1. A computer system, comprising: a display device, and a processor to execute program instructions representing a graphical user interface, to be rendered on the display device, the graphical user interface comprising: a plurality of icons, and a context menu that, when opened with respect to an icon that represents a computer program, includes a command line entry for textual input of program parameters for the computer program, wherein the context menu ordinarily is not persistent but becomes persistent when a text entry process is performed by an operator in the command line entry, wherein the context menu remains persistent until the operator commands the processor to launch the application or cancels the text entry process, the processor further to execute the computer program using program parameter(s) entered via the command line entry.