Reference:http://zetcode.com/gui/pyqt4/eventsandsignals/ Events and Signals in PyQt4 In this part of the PyQt4 programming tutorial, we will explore events and signals occurring in applications. Events All GUI applications are event-driven. Events…
Master configuration When a timer is selected as a master timer, the corresponding trigger output signal is used by the slave internal trigger (when configured). The trigger output can be selected from the following list: Reset: the UG bit from the…
[the original link] One of Qt’s most reputed merits is its consistent, easy-to-learn, powerfulAPI. This document tries to summarize the know-how we’ve accumulated on designing Qt-style APIs. Many of the guidelines are universal; others are more conve…
http://www.chemie.fu-berlin.de/chemnet/use/info/libc/libc_21.html A signal is a software interrupt delivered to a process. The operating system uses signals to report exceptional situations to an executing program. Some signals report errors such as…
reference from:http://www.cs.bgu.ac.il/~spl051/Personal_material/Practical_sessions/Ps_12/ps12.html Java server class with multiple client connections: one-to-one ratio of threads to clients, therefore enormous thread overhead, resulted in performanc…
#!/usr/bin/python # -*- coding: utf-8 -*- """ ZetCode PyQt4 tutorial In this example, we connect a signal of a QtGui.QSlider to a slot of a QtGui.QLCDNumber. author: Jan Bodnar website: zetcode.com last edited: October 2011 ""&quo…
