Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...

JSON has stolen some of XML's thunder with features such as human and machine readability, a lightweight, compact text structure and support for many software and hardware platforms. JSON (JavaScript ...

‘Insert Data from Picture’ is a special feature in the Excel mobile app for Android and iOS. It allows you to snap a picture of the data present in rows and columns on a paper and convert it into ...

You’re probably familiar with selection shortcuts in Microsoft Excel. There are several that select text, sentences, whole paragraphs, and so on, so it should come as no big surprise that shortcuts ...