I have made my custom input element (modern text input for forms) into a web component. The .js file that I made to implement it has three parts. The HTML Template: The Element’s Class Declaration: Lastly, The Method That Associates the Custom Element to a Tag Name: Question: I am worried that using <…
Tag: asynchronous
async.queue drain function won’t fire
I had an async.queue implementation on my node js app but the queue.drain function recently stopped firing at all. I suspected the issue was related to await statements I have inside task functions but I also am able to reproduce the issue using the sample on async docs This will output the following on my co…
Difference between synchronous and asynchronous functions
I have just started react-native development and came across async functions. Can someone explain a thing or two about it in layman’s terms. I have tried reading articles on it but they all tend to explain it in a very technical way which is a little confusing. I have used other languages but javaScript…
Implement for-await-of statement in RxJS
I have the following statement: client.list() returns an async iterable iterator, and expects the use of for await…of to resolve the promises. I would like to incorporate the code into an existing rxjs pipe that instantiates the client. I looked everywhere and I couldn’t figure out how to do so wi…
Race condition with multiple responses from asynchronous axios calls in a vuejs app
I am running multiple axios.get() calls in my Vue.js app. I would like to call another function after all of the fetches have received responses. How can I do this? I have read about Promise.all(). If this would help me, please advise on how to incorporate Promise.all into my code. If I add async and await to…
Are javascript’s async functions actually synchronous?
I am trying to figure out how does asynchronous code work in Javascript. Now, I understand that there is actually one single thread in JS that executes jobs in a queue, and it can only start executing the next job if the current one is completed (i.e. if all of the sync code or an async function is completed)…
Node js how to run axios.get every 2 seconds?
I am kinda of a newbie to node js, Here is what i am trying to do: i am looping through a json file full of links of our website via the map function (around 3000 links), inside the loop i am doing a axios get for each link and getting the response status code(will do other things in the
Javascript: Error in Promise implementation
I’m trying to perform async function and then console log the results with the help of Promise. I’m afraid I haven’t quite grasped the concept yet. I wanted to wait till getlinks finished performing tasks and then console log the result. But the it logs the result as empty even before the ge…
Async task manager with maximum number of concurrent “running” tasks
I am trying to implement two classes that can deal with asynchronous tasks in JavaScript: Class Task: mimics the execution of a task with setTimeout. Once the timer expires, the task is considered completed. Class TaskManager: has a capacity parameter to limit the numbers of tasks that can be executing in par…
How to upload multiple files to GoogleDrive API using for/loop (forEach)
I use the Google Drive API to upload multiple files. I faced with a problem running out of RAM while uploading multiples files. I try to use forEach (for loop) for my code to avoid uploading multiple files at the same time, but It doesn’t work the way I expected. It always loop through the entire of lis…