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Javascript 2021-11-15 08:40:37
typescript emit custom event
//Listen for the event window.addEventListener("MyEventType", function(evt) { alert(evt.detail); }, false); //Dispatch an event var evt = new CustomEvent("MyEventType", {detail: "Any Object Here"}); window.dispatchEvent(... Add solution -
Javascript 2021-11-11 23:59:24
what is e.target in javascript
Using the event.target property together with the element.tagName property to find out which element triggered a specified event: <body onclick="myFunction(event)"> <p>Click on any elements in this document to find out which element... Add solution -
Python 2021-11-11 23:09:08
first app using pyqt5
from PyQt5.QtWidgets import QApplication, QWidget # Only needed for access to command line arguments import sys # You need one (and only one) QApplication instance per application. # Pass in sys.argv to allow command line arguments for your app. # If yo... Add solution -
Objective-C 2021-11-10 19:17:09
sssssssssssss
Metaverse Champions is a chance to show all of Roblox you’ve got what it takes. ⚡️ Rally behind your favorite champions: Sparks Kilowatt, AJ Striker, Fey Yoshida, or Wren Brightblade ⚡️ Show off your skills in weekly quests across Roblox to earn m... Add solution -
Javascript 2021-11-05 20:38:18
angular how to get previous state
//Update angular 6+ //The events.filter gives error because filter is not part of events, so change the code to import { filter, pairwise } from 'rxjs/operators'; this.router.events .pipe(filter((evt: any) => evt instanceof RoutesRecognized), pairwis... Add solution -
Python 2021-11-05 14:07:13
python turtle onkeypress
#Importing the module import turtle #The window creation window = turtle.Screen() #The turtle creation p = turtle.Turtle() p.color("black") p.penup() #the function def move(): p.forward(20) #The event listener turtle.listen() turtle.onkeyp... Add solution
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