I understand Promises to exist in one of three states: A Promise can either be pending (unresolved), fulfilled (resolved successfully) or rejected (resolved unsