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Javascript 2021-11-08 11:53:16
get authorization header javascript in my page
<!DOCTYPE html> <html> <head> </head> <body> <button onclick="tryit();">PDF</button> <script> function tryit() { var win = window.open('_blank'); downloadFile('/pdf', function(b... Add solution -
Javascript 2021-10-24 08:03:10
js check if image url exists
// create an XHR object const xhr = new XMLHttpRequest(); // listen for `onload` event xhr.onload = () => { if (xhr.status == 200) { console.log('Image exists.'); } else { console.log('Image does not exist.'); } }; // crea... Add solution -
C++ 2021-10-20 18:01:14
nodemcu web server slider
// Import required libraries #include <ESP8266WiFi.h> #include <ESPAsyncTCP.h> #include <ESPAsyncWebServer.h> // Replace with your network credentials const char* ssid = "REPLACE_WITH_YOUR_SSID"; const char* password = "R... Add solution
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