Top "Slot" questions

slot is a method callback used to handle a signal in some gui frameworks like QT

How delete and deleteLater works with regards to signals and slots in Qt?

There is an object of class QNetworkReply. There is a slot (in some other object) connected to its finished() signal. …

qt qt-signals slot
R: what are Slots?

Does anyone know what a slot is in R? I did not find the explanation of its meaning. I get …

oop r s4 slot r-faq
Qt connect two signals together using QueuedConnection

Qt documentation states that it is possible to connect two signals together: It is even possible to connect a signal …

qt thread-safety signals slot
Unable to connect signal to slot in another class

I have 2 classes. Class A and Class B. I am emitting a signal from class A which I want the …

qt signals slot
How to use SIGNAL and SLOT without deriving from QObject?

OR other way to formulate my question (though it didn't solve my problem): 'QObject::QObject' cannot access private member declared …

c++ qt qt-signals qobject slot
PyQT QTabWidget currentChanged

I'm trying to build a little app that loads several webpages in an QTabWidget. This already works well. Now I …

python signals qtabwidget slot
Qt QWEBview JavaScript callback

How to pass a function "pointer" from JavaScript to a slot? in JavaScript: function f1() { alert("f1"); } qtclass.submit(f1); …

javascript qt qwebview slot
how to pass qobject as argument from signal to slot in qt connect

My original code passed a QStringList from the signal to the slot and then returned a QList. Everything worked fine …

qt signals connect qobject slot
How does QSignalMapper work?

After my post here : Associate signal and slot to a qcheckbox create dynamically I need to associate : • The signal clicked() …

c++ qt qt-signals slot qsignalmapper
R_Extracting coordinates from SpatialPolygonsDataFrame

Is it only me who have the problem with extracting coordinates of a polygon from SpatialPolygonsDataFrame object? I am able …

r geospatial slot