I'm having this issue with certain API's, where invalid links are still "ok". Here for the ticker symbol I typed a bunch of random letters in place of an actual ticker: ...ticker=AAsdfsPL... as opposed to ...ticker=AAPL... The API link itself…
I'm stuck with a work-related task where I'm fetching data from the db and then send the data to an external api through post request. Right now I'm succesfully getting the data and processed it but the external api request…
I am using an observable to retrieve data from an http like: handleError(error:any) { ... } getData() { return this._api_service.http.get<JSON>(this._url).pipe(retry(1), catchError(this.handleError)); } loadData() { this.getData().subscribe((data: {}) => { do_something_to_data(data); }); // here I want to do somethings after all the…
When I click 'CLICK ME' repeatedly and quickly, why is there a possibility that console.log(`===${innerCount}.2`); is executed earlier over console.log(`===${innerCount}.1`); Here is the CodeSandBox: https://codesandbox.io/s/loving-blackburn-v4k5y4?file=/src/App.js:651-666 throttle is from lodash. let count = 0; const App = () => { const…
I have 4 buttons created through a map. They are the four possible answers of a quizz application. Their state is upadated through one function handleClick. On click, the function disables the buttons, checks if the answer is true, then…
I have this code : void main() { RethinkDb r = RethinkDb(); Connection connection; UserService sut; setUp(() async { connection = await r.connect(host: "127.0.0.1", port: 28015); await createDb(r, connection); sut = UserService(r, connection); // second line }); test('creates a new…
I’m having some problems trying to understand the following code in an excercise concerning error handling: const getSuggestions = () => { const wordQuery = inputField.value; const endpoint = url + wordQuery; fetch(endpoint, {cache: 'no-cache'}) .then(response => { if(response.ok) {…
Here is my piece of Vanilla TS code that I am trying to understand: console.log("-------------------------- (LOG 1)"); setTimeout(() => console.log("-----------------------------(LOG 2)"), 1000); const fetchedData = fetch("https://pokeapi.co/api/v2/pokemon/ditto"); const fnReturningNewPromise = () => { return new Promise<string>((resolve, reject) => { if (1…
I read another post about this issue, but I was unable to figure out how to apply it to my situation (node js Array.push() not working using mongoose) This is my Mongoose async populate function, what I want to do…
In my code, after the button is pressed the method is called where there are calls to three functions with calculations and export to PDF file. One of the functions takes a field of the class as a parameter which…