Search results
Results from the WOW.Com Content Network
Qt (pronounced "cute" [7] [8] or as an initialism) is a cross-platform application development framework for creating graphical user interfaces as well as cross-platform applications that run on various software and hardware platforms such as Linux, Windows, macOS, Android or embedded systems with little or no change in the underlying codebase while still being a native application with native ...
It debuted during the later part of the Qt 4 era, starting with the release of Qt Creator, version 1.0 in March 2009 [5] and subsequently bundled with Qt 4.5 in SDK 2009.3. [ 6 ] This was at a time when the standalone Qt Designer application was still the widget layout tool of choice for developers.
QML (Qt Modeling Language[4]) is a user interface markup language. It is a declarative language (similar to CSS and JSON) for designing user interface–centric applications. Inline JavaScript code handles imperative aspects. It is associated with Qt Quick, the UI creation kit originally developed by Nokia within the Qt framework.
QtScript is a scripting engine that has been part of the Qt cross-platform application framework since version 4.3.0. It was first deprecated and then dropped as of Qt 6.5 (which has Qt QML as replacement). The scripting language is based on the ECMAScript standard with a few extensions, such as QObject-style signal and slot connections. [1]
Signals and slots. Signals and slots is a language construct introduced in Qt [1] for communication between objects which makes it easy to implement the observer pattern while avoiding boilerplate code. The concept is that GUI widgets, and other objects, can send signals containing event information which can be received by other objects using ...
LabPlot is a free and open-source, cross-platform computer program for interactive scientific plotting, curve fitting, nonlinear regression, data processing and data analysis. LabPlot is available, under the GPL-2.0-or-later license, for Windows, macOS, Linux, FreeBSD and Haiku operating systems. It has a graphical user interface, a command ...
Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS. It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA). Excel forms part of the Microsoft 365 suite of software.
In 2000, Qt 2.2 was released under the GPL v2, ending all controversy regarding GPL compatibility. [6] On 28 January 2008 Nokia announced to acquire Trolltech. [7] [8] On 14 January 2009 Qt version 4.5 was relicensed, adding LGPL as licensing option. [9] The Qt Project was founded on 21 October 2011.