IT Glossary – IT terms explained simply

Over 1.160 technical terms from software development, DevOps, cloud and IT security – explained simply and clearly

All Betriebssysteme Blockchain Datenanalyse & KI Datenbanken DevOps & Cloud Grafik & Design Hardware IT-Management Marketing Netzwerk Programmierung Sicherheit Software Engineering Webentwicklung

.

.NET

5 min 3.119 views

A

A*-Algorithmus

5 min 2.429 views

ABAP

5 min 1.742 views

Agile software development

Software Engineering

5 min 1.946 views

Agility

Software Engineering

5 min 4.532 views

Ajax

Web development

5 min 1.177 views

Algorithms

4 min 1.366 views

Algorithm

5 min 2.175 views

Alpine.js

5 min 2.609 views

Angular

Web development

5 min 2.110 views

Anonymous Function

5 min 1.957 views

API

Web development

5 min 2.193 views

Applications

5 min 4.211 views

Array

5 min 2.166 views

ArrayList

5 min 5.283 views

ASCII

Operating systems

5 min 1.725 views

ASP.NET

5 min 1.435 views

Assembler

5 min 1.787 views

Assembly

4 min 2.552 views

async/await

5 min 4.683 views

Asynchronous

5 min 1.839 views

Asynchronous programming

4 min 1.465 views

Asynchronous Programming

Operating systems

5 min 3.898 views

Augmented Reality

Data analysis & AI

5 min 1.539 views

Automata theory

5 min 4.539 views

Automation Tools

5 min 3.400 views

automated testing

Software Engineering

6 min 4.307 views

L

Labour 4.0

5 min 2.465 views

Lambda Function

5 min 1.522 views

Laravel

5 min 1.404 views

Library

Software Engineering

5 min 1.828 views

Linear Search

5 min 1.701 views

Linting

5 min 2.825 views

Lists

5 min 2.596 views

Locking mechanisms

5 min 2.200 views

Logarithmic Complexity

3 min 1.613 views

Loop Invariant

5 min 1.445 views

Low Code

Software Engineering

5 min 1.144 views

Low-level programming

5 min 1.412 views

Lua

4 min 427 views

linked lists

5 min 1.429 views

B

Babel

Web development

5 min 4.061 views

Backlog

5 min 1.865 views

Backtracking

5 min 1.994 views

Base64

Operating systems

5 min 1.583 views

Bash

Operating systems

5 min 1.511 views

Behavior-Driven Development (BDD)

5 min 2.647 views

Best Practices in Software Development and...

Software Engineering

5 min 5.611 views

Big O Notation

5 min 3.125 views

Binärbaum

5 min 3.090 views

Binary search

3 min 3.050 views

Binary

5 min 1.978 views

Bitweise Operatoren

5 min 2.126 views

Boolean

5 min 2.511 views

Bot

5 min 2.062 views

Breadth-First Search

5 min 5.211 views

Bubble Sort

5 min 1.489 views

Bug

Software Engineering

5 min 1.811 views

Bun (Runtime)

5 min 2.299 views

Bundler

Web development

5 min 2.689 views

Bytecode

5 min 2.100 views

T

Tree structures

5 min 5.831 views

Tab Completion

Operating systems

5 min 1.283 views

Tailwind CSS

5 min 2.885 views

Telematics infrastructure

5 min 1.105 views

Template Engine

Web development

5 min 1.558 views

Temporal Logic

5 min 1.066 views

TensorFlow

Data analysis & AI

5 min 3.891 views

Ternärer Operator

4 min 2.122 views

Test-Driven Development (TDD)

