Explanation: Total number of unique elements are 3, i.e[1,2,3] and Therefore return 3 after assigning [1,2,3] in the beginning of the array. Explanation: Total number of unique elements are 4, i.e[1,2 ...

Your Mac didn’t mean to become a photo hoarder. But here we are. Ten screenshots of the same receipt, five identical sunsets, and a burst of 37 nearly identical selfies are quietly eating up your ...

Irene Okpanachi is a Features writer, covering mobile and PC guides that help you understand your devices. She has five years' experience in the Tech, E-commerce, and Food niches. Particularly, the ...

In this guide, we’ll walk you through the steps to identify and delete duplicate files in Windows 11, helping you maintain a cleaner and more efficient PC. Let’s get started! Step 1: Open File ...

Duplicate photos on an iPhone can take up valuable storage space, making it essential to remove them to free up memory. You can delete duplicates manually or use specialized tools. Here’s how to ...

Not long ago, I tackled the long-overdue tech project of cleaning out my computer’s “Pictures” folder. It had grown ever more unwieldy after years of backing up my phone’s photos and dumping the ...

Maintaining data accuracy and efficiency in Excel is crucial for effective data management. One of the most common challenges faced by Excel users is the presence of duplicates, which can lead to ...