Thumbnail hides after position:relative
I have a screen where I am using a Thumbnail and a UserInfoContainer, which is a PanGestureHandler(React native animation element that scrolls up). I want that even when I scroll up my...
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Border Extends out of outline
I have a simple textbox to which i have given an outline. However, If you look closely you will see that the border and the border outline dont match. The white color of the View extends out of the...
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Successfully uploaded image to Cloudinary from React Native does not return URL
I'm trying to upload image from React Native app to Cloudinary.The image appears on Dashboard, but I don't get secure_url.Here is my code: async uploadImage(photo: ImagePickerResponse, id: string):...
View ArticleHow to handle setInverval and clearInterval on react native
I want to change the value of state [time] every second when a button is pressed. I have the code below, but unfortunately the code doesn't work.Do you have any suggestion on how can I handle this...
View ArticleHow do I configure absolute paths for imports in TypeScript based React...
In order to avoid '../../../../' style relative imports in a TypeScript based React Native app, I would like to configure the app so that I can use absolute imports instead.It is important that the...
View ArticleTypescript: Generic prop doesn't infer the type correctly
I have a following code:interface Data { [x: string]: number;}type Unpacked<T> = T extends (infer U)[] ? U : T extends (...args: any[]) => infer U ? U : T extends Promise<infer U> ? U :...
View ArticleReact: Iterating through Array of Objects
This is the way FileObject is built and I need help in figuring out how to iterate and find a value based on the date provided. interface MyProps{ date: string; cDataFileName?: string | undefined;...
View ArticleProperty missing type in React/Typescript while trying to pass a bool and...
I am new to React and Typescript and I can't find the correct way I should be passing these into the React.Componet state. My code still works as expected but I would like to know what I am doing...
View ArticleComponent fails to auto import types from index.d.ts file in react native
I have a component called ColorBox, and inside of its folder i have the component itself, style of it and an index file and the index.d.ts file for my types: ColorBox |- Colorbox.tsx |- index.ts |-...
View ArticleHow to Write Unit Test Case for Geo-Location on Use Effect react [closed]
Hi am new to jest test cases on reactcan someone Guide me approach to write Unit Test Case for geolocation on React UseEffet method and Thanks in Advance ! useEffect(() => { const getMyLocation = ()...
View ArticleHow to create new exceptions that extends an initial Error with TypeScript 2.9?
I wrote a small function to cascade errors in React & React Native with TypeScript:/** * Function that takes an error and trow an enriched error * @param error the original error * @param func the...
View Articleformik error shows up after dismissing keyboard
I have a formik form where I take an input and run a graphql query on submitting the form. If the query returns some data, I render a list to show the items returned. However, when I see the list, the...
View ArticleHow to ensure that a partial have a given field with TypeScript?
I have a type "Post" as follow:interface Post { id?: string title: string content: string tags?: string[]}I need to use it in a React Native flatlist, where the id is needed. In this case the id is...
View ArticleMap of refs, current is always null
I'm creating a host of a bunch of pages, and those pages are created dynamically. Each page has a function that I'd like to call at a specific time, but when trying to access a ref for the page, the...
View ArticlePassing refs on React Native with TypeScript: (property)...
I have several fields on a React Native form and I would like that the focus jump from one to the next one each time the user validate the field with the virtual keyboard.I came up with something like...
View Articleinterface does not satisfy the constraint 'Record'. Index signature is...
With TypeScript 3.9, React Native, React Navigation...I got error:interface StackParamListType 'StackParamList' does not satisfy the constraint 'Record<string, object | undefined>'. Index...
View ArticleArray of objects do not render using setState and map
I am using typescript in a react-native project, and would like to render an array of objects that come from a query using AWS-Amplify, using the map function.I use setState (here setTracks) to declare...
View Articleroute.params issue, "Object is possibly 'undefined'"with...
I am getting Typescript tell me "route.params.TextNode" in the DetailsScreen is possibly undefined, it works but am I doing something wrong?Sorry about the chunk of code, I just not sure where the...
View Articleformik error showing before submitting the form
In my formik form, I take an input & run a graphql query after submitting the form. If the query returns some data, I render a list accordingly.When I see the list, the keyboard is not hidden...
View Articledelete Formik Error Message after submitting form
Upon entering my screen, there's no error displayed on the input field.In my form, I take an input and run a graphql mutation on it. Once it's done, I reset the form. However, after resetting, I start...
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