in this case, it will trigger render again when I call updateNumber(), so how can create the valuable that it is for saving data only? function test() { const [cartNum, setCartNum] = useState(0); function updateNumber() { setCartNum(number +1); } return…
Hi I'm building an app for IOS and Android with react Native, and I'm a newbie this is my first app, and I think I'm not too bad, but I have a UI that is only a supermarket list, but…
I'm trying to run my vite+react app using the docker container, the code is running fine but unfortunately, it's not opening in localhost 3000 DockerFile FROM node:18-alpine EXPOSE 3000 WORKDIR /react-vite-app COPY package.json . RUN yarn install COPY . .…
My data is stored in Firestore in below model. My Problem is, I want to get schoolid of logged-in email id. Data Model: instituteData->schoolid->users->email->data What I tried const q = query(collection(db, "instituteData"), where("email", "==", "[email protected]")); const querySnapshot = await getDocs(q);…
I'm looking for a way in initialize a useState object with the value that is fetched from firestore getDoc(docRef).then((doc) => { const initEmail = doc.data().email console.log(initEmail) return initEmail }) const [email, setEmail] = useState(initEmail) how would i go about doing…
Is there any possible ways to get my canvas by blob and send it using telegram api directly? I tried to convert the canvas into a url but telegram still cannot send it. My system is about sending emergency message.…
Hello i am new to reavt native and i don't understand how csn i get the value from Pressable/Text componente I mean I have a gender select on my app Which has Pressable and inside this a Text When the…
I am working on an inventory system management using MongoDB,ExpressJs,ReactJs,Express, and my question is - how I can update a product quantity after completing it's order? let me explain: if the product quantity in stock is 10 for example,then after…
I am triying to make a post query from my React Native (expo) app to Node.js server (express). And the post is doing nothing. Even, console.log doesnot work. Please, need your help with this React Native App code: const options…
Code: <DropDownPicker //code here style={styles.dropdown_container} textStyle={styles.dropdown_itemstyle} props={{style: styles.dropdown_container}} itemProps={{ style: { height: 30, paddingHorizontal: '3%', flexDirection: 'row', }, }} showTickIcon={false} flatListProps={{ style: { backgroundColor: COLORS.dirty_white, borderRadius: 6, borderColor: COLORS.gray_filter, borderWidth: 1, paddingTop: '2%', }, }} dropDownContainerStyle={{ borderWidth: 0, }} zIndex={5001}…