5 min 1.118 views

Thread

4 min 1.413 views

Thread Pool

5 min 1.467 views

Threading

5 min 1.342 views

Threads

5 min 4.930 views

Topological Sorting

5 min 1.124 views

Transpiler

Web development

5 min 1.545 views

Trie

5 min 1.599 views

Tuple

5 min 1.387 views

Tuple Assignment

5 min 1.251 views

Type Conversion

5 min 1.156 views

Type Inference

5 min 1.446 views

TypeScript

5 min 4.443 views

U

User interface

Software Engineering

5 min 5.323 views

UML Diagram

Software Engineering

4 min 1.193 views

Unit Testing

Software Engineering

5 min 1.058 views

Unmanaged code

4 min 1.131 views

User Story

5 min 2.181 views

Utility Class

5 min 1.692 views

C

C

5 min 4.308 views

Callback

5 min 1.726 views

Callbacks

5 min 3.457 views

Canvas

Web development

5 min 5.535 views

Casting

5 min 2.792 views

Character Encoding

Operating systems

5 min 1.204 views

Circuit Breaker

5 min 3.296 views

Class

5 min 1.627 views

Clean Code

4 min 1.185 views

CLI

Operating systems

5 min 1.775 views

Clojure

5 min 873 views

Closure

5 min 1.423 views

COBOL

5 min 2.493 views

Code Coverage

5 min 2.374 views

Code Review

Software Engineering

5 min 1.490 views

Code Smell

5 min 3.283 views

Codebase

Software Engineering

6 min 1.443 views

Codecodings

5 min 1.166 views

Coding Standards

Software Engineering

5 min 5.060 views

Command Line

Operating systems

5 min 1.450 views

Compiler

5 min 1.588 views

Concurrency

5 min 3.617 views

Concurrent Programming

6 min 1.288 views

Coroutines

5 min 1.113 views

CQRS

5 min 855 views

Critical Section

5 min 1.192 views

Cursor

5 min 1.623 views

Collaboration tools

5 min 5.448 views

Compilation

Operating systems

5 min 5.862 views

Configuration file

Operating systems

4 min 1.649 views

cubic splines

5 min 5.982 views

Character coding

5 min 2.653 views

D

Dart

4 min 2.323 views

Data Structure

5 min 1.613 views

Data Structures

5 min 3.421 views

Data structure

5 min 4.874 views

Deadlock

5 min 1.475 views

Debugging

Software Engineering

5 min 1.657 views

Decorator

5 min 4.444 views

Deno

5 min 2.097 views

Dependency Graph

5 min 1.688 views

Dependency Injection

5 min 1.347 views

Depth-First Search

5 min 1.249 views

Design Patterns

Software Engineering

5 min 3.969 views

Deterministic

5 min 5.809 views

Digital Index

Data analysis & AI

5 min 1.074 views

Digitalisation of society

5 min 1.444 views

Dijkstra-Algorithmus

5 min 2.997 views

Django

Web development

5 min 4.370 views

DOM

Web development

5 min 1.629 views

Domain-Driven Design (DDD)

5 min 413 views

Doubly Linked List

2 min 2.716 views

DRY-Prinzip

5 min 1.465 views

DSL

3 min 1.333 views

Dynamic Programming

4 min 1.109 views

Development

Software Engineering

5 min 1.436 views

F

File management

Operating systems

5 min 2.585 views

FastAPI

5 min 1.036 views

Fault Tolerance

5 min 1.113 views

Feature Detection

5 min 5.410 views

Feature Flag

5 min 460 views

Fetch API

Web development

5 min 1.503 views

FIFO

5 min 1.383 views

Firmware

Operating systems

5 min 5.333 views

Flask

Web development

5 min 1.418 views

Floating Point

5 min 1.358 views

Framework

Software Engineering

5 min 1.685 views

Front end

Web development

5 min 1.614 views

Functional programming

5 min 1.558 views

G

General data types

5 min 4.811 views

Garbage Collection

5 min 1.670 views

Garbage Collection Algorithm

5 min 1.263 views

Generators

6 min 5.811 views

Geo-tagging

Web development

5 min 5.069 views

GeoJSON

4 min 1.395 views

Git

6 min 1.681 views

Git Flow

5 min 2.401 views

Git-Fu

Software Engineering

5 min 1.255 views

GitHub

5 min 1.635 views

Global Scope

6 min 1.357 views

Go (Programmiersprache)

