Tags
A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
A date is a reference to a particular day represented within a calendar system, and consists of year, month and day. Use for questions about creating, manipulating and storing date information. Use wi…
76959 questions
Authentication is the process of providing a proof of identity or verifying identity.
76101 questions
Symfony refers to both a PHP framework for building web applications as well as a set of components on which the framework is built.
This tag refers to the currently supported major versions 4.x, 5…
74196 questions
Go is an open-source programming language, with a syntax loosely derived from C. It's statically typed, with limited dynamic typing capabilities; it also features automatic memory management, built-in…
73529 questions
OpenCV (Open Source Computer Vision) is a library for real time computer vision. When using this tag, please add a language specific tag (python, c++, ...), if relevant.
73510 questions
T-SQL (Transact Structured Query Language) is the extension of SQL functionality supported by Sybase ASE and Microsoft SQL Server. Do not use this tag for MySQL, PostgreSql, Oracle(Pl/SQL) related que…
73342 questions
Directory-level configuration file used by Apache web servers. Use this tag if and only if .htaccess content is directly involved in the topic. We know many people are using .htaccess, but kindly ask …
73108 questions
[google-chrome] is for questions related to development with Google Chrome, a web browser that uses the Blink rendering engine. Warning! General support for the browser is off-topic: questions about …
72763 questions
Matplotlib is a plotting library for Python which may be used interactively or embedded in stand-alone GUIs. Its compact "pyplot" interface is similar to the plotting functions of MATLAB®.
72452 questions
A for loop is a control structure used by many programming languages to iterate over a range. It is a way of repeating statements a number of times until the loop ends. Depending on the language this …
72068 questions
A DateTime object in many programming languages describes a date and a time of day. It can express either an instant in time or a position on a calendar, depending on the context in which it is used …
71223 questions
CodeIgniter is an Application Development Framework - a toolkit - for people who build websites using PHP. Created by EllisLab & fostered by BCIT it is now a project of the CodeIgniter Foundation. The…
69553 questions
Hypertext Transfer Protocol (HTTP) is an application level network protocol that is used for the transfer of content on the World Wide Web.
68391 questions
Perl is a procedural, high-level, general-purpose, dynamic programming language, known for its native support of regular expressions and string parsing capabilities. Please use this tag for questions …
68167 questions
Validation is used to check data to make sure it fits whatever required specifications are set for it. Typically Validation is used in checking input data, and in verifying data before storage.
67684 questions
An endpoint of a bi-directional inter-process communication flow. This often refers to a process flow over a network connection, but by no means is limited to such. Not to be confused with WebSocket (…
66618 questions
Google Maps is a desktop and mobile web mapping service application and technology provided by Google, offering satellite imagery, street maps, and Street View perspectives. Also supported are maps em…
66078 questions
An object is any entity that can be manipulated by commands in a programming language. An object can be a value, a variable, a function, or a complex data-structure. In object-oriented programming, an…
65168 questions
UITableView is a class used for displaying and editing lists of information on iOS. A table view displays items in a single column. UITableView is a subclass of UIScrollView, which allows users to scr…
64431 questions
Extensible Application Markup Language (XAML) is a declarative XML-based language used for initializing structured values and objects in various frameworks. When a question is about the usage of XAML…
62648 questions
Object-oriented programming is a programming paradigm using "objects": an encapsulation consisting of data fields and methods together with their interactions.
62318 questions
An "if" statement is a flow control structure in most programming languages that branches execution flow depending on a binary condition, generally evaluated at runtime. If statements are also commonl…
62240 questions
Apache Cordova (formerly PhoneGap) is a framework that allows developers to create cross-platform mobile applications using web technologies like HTML, JavaScript, and CSS.
61605 questions
GENERAL UBUNTU SUPPORT IS OFF-TOPIC. Support questions may be asked at https://askubuntu.com/. Ubuntu is a free desktop and server operating system based on Debian GNU/Linux. This tag is for programmi…
61061 questions
An extensible IDE for desktop and the web. Visual Studio Code ≠ Visual Studio. Only add this tag for questions ABOUT Visual Studio Code- don't add it just because you happen to use it.
59997 questions
A "web service" is a software system designed to support interoperable machine-to-machine interaction over the World Wide Web.
59974 questions
for questions involving code to send or receive email messages. Posting to ask why the emails you send are marked as spam is off-topic for Stack Overflow. Questions about configuration o…
59524 questions
A layout defines the visual structure for a user interface, such as the UI for an activity, fragment or app widget.
59133 questions
A framework for building Java web applications based on the Model-View-Controller (MVC) pattern. It promotes flexible and decoupled code from the underlying view technologies.
58651 questions
Elasticsearch is a free and open, distributed, RESTful search engine based on Lucene.
58647 questions
GitHub is a web-based hosting service for software development projects that use Git for version control. Use this tag for questions specific to problems with repositories hosted on GitHub, features s…
58407 questions
KUBERNETES QUESTIONS MUST BE SPECIFICALLY RELATED TO SOFTWARE DEVELOPMENT. Configuration and deployment is off-topic here. A good rule of thumb is, if it happens outside the pod, it's probably off-top…
58191 questions
Microsoft Access, also known as Microsoft Office Access, is an application development and database development tool from Microsoft. It combines the Microsoft Jet/ACE Database Engine with a graphical …
57813 questions
Selenium WebDriver provides the WebDriver API for controlling browsers in different programming languages ("language bindings"). When using this tag, also add a tag for the programming language you ar…
57752 questions
Parsing refers to breaking an artifact into its constituent elements and capturing the relationship between those elements. This tag isn't for questions about the self hosted Parse Platform (use the […
57639 questions
User Interface (UI) is the system through which people interact with a computer. This tag can be used for UI-related programming questions. Note that there's a separate Stack Exchange site for User In…
57565 questions