What is a Data Structure? When we think of a "structure" we often think of architecture, but data also often has structure. There are many different types of data structures: arrays, graphs, queues, stacks, and so on. We use these structures in order to be able to effectively ...more
This video tutorial will teach you how to format percentage numbers in MS Excel. Excel is a spreadsheet application that allows you to use calculations, graphs, pivot tables and much more to create the spreadsheet you want. You can learn how to avoid common mistakes that occur ...more
Microsoft Excel is one of the most powerful programs for modern businesses. By allowing you to manage, sort, and analyze large collections of data, Excel provides an essential service for any company interested in using the power of data science to its advantage. The Complete ...more
It's nearly impossible not to be at least somewhat familiar with Microsoft Excel. While it's needed for many office jobs and data analysis fields, hackers could also benefit from improving their spreadsheet skills. Many white hats already know some of the essential Excel hacks ...more
Written language began with one of the most pedestrian tasks imaginable: accounting. The basis of poetry, epic mythologies, and novels initially involved marking down trades between livestock owners and grain suppliers. We rightfully think that literature is essential to the h ...more
Since its original release as a spreadsheet program called Multiplan in 1982, Microsoft Excel has become the world's premier business software. If you think that it's only good for spreadsheets, you haven't been paying enough attention. The Complete Excel Pro Tips Certificati ...more
Whatever industry you're in, there's a decent chance you've had to work with Excel — that number-crunching powerhouse that drives the accounting departments of countless corporations across the globe. But chances are you've only scratched the surface of what this incredibly p ...more
If you have a modern iPhone, you have an excellent video recorder at your disposal. Every iPhone since the 6S has the ability to shoot in 4K resolution, and each new iteration has brought new capabilities to the table. But even the best mobile shooter can use a little extra he ...more