Knowledge Base

Answers and Guides

What Is SQL and What Is It Used For?

SQL (Structured Query Language) is the standard language for querying, manipulating, and transforming data stored in a relational…

What Is the Resumé on Harzing.com and What Academic Career Resources Does the Site Offer?

The "resumé" on Harzing.com is Anne-Wil Harzing's own academic resumé — a personal career record hosted on her site, not a blank …

What Is a Visual Novel and How Do You Make One?

A visual novel is a story-driven game built around text, character art, backgrounds, music, and player choices. You make one by w…

What "Client" Means in the Unofficial Discord User API Documentation

In this documentation, "client" refers to the official Discord client and the user-side API it consumes — not a bot. The site doc…

What Is a Search Engine and How Does It Work?

A search engine is software that finds and ranks web pages in response to a query. It works in four stages: crawling (discovering…

What Is Developer Marketing and How Does It Drive Signups?

Developer marketing is the practice of reaching software developers where they already learn and make tooling decisions—technical…

What Is an XMPP/Jabber Server and How Do You Use a Public One Like Jabbim?

An XMPP/Jabber server is the piece of infrastructure that hosts your messaging account and routes messages between you and everyo…

What Is InterBase and What Do Developers Use It For?

InterBase is an embeddable relational database that developers use mainly for desktop and embedded applications where a full clie…

What Is the MESON Chess Problem Database and How Do You Use It?

MESON is a free, online database of chess problems and endgame studies hosted on the BDS Website (bstephen.me.uk), run by Brian S…

How Do Typo Tolerance and Faceting Work in a Hosted Search Service?

Typo tolerance lets a search engine return relevant results even when the query contains misspellings, transposed letters, or mis…