Tag: react-native

Integrate ActiveDirectory Javascript code into React

active-directory javascript react-native react-router reactjs

I have this Javascript code to handle ActiveDirectory authentication. I need to create a React component that uses this code, what is the best way to achieve this in React? The React component looks like this: Answer you should be abler to handle this authentication in the componentDidMount lifecycle method. …

How to add custom Icons to NativeBase

javascript native-base react-native reactjs

I have the .ttf and .svg files for customized icons that I designed. But I would like to import them into my NativeBase project, making them available for use in NB’s <Icon /> component. How can I achieve this? Answer React Native Custom Icon Font for NativeBase Adopted from: https://medium.com/@k…

react native how to call multiple functions when onPress is clicked

javascript react-native reactjs

I am trying to call multiple functions when I click onPress using TouchableOpacity For example: What if I want to call two functions when onPress is clicked? Is there a way I could call multiple functions? Answer There are a few ways to achieve this. One option would be to define a function that calls functio…

Getting error Invariant Violation tried to get frame out of range index?

javascript react-native reactjs

I have create VenueList component. I want to display list using FlatList component in react native app. I am getting error: Invariant Violation tried to get frame out of range index (See screenshot). Code: VenueList.js: venueReducer.js: venueAction.js: The data which I want to display from API endpoint has js…

Getting all documents from one collection in Firestore

firebase google-cloud-firestore javascript react-native

Hi I’m starting with javascript and react-native and I’m trying to figure out this problem for hours now. Can someone explain me how to get all the documents from firestore collection ? I have been trying this: Log 1 prints all the objects(one by one) but log 2 is undefined, why ? Answer The examp…

How to parse html in react native

html javascript react-native

So I have html strings in this format: And I would like to parse them into nodes like blow: I know you can do something like: but in react native I got can’t find variable: document and it seems like I will need a web-view to do this. Are there any alternative ways to parse this string? Answer If there

How to determine if JEST is running the code or not?

firebase javascript jestjs mocking react-native

I am creating a JS test on my react-native project. I’m specifically using firebase for react native, in which I would like to replace firebase instance with a mockfirebase instance if JS is running the code of my class. For example I have class setup like below. I’d like to have a check if jest i…

Align vertically Icon and Text in ListView – React Native

css icons javascript listview react-native

I want to make a ListView and each row should contain an Icon and a Text. But I need them to be vertically aligned. The code: The above code generates: in which the components are not aligned. How can I solve this? Answer Try something like this: Tweak the flex value of the <View> wrapping the text elem…