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Javascript 2022-03-27 07:10:04
useffect compare previous value to current
//Custom Hook function usePrevious(value) { const ref = useRef(); useEffect(() => { ref.current = value; }); return ref.current; } // Use it in useEffect const Component = (props) => { const {receiveAmount, sendAmount } = props ... Add solution -
Javascript 2022-03-26 22:10:08
express() vs express.router()
var express = require('express'); var fs = require('fs'); var app= express(); app.get('/index/profile/:id',function(req,res){ // res.send('profile with id' + req.params.id) }); app.listen(3000,'127.0.0.1'); console.log('lsitng'); Add solution -
Java 2022-03-25 07:40:02
convert base64 to pdf in java
import java.io.File; import java.io.FileOutputStream; import java.util.Base64; class Base64DecodePdf { public static void main(String[] args) { File file = new File("./test.pdf"); try ( FileOutputStream fos = new FileOutputStream(fil... Add solution -
Other 2022-03-25 06:30:16
table datetime strptime
%a Weekday as locale’s abbreviated name. Sun, Mon, …, Sat (en_US) So, Mo, …, Sa (de_DE) %A Weekday as locale’s full name. Sunday, Monday, …, Saturday (en_US) Sonntag, Montag, …, Samstag (de_DE) %w Weekday as a decim... Add solution -
Other 2022-03-25 06:15:09
The Conjuring
www.TamilBlasters.eu - The Bourne Ultimatum (2007)[720p - BDRip - [Tamil + Telugu + Hindi + Eng].mkv - 1.03 GB https://new.gdtot.com/file/8845510931 www.TamilBlasters.eu - The Bourne Supremacy (2004)[720p - BDRip - [Tamil + Telugu + Hindi + Eng].mkv - 1... Add solution -
TypeScript 2022-03-25 01:30:13
?? Operator in TypeScript
"Nullish Coalescing" If the left operand is null or undefined, the ?? expression evaluates to the right operand: null ?? "n/a" // "n/a" undefined ?? "n/a" // "n/a" Otherwise, the ?? expression evaluat... Add solution -
Other 2022-03-24 23:25:02
character controller unity crouch
#pragma strict private var ch : CharacterController; private var startHeight : float; // initial height function Start() { ch = GetComponent(CharacterController); startHeight = ch.height; } function Update() { var newH : float = startHei... Add solution -
Other 2022-03-24 23:05:28
w tensorflow/stream_executor/platform/default/dso_loader.cc:59] could not load dynamic library
Tensorflow 2.1+ What's going on? With the new Tensorflow 2.1 release, the default tensorflow pip package contains both CPU and GPU versions of TF. In previous TF versions, not finding the CUDA libraries would emit an error and raise an exception, while no... Add solution
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