Whether you’re just getting in to programming or you’ve avoided learning SQL, it’s something every developer faces eventually. You may not be responsible for building and maintaining a database, but ...

HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...

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 ...

So much of modern programming is about string manipulation. Whether it’s parsing XML content, building HTML for the browser or trying to understand what the user just typed into that text entry field, ...