Search results
Results from the WOW.Com Content Network
The null coalescing operator is a binary operator that is part of the syntax for a basic conditional expression in several programming languages, such as (in alphabetical order): C# [1] since version 2.0, [2] Dart [3] since version 1.12.0, [4] PHP since version 7.0.0, [5] Perl since version 5.10 as logical defined-or, [6] PowerShell since 7.0.0, [7] and Swift [8] as nil-coalescing operator.
Microsoft Query is a visual method of creating database queries using examples based on a text string, the name of a document or a list of documents. The QBE system converts the user input into a formal database query using Structured Query Language (SQL) on the backend, allowing the user to perform powerful searches without having to explicitly compose them in SQL, and without even needing to ...
Say while on some web page, you decide to research, at Wikipedia, material on that web page. You change your web-search box to "Wikipedia (en)", and enter the page name or the query while on that web page. The other example is that you decide to contribute information from the web to Wikipedia.
The term closure is often used as a synonym for anonymous function, though strictly, an anonymous function is a function literal without a name, while a closure is an instance of a function, a value, whose non-local variables have been bound either to values or to storage locations (depending on the language; see the lexical environment section below).
You've Got Mail!® Millions of people around the world use AOL Mail, and there are times you'll have questions about using it or want to learn more about its features. That's why AOL Mail Help is here with articles, FAQs, tutorials, our AOL virtual chat assistant and live agent support options to get your questions answered.
Desktop apps, like Outlook, Thunderbird, and Mac Mail, can access AOL Mail using POP. Copies of your email download to the app, so actions in the app won't affect your account. One POP setting, however, will delete email from your account when it's downloaded. To disable the "delete emails from server" option, contact your app manufacturer.
Upgrade to a faster, more secure version of a supported browser. It's free and it only takes a few moments:
A query string is a part of a uniform resource locator (URL) that assigns values to specified parameters. A query string commonly includes fields added to a base URL by a Web browser or other client application, for example as part of an HTML document, choosing the appearance of a page, or jumping to positions in multimedia content.