I’m collecting a lot of data from an API with an async function that cycles through a lot of data with a loop, I’m making about 100 requests and it takes around 8 seconds. Are there any methods I can try to use, to speed up my script? Answer Instead of for loops with await inside, which runs in se…
Tag: javascript
How to get a Waveform Music Player with Angular/Typescript
My goal is to set up a simple music player in my angular 8 project, that displays the inserted music in static wave form, similar to soundclouds player: According to my search, this can be done with either: Peaks JS: https://medium.com/better-programming/peaks-js-interact-with-audio-waveforms-b7cb5bd3939a Amp…
solving recaptcha without a form submit/ button click ( uses callback )
im trying to solve a recaptcha from a website im trying to scrape usually the way it works is , captcha is inside a form , i’ll send the captcha data to a solving captcha api (im using DBC) , they return a token i put the token inside captcha input (#g-recaptcha-response) and even tho the green check do…
Implementing Lodash Invert
I’m working on a challenge that requires me to implement the .invert() method myself. Below is my solution but the expected outcome doesn’t match with the actual outcome returned. Please see the second block below. Implemented .invert() method: Tested with below code: And I expected to see below i…
Multilevel Dropdown Bootstrap 4, Chevron icon Rotate downward on mobile device Only
I’m using bootstrap 4 for my recent project, I need to change multi-level dropdown menu chevron icon rotate on a mobile device only when tapping on parent link, below the code of multi-level dropdown menu, Thanks I use bootstrap 4 for a project, by default dropdown menu not change chevron icon rotation,…
How to disable a vuejs router-link?
I have a single-page app that i’ve created using vue, and the nav links are all done using router-link tags. There are a couple of items in the nav that my boss wants to have in the nav but disabled so that people can get a glimpse of some features that will be coming soon. However I can’t figure …
Get user input through Node.js console
I have just started using Node.js, and I don’t know how to get user input. I am looking for the JavaScript counterpart of the python function input() or the C function gets. Thanks. Answer There are 3 options you could use. I will walk you through these examples: (Option 1) prompt-sync: In my opinion, i…
How to execute a function when all components are mounted
I’m using VueJS with the Vue Router and a js uniform module to modify form elements like select, checkboxes, etc to wrap these elements in a new element to improve the way we can style them. How can I efficiently execute this module after I changed route and my components are mounted? I could manually i…
Server-Sent Events in Flask work locally but not on production (linode)
I’m trying to get a progress bar to work in Flask. I use a Server Sent Events for that. When I run it in local development server, then everything works well and I can see in the browser real time added numbers in /progress window and progress bar works no problems. But if I run it in Linux server (Lino…
Can I get the include path of the js file – within the js file?
Is it possible for a js function to figure out the file path of its code ? At runtime. Ex. <html><head><script src=”/js/version-3.2.1/myfile.js” /><head>…</html> /js/version-3.2.1/myfile.js Answer You can use document.currentScript: The Document.currentScript pr…