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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.

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for questions about search algorithms, tools, and technologies.
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an ordered, first-in-first-out (FIFO) data structure. Typical implementations of queues support pushing elements to the back and popping them off the front position.
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Consider whether your question would be better asked at CrossValidated, a Stack Exchange site for probability, statistics, data analysis, data mining, and machine learning. Code Review questions on s…
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the analysis of how the time and space requirements of an algorithm vary according to the size of the input. Use this tag for reviews where the "Big O" is a concern.
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a succinct, expressive, and efficient functional and object-oriented language for .NET
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an object-oriented computer programming language that can be viewed as an evolution of Microsoft's Visual Basic 6 (VB6) but implemented on the Microsoft .NET Framework.
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a data structure that maps keys to values such that given a key its corresponding value can be efficiently retrieved.
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for questions about using, storing or manipulating integral values of all types and sizes, including concerns about overflow. Not for code that casually happens to use integers.
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a free, open source programming language and software environment for statistical computing and graphics.
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Programming questions involving digitally-represented playing cards. This includes representing cards and decks in data structures, user interfaces for manipulating cards in a virtual fashion, and imp…
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Converting involves changing data from one data type or format to another.
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a PHP extension that serves as a data access abstraction layer for accessing databases.
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part of the Microsoft .NET framework used to create rich client user experiences for Windows application.
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a Lisp dialect for the Java Virtual Machine. Its main features include a software transactional memory system for coherent updates to data structures, transparent access to Java libraries, …
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associated with creating and managing networks as well as adding network connectivity to a (set of) programs.
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the imitation of some real thing, state of affairs, or process. The act of simulating something generally entails representing certain key characteristics or behaviours of a selected phy…
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Collections APIs provide developers with a set of classes and interfaces that makes it easier to handle collections of objects.
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the process of recording events in a computer program, usually with a certain scope, in order to provide an audit trail that can be used to understand the activity of the syst…
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An endpoint of a bidirectional inter-process communication flow. This often refers to a process flow over a network connection, but by no means is limited to such.
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a programming language data type whose value refers directly to (or "points to") another value stored elsewhere in the computer memory using its address.
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the informal term given to the graphical application programming interface (API) included as a part of Microsoft's .NET Framework, providing access to the native Microsoft Windows interfac…
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Bitwise refers to a bitwise operation which operates on one or more bit patterns or binary numerals at the level of their individual bits.
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a language which is a super set of JavaScript
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a Python-based framework for creating web applications.
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Use when the code in question assumes at least C++17 compliant compiler.
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Microsoft's well-known operating system. Use this tag for code reviews where the code is targeted specifically for this platform, when no other more specific tags exist.
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a data structure used to implement an associative array (a structure that can map keys to values). It uses a "hash function" to compute an index into an array from which the value can…
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for questions about using timers in code to make things happen in a certain order or for gathering amount of time elapsed.
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A compiled set of exposed objects that isn't directly executable, but that can be referenced and used by other code.
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Core to Object-Oriented Programming (OOP), a class is a template for creating new objects that describes the common state(s) and behavior(s).
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This covers the asynchronous programming model supported by various programming languages, using the async and await keywords.
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One of the four pillars of object-oriented programming (OOP), inheritance establishes a "is-a" relationship between objects. For example, a "Cat" object can be treated in code as any other "Animal" ob…
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an O(n log n) comparison-based sorting algorithm.
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The term 'shell' refers to a general class of text-based command interpreters most often associated with the Unix & Linux operating systems.
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Method of exchanging digital messages from an author to one or more recipients.
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a series of data elements (characters, bytes or complex packets) which can be accessed or made accessible in a serial fashion. Random access is not possible.