Ctrl+C
process.exit();Category: the
how to select the first div in jQuery
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>first demo</title>
<style>
td {
color: blue;
font-weight: bold;
}
</style>
<script src="https://code.jquery.com/jquery-3.5.0.js"></script>
</head>
<body>
<table>
<tr><td>Row 1</td></tr>
<tr><td>Row 2</td></tr>
<tr><td>Row 3</td></tr>
</table>
<script>
$( "tr:third" ).css( "font-style", "italic" );
</script>
</body>
</html>
how to send axios delete to the backend reactjs
axios.delete(URL, {
headers: {
Authorization: authorizationToken
},
data: {
source: source
}
});how to return the max and min of an array in javascript
let numbers = [4, 13, 27, 0, -5]; // Get max value of an array in Javascript
Math.max.apply(null, numbers); // returns 27
function minMax(arr) {
return [Math.min(arr), Math.max(arr)];
}how to return the number of nodes in a linked list
1) Initialize count as 0
2) Initialize a node pointer, current = head.
3) Do following while current is not NULL
a) current = current -> next
b) count++;
4) Return count how to run commands in the command prompt using javascript
var objShell = new ActiveXObject("Shell.Application");
objShell.ShellExecute("cmd.exe", "C: cd C:\pr main.exe blablafile.txt auto", "C:\WINDOWS\system32", "open", "1");
//NOTE: ONLY WORKS ON WINDOWS AS I KNOW OFhow to remove the id in mongoose schema
var mongoose = require("mongoose");
var subSchema = mongoose.Schema({
//your subschema content
},{ _id : false });
var schema = mongoose.Schema({
// schema content
subSchemaCollection : [subSchema]
});
var model = mongoose.model('tablename', schema);how to remove the last character from a string in javascript
let str = "12345.00";
str = str.slice(0, -1);
console.log(str);
let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);
var str = "Hello TecAdmin!";
var newStr = str.slice(0, -1);
how to remove the parent div from the child in jquery
$(this).closest('.parentClassname').remove();how to replace all the string in javascript when the string is javascript variable
const p = 'dog dog cat rat';
const regex = /dog/gi;
console.log(p.replace(regex, 'cow'));
//if pattern is regular expression all matches will be replaced
//output: "cow cow cat rat"
function name(str,replaceWhat,replaceTo){
replaceWhat = replaceWhat.replace(/[-/\^$*+?.()|[]{}]/g, '\$&');
var re = new RegExp(replaceWhat, 'g');
return str.replace(re,replaceTo);
}
function name(str,replaceWhat,replaceTo){
var re = new RegExp(replaceWhat, 'g');
return str.replace(re,replaceTo);
}