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Tkinter is a binding to the Tk GUI toolkit for Python. It is the standard Python interface to the Tk GUI toolkit, [ 1 ] and is Python's de facto standard GUI. [ 2 ] Tkinter is included with standard Linux , Microsoft Windows and macOS installs of Python.
A window is an area on the screen that displays information, with its contents being displayed independently from the rest of the screen. An example of a window is what appears on the screen when the "My Documents" icon is clicked in Microsoft Windows.
To use PHP with an HTML form, the URL of the PHP script is specified in the action attribute of the form tag. The target PHP file then accesses the data passed by the form through PHP's $_POST or $_GET variables, depending on the value of the method attribute used in the form. Here is a basic form handler PHP script that will display the ...
Ext JS includes a set of GUI-based form controls (or "widgets") for use within web applications: text field and textarea input controls; date fields with a pop-up date-picker; numeric fields; list box and combo boxes; radio and checkbox controls; html editor control
In the X Toolkit, a widget is the combination of an X window or sub window and its associated input and output semantics. Finally, still in the same year, Ralph R. Swick and Mark S. Ackerman explain where the term widget came from: [4] We chose this term since all other common terms were overloaded with inappropriate connotations.
The GTK library contains a set of graphical control elements (); version 3.22.16 contains 186 active and 36 deprecated widgets. [9] GTK is an object-oriented widget toolkit written in the programming language C; it uses GObject (that is, the GLib object system) for object orientation.
In most of today's popular programming languages and operating systems, a computer program usually only has a single entry point.. In C, C++, D, Zig, Rust and Kotlin programs this is a function named main; in Java it is a static method named main (although the class must be specified at the invocation time), and in C# it is a static method named Main.
Diagram of a double POST problem encountered in user agents. Diagram of the double POST problem above being solved by PRG. Post/Redirect/Get (PRG) is a web development design pattern that lets the page shown after a form submission be reloaded, shared, or bookmarked without ill effects, such as submitting the form another time.