5 min 991 views

Go Digital

5 min 1.375 views

GPT

5 min 491 views

Graph (Datenstruktur)

5 min 2.147 views

Graph theory

5 min 1.872 views

GraphQL

Web development

5 min 1.433 views

Greedy-Algorithmus

5 min 767 views

Groupware

5 min 1.133 views

gRPC

5 min 1.924 views

GUI

Web development

5 min 1.627 views

Guido van Rossum

5 min 1.911 views

R

Real-time applications

Web development

5 min 3.873 views

R (Programmiersprache)

5 min 604 views

Race Condition

5 min 2.045 views

Radix Sort

5 min 2.573 views

React

Web development

5 min 1.557 views

React Router

Web development

5 min 1.337 views

Reactive Programming

6 min 1.274 views

Recursion

4 min 2.064 views

Recursive Function

3 min 1.542 views

Redux

5 min 1.326 views

Reference Types

5 min 5.253 views

Referential Transparency

5 min 1.411 views

Regex

5 min 1.536 views

Regular Expression

5 min 1.233 views

Recursion

5 min 3.228 views

Repository

4 min 1.486 views

RESTful

Web development

6 min 1.791 views

RESTful APIs

Software Engineering

5 min 6.043 views

Ruby

4 min 3.423 views

Ruby on Rails

5 min 2.485 views

Runtime

5 min 1.457 views

Rust

5 min 1.148 views

E

Elixir

5 min 1.971 views

Embedded system

Operating systems

5 min 1.404 views

Enum

5 min 2.878 views

Enumerator

5 min 1.636 views

Erlang

4 min 2.981 views

esbuild

5 min 3.215 views

Event Loop

4 min 1.305 views

Event-Driven Programming

5 min 1.459 views

Exception

5 min 2.387 views

Exception handling

5 min 3.871 views

Express.js

Web development

6 min 2.598 views

External API

Web development

5 min 1.595 views

Extreme Programming

Software Engineering

5 min 1.645 views

Encapsulation

5 min 1.473 views

P

Programming functions

4 min 1.459 views

Pair Programming

2 min 441 views

Parallel

5 min 5.287 views

Parallel Computing

Operating systems

5 min 1.115 views

Parallel programming

5 min 3.675 views

Parallel Programming

5 min 5.043 views

Parsing

5 min 6.173 views

Path

Operating systems

5 min 1.894 views

Performance optimisation

Web development

5 min 3.804 views

Perl

5 min 2.877 views

PHP

Web development

5 min 1.510 views

Plain Text

Operating systems

5 min 1.409 views

Play Framework

Operating systems

5 min 1.618 views

Plugin

Software Engineering

5 min 1.757 views

Pointer

5 min 1.500 views

Polymorphism

5 min 3.457 views

PowerShell

Operating systems

5 min 1.524 views

Prefetching

Web development

5 min 1.313 views

Primality

2 min 4.821 views

Primitive Type

5 min 1.287 views

Priority Queue

5 min 1.341 views

Process

Operating systems

5 min 1.346 views

Profiling

Software Engineering

5 min 1.234 views

Programming languages

5 min 2.976 views

Promises

5 min 8.882 views

Prototyping

Software Engineering

5 min 1.567 views

Pseudo code

4 min 1.402 views

Pull Request

5 min 1.776 views

Python

5 min 1.579 views

PyTorch

Data analysis & AI

6 min 1.331 views

Pure functions

5 min 5.467 views

H

Hash Map

5 min 1.308 views

HashMaps

3 min 4.155 views

Haskell

5 min 1.774 views

Health IT

5 min 1.732 views

Heap

5 min 1.308 views

Heapsort

5 min 3.292 views

Hexagonale Architektur

5 min 2.243 views

HTML5

Web development

5 min 3.717 views

htmx

5 min 2.569 views

I

IDE

Software Engineering

6 min 1.605 views

Idempotenz

4 min 1.433 views

if queries

5 min 3.523 views

Immutable Data

4 min 1.432 views

Infinite Loop

4 min 1.472 views

Inheritance

6 min 1.545 views

Insertion Sort

5 min 925 views

Integrated Development Environment

Software Engineering

5 min 1.430 views

Interoperability

5 min 1.209 views

Interpreters

Operating systems

5 min 4.418 views

Iterative Algorithm

4 min 1.829 views

J

Java

5 min 1.721 views

JavaScript

Web development

5 min 1.531 views

JDK

5 min 1.203 views

jQuery

5 min 518 views

Julia (Programmiersprache)

4 min 1.504 views

JVM

5 min 1.355 views

K

Keras

5 min 1.886 views

KISS-Prinzip

5 min 1.918 views

Kotlin

5 min 2.996 views

M

Machine Code

5 min 1.504 views

Macro

5 min 1.816 views

managed code

Software Engineering

5 min 1.666 views

Manifest File

Software Engineering

5 min 2.837 views

Map Server

5 min 5.302 views

Markup Language

Web development

5 min 1.454 views

Machine language

Operating systems

5 min 3.322 views

MATLAB

5 min 1.273 views

Memoization

5 min 373 views

Memory allocation

Operating systems

5 min 1.467 views

Memory leak

Operating systems

5 min 1.530 views

Merge Conflict

5 min 1.325 views

Mergesort

4 min 1.674 views

Microservices architecture

2 min 5.023 views

Middleware

Web development

4 min 1.506 views

Middleware stack

Web development

5 min 1.325 views

Minification

Web development

5 min 1.948 views

Minimum Viable Product (MVP)

