Error: listen EADDRINUSE: address already in use :::3000
sudo lsof -i :3000Error: listen EADDRINUSE: address already in use :::3000
sudo lsof -i :3000Error: listen EADDRINUSE: address already in use :::3000
//Run this command to get the PID of the running
ps aux | grep node
//Then kill/stop it by
kill -9 PIDhow to convert string to int js
let string = "1";
let num = parseInt(string);
//num will equal 1 as a intintval js
parseInt(value);
let string = "321"
console.log(string); // "321" <= string
let number = parseInt(string);
console.log(number) // 321 <=intJavascript string to int
var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256parseint javascript
var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256javascript string to integer
<script language="JavaScript" type="text/javascript">
var a = "3.3445";
var c = parseInt(a);
alert(c);
</script>parseint
// parseInt
parseInt("10");//------------ 10
parseInt("10.00");//--------- 10
parseInt("10.33")//--------- 10
parseInt("34 45 66")//------ 34
parseInt(" 60 ")//------ 60
parseInt("40 years")//------ 40
parseInt("He was 40")//----- NaN
parseInt("10", 10)//-------- 10
parseInt("010")//----------- 10
parseInt("10", 8)//--------- 8
parseInt("0x10")//---------- 16
parseInt("10", 16)//-------- 16
// parseFloat
parseFloat("10")//-----------10
parseFloat("10.00")//--------10
parseFloat("10.33")//--------10.33
parseFloat("34 45 66")//-----34
parseFloat(" 60 ")//---------60
parseFloat("40 years")//-----40
parseFloat("He was 40");//----NaN
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