I have this two codes (one i use callback hell and other async/await): The callback hell works as i imagined (the string logs appear lastly). Then i tried to convert the same code but with async/await, like this: Now the first await blocks the main thread while the other two keeps showing lastly. What am i doing wrong? Edit with
Tag: callback
resolve and reject issue using node js
Is this possible way to return resolve or reject message from one function to another? As I am writing to pass resolve message in postman whenever my task is completed or reject message when there is some error But after after writing return it still not returning the resolve message or reject message inside Postman any idea how this can
How can I avoid Array-callback-return error in my code
I want to filter through a list of items and display the items according to my filtered term. My list of items I have a input element that is a search field The search field has an onchange handler I am rendering the list items using .map helper method My state objects are as follows I want the ability to
How to store a value in a variable in a callback function in vuejs
In callback function I can print the value in consoleLog. But, can not get that value in computed property. It shows undefined. Completely stack here. Answer The problem is your callback function. If you want access to the Vue instance, it has to be an arrow function: Inside your callback, this is not the Vue instance.
Using a function as statement in while loop JavaScript?
I believe similar questions have been posted before, but I don’t entirely understand why using a callback function as a While loop statement, such as seen below, results in an infinite loop: This version, on the other hand, prints “repeat” once and then stops: Why is that? Answer myFunc is a variable (all functions in JS are object variables), and
Running a query inside the same connection in nodejs
There is a need to run the second sql query (query2) after building it using results of first query (query1) in mentioned space in code snippet, this second sql query will be generated according to the results of first query. but when I tried to run this, it builds the second query without any issue, but it is not executing.
How to display array in Callback Function
I still confuse about callback function. I have a task to displays month using callback function, so I try to call my function getMonth for displays month and this is so far I got. I haven’t used Javascript before, so any help would be appreciated my output is: Answer You are assigning a function to setTimeout instead of puting the
Not able to return authResponse from auth0-js
I’m trying to implement an login mechanize and not able to return a value from the callback function. I’m using this npm package: auth0-js. There’s two files in my setup. The first one is authService.js where I have my login logic: The second one: index.js I tried returning the value from the callback, as well as assigning the result to
javascript module pattern from You don’t know JS
I have been reading and testing below code out for several hours now and I just can’t seem to grasp certain things. I have been stepping through chrome console basically putting break in every line I can add and have been inspecting and I am just not sure of things 1)I am just not sure of the purpose of deps
Aren’t promises just callbacks?
I’ve been developing JavaScript for a few years and I don’t understand the fuss about promises at all. It seems like all I do is change: Which I could use a library like async for anyway, with something like: Which is more code and less readable. I didn’t gain anything here, it’s not suddenly magically ‘flat’ either. Not to mention