5 min 3.925 views

Mocking

5 min 2.764 views

Model-View-Controller

Software Engineering

6 min 1.233 views

Modules

5 min 1.742 views

Monorepo

5 min 3.020 views

Multi-threading

5 min 1.524 views

Mutable data structures

4 min 1.248 views

Mutex

5 min 1.573 views

Mutable condition

5 min 4.140 views

N

Namespace

4 min 1.606 views

Namespace Collision

4 min 1.103 views

NestJS

5 min 2.006 views

Next.js

5 min 587 views

No Code

Software Engineering

5 min 1.242 views

Node

5 min 1.486 views

Node.js

Web development

5 min 4.295 views

NPM

Web development

5 min 2.015 views

NumPy

Data analysis & AI

5 min 4.419 views

Nuxt.js

5 min 1.375 views

S

Side effects

5 min 3.184 views

Saga Pattern

5 min 1.829 views

Sass

5 min 2.466 views

Scala

5 min 1.403 views

scikit-learn

5 min 1.806 views

Scripting

5 min 3.548 views

SDK

Software Engineering

5 min 1.213 views

SDK installation

Software Engineering

4 min 1.173 views

Search Algorithm

5 min 1.151 views

Semantische Versionierung

4 min 1.273 views

Semaphore

4 min 1.907 views

Semaphore variable

5 min 1.310 views

Service Worker

Web development

5 min 3.740 views

Service-Oriented Architecture

Software Engineering

3 min 1.183 views

Shell

Operating systems

4 min 1.488 views

Shell scripting

Operating systems

5 min 1.798 views

Singleton

5 min 1.547 views

Singleton Design Pattern

5 min 1.365 views

Slack API

Web development

6 min 1.518 views

Snippet

5 min 1.711 views

Snippet Sharing

5 min 1.478 views

SOAP

5 min 992 views

Software

Software Engineering

5 min 2.053 views

Software Build

Software Engineering

6 min 1.791 views

Software architecture

Software Engineering

5 min 3.155 views

Software architectures

Software Engineering

5 min 1.787 views

Software development

Software Engineering

5 min 5.582 views

SOLID-Prinzipien

5 min 2.234 views

Solidity

5 min 2.089 views

SolidJS

5 min 531 views

Source Code

Software Engineering

5 min 1.616 views

Source Map

Software Engineering

5 min 1.492 views

Sparse matrix

2 min 1.294 views

Spline interpolation

5 min 1.392 views

Spring Boot

Web development

5 min 1.255 views

Spring Framework

5 min 2.286 views

SSH

4 min 386 views

Stack

5 min 1.970 views

Stack Overflow

5 min 1.708 views

State Machine

5 min 1.441 views

Static Variable

5 min 1.343 views

Storybook

5 min 2.610 views

String

5 min 1.796 views

Struct

5 min 1.496 views

Sublime Text

Software Engineering

5 min 1.179 views

Subroutine

5 min 1.423 views

Svelte

5 min 2.000 views

SvelteKit

5 min 3.166 views

Swagger

Web development

6 min 1.496 views

Swift

4 min 1.483 views

