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Javascript 2021-09-29 16:16:03
javascript get line number of error
function getErrorObject(){ try { throw Error('') } catch(err) { return err; } } var err = getErrorObject(); var caller_line = err.stack.split("\n")[4]; var index = caller_line.indexOf("at "); var clean = caller_line.slice(index+2,... Add solution -
Dart 2021-09-29 07:19:02
i want number before % symbol in flutter
void main() { String str = "one.two"; print(str.replaceAll(".two", "")); // or print(str.split(".").first); // or String newStr = str.replaceRange(str.indexOf("."), str.length, ""... Add solution -
Java 2021-09-28 20:42:03
java array get index
java.util.Arrays.asList(theArray).indexOf(o) Add solution -
Javascript 2021-09-28 15:38:02
delete element from list javascript
var colors = ["red","blue","car","green"]; var carIndex = colors.indexOf("car");//get "car" index //remove car from the colors array colors.splice(carIndex, 1); // colors = ["red",&... Add solution -
Javascript 2021-09-27 16:48:03
how to write random quote machien
const getQuote = data => { // 1) here we are creating the callback function that we will pass to the JSONP request const callbackName = 'displayQuote' window[callbackName] = function(data) { delete window[callbackName] document.body.remov... Add solution -
C# 2021-09-27 11:11:04
check textbox is only numbers + c#
private void textBox1_KeyPress(object sender, KeyPressEventArgs e) { // Verify that the pressed key isn't CTRL or any non-numeric digit if (!char.IsControl(e.KeyChar) && !char.IsDigit(e.KeyChar) && (e.KeyChar != '.')) { ... Add solution -
Javascript 2021-09-27 04:05:05
upload on paste js
document.addEventListener('paste', function(e){ console.warn(e.clipboardData.items.length); for (var i = 0; i < e.clipboardData.items.length; i++) { var item = e.clipboardData.items[i]; console.log('Item: ' + item.type); if (item.type.i... Add solution