Whether you’ve inherited a spreadsheet with overly complex table formatting or …
Remove Table Format from Excel : A Step-by-Step Guide Read More »
In the world of Linux storage, two filesystems have been at the forefront of innovation and reliability: btrfs and zfs. With over two decades of hands-on experience in data storage architecture and filesystem performance, I can attest to the critical role that choosing the right filesystem plays in any Linux-based environment. This blog aims to …
btrfs vs zfs : A Side-by-Side Linux File System Review Read More »
In the intricate landscape of SQL, the concept of joins is indispensable for effective data manipulation and retrieval. Among the myriad types of joins available, Inner Join SQL is particularly noteworthy for its utility and efficiency. With two decades of hands-on experience in SQL and database management, I can unequivocally state that mastering Inner Join …
Inner Join SQL : A Step-by-Step Tutorial Mastering Inner Joins in SQL Read More »
The Necessity of Refreshing Pivot Tables in Excel Welcome to the final installment of our 5-part series on mastering Excel – refreashing pivot tables in excel. Today, we’re zeroing in on a topic that is essential for anyone who uses Pivot Tables: refreshing Pivot Tables in Excel. As you add or modify data in your …
Refreshing Pivot Tables in Excel : Tips for Seamless Data Refresh Read More »
In the ever-evolving landscape of networking, one term that has consistently proven its worth is VLAN, or Virtual LAN. With two decades of hands-on experience in network design, administration, and security, I can attest to the indispensable role that VLANs play in modern networking environments. This comprehensive guide aims to explore the multifaceted importance of …
In the realm of virtualization, VMware has been a leading player for over two decades. With a rich history of innovation and reliability, VMware has established itself as the go-to solution for IT professionals and businesses worldwide. One of its flagship products, VMware ESXi, serves as the cornerstone for many enterprise-level and small-scale virtualization projects. …
VMware ESXi Free vs Paid : What You Need to Know Read More »
If you’ve ever navigated through the Linux file system or executed Linux terminal commands, you’ve likely stumbled upon the terms “hard link” and “soft link.” These are not just jargon; they are fundamental concepts that play a crucial role in Linux file management and the overall Linux directory structure. In this comprehensive guide, we’ll delve …
What is a Hard Link in Linux : How It Differs from a Soft Link Read More »
In the World of Linux: The Importance of Config Files In the Linux ecosystem, mastering the art of working with Linux config files is not just a recommendation—it’s a necessity. With two decades in the field of Linux System Administration, I’ve seen firsthand how a deep understanding of Linux config files can make or break …
Linux Config File : Essential Commands You Need to Know Read More »
The Birth and Evolution of COBOL COBOL, an acronym for Common Business-Oriented Language, has been a cornerstone in the world of enterprise computing for over six decades. Despite the advent of newer languages and technologies, COBOL’s relevance has not waned. In this comprehensive blog, we’ll explore the reasons why COBOL has stood the test of …
COBOL : The Unstoppable Legacy of a 60-Year-Old Language Read More »
Introduction In my two decades of hands-on experience in the networking industry, the recurring question I often encounter is, “What is the best network simulator for Cisco?” This question has gained even more traction in recent years due to the increasing complexities of today’s networking environments. Whether you’re a student aiming for Cisco certification or …
Best Network Simulator for Cisco : A Comprehensive Guide Read More »
Introduction In the ever-evolving landscape of container orchestration, the terms Pod vs Container often become muddled, leading to a cloud of confusion for developers, system administrators, and IT professionals alike. This article aims to dispel that fog by elucidating the key differences between a pod and a container within the context of Kubernetes. As someone …
Pod vs Container : Understanding the Key Differences Read More »
In the ever-evolving landscape of database management, the terms SQL and T-SQL often create a sense of ambiguity. While both are integral to database operations, they are not one and the same. Understanding the nuanced differences between T-SQL vs SQL is not just a matter of academic interest; it’s a practical necessity for database administrators, …
T-SQL vs SQL : Understanding the Key Differences Read More »
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