Symfony

5 min 1.491 views

Syntax

5 min 1.598 views

System Architecture

Operating systems

5 min 1.210 views

System Integration

Operating systems

5 min 1.380 views

Scope variables

5 min 2.902 views

Z

Zero pointer

5 min 1.942 views

Zero Copy Buffer

Operating systems

5 min 1.271 views

ZeroMemory API

Operating systems

5 min 1.297 views

ZeroMQ Library

Software Engineering

4 min 1.196 views

Zig (Programmiersprache)

4 min 3.114 views

Zigzag Traversal

Data analysis & AI

5 min 1.069 views

Zlib Compression

Operating systems

4 min 1.146 views

Zlib Library

Operating systems

5 min 1.779 views

Zoom API

Web development

5 min 1.339 views

ZSH

Operating systems

5 min 1.579 views

Zustand (State Management)

5 min 2.922 views

O

Object Pool

5 min 1.355 views

Object-Oriented Programming

5 min 1.381 views

Objective-C

5 min 614 views

Object-orientated programming

Operating systems

5 min 4.026 views

Open Data Initiative

5 min 1.234 views

Open Source

Software Engineering

5 min 1.498 views

Open Source Software

Software Engineering

5 min 2.692 views

OpenAPI

Web development

5 min 1.263 views

Operator

5 min 1.677 views

Optimisation

6 min 2.857 views

Q

Queue

5 min 1.453 views

Queue Data Structure

5 min 1.476 views

Quicksort

5 min 1.340 views

V

Value Type

5 min 1.738 views

Variable

4 min 1.524 views

Variable scope

5 min 1.396 views

Variables

5 min 6.794 views

Version Control

5 min 1.380 views

Version History

5 min 1.493 views

Virtual DOM

5 min 1.242 views

Visual Studio Code

Software Engineering

6 min 1.422 views

Vite

1 min 816 views

Vue.js

Web development

5 min 4.738 views

W

Web Development

Web development

6 min 1.543 views

Web Storage API

Web development

5 min 1.100 views

Web Worker

Web development

4 min 1.279 views

WebAssembly

Web development

5 min 1.046 views

Webhook

Web development

4 min 1.077 views

Webhook Configuration

Web development

5 min 1.636 views

WebSocket

Web development

5 min 1.145 views

WebSocket Protocol

Web development

5 min 1.150 views

Whitespace Character

Operating systems

5 min 1.549 views

Widget

Web development

5 min 1.234 views

Wildcard Matching

5 min 1.150 views

X

XOR operation

5 min 1.402 views

XSLT

Web development

5 min 2.217 views

XSLT Transformation

Web development

6 min 1.162 views

Y

YAGNI

5 min 421 views

Yahoo User Interface (YUI)

Web development

4 min 4.708 views

YAML

Web development

4 min 1.441 views

Yarn Package Manager

Software Engineering

5 min 1.302 views

Yeoman generator

Software Engineering

5 min 1.262 views

Yield Statement

5 min 1.230 views