TextBlock is a WPF control for displaying small amounts of text.

DO NOT USE THIS TAG ON QUESTIONS THAT ARE SPAM, we have a special flag for that! Questions about bypassing somebody else's spam filter are also not welcome. And keep in mind that this is a programming Q&A site, not a general computer support site. Spam is the use/abuse of electronic messaging systems (e.g. e-mail) to send unsolicited bulk messages indiscriminately.

Questionnaires created with the purpose of extracting information and deriving conclusions from a set of users. Use this tag for questions related to the creation, storage and handling of surveys.

Refers to version 2008 of Crystal Reports (v12.*), a business-intelligence application used to design and generate reports. Crystal Reports came integrated with Visual Studio versions up to 2008.

A tree-like data structure used to hold an associative array, also called a Prefix Tree.

A mouse wheel (or scroll wheel) is a hard plastic or rubbery disc (the "wheel") on a computer mouse that is perpendicular to the mouse surface. It is used for scrolling.

Xcode is Apple's integrated development environment (IDE) for Mac OS X and iOS. Xcode 4.3 (4E109) was officially released February 16, 2012. This tag should only be used for questions about this specific version of Xcode itself, and not for general Mac or iPhone OS programming topics. Use [cocoa] for Mac programming questions, or [cocoa-touch] for iOS (formerly iPhone OS) programming questions.

The second release of the ASP.NET Identity system which was designed to replace the previous ASP.NET Membership and Simple Membership systems. Use this tag if your question deals specifically to ASP.NET Identity 2 features. The [asp.net-identity] tag should be used if your question is not specific to ASP.NET Identity 2.

The act of buying and selling financial instruments, such as money markets spot instruments, stocks, bonds, commodities, virtual currencies, indices, futures, options, CFD-s and other derivatives, performed on a for-profit basis.

A digital signature is a mathematical scheme for demonstrating the authenticity of a digital message or document.

A stack that stores details of the functions called by a program in sequence, so that each function can return on completion to the code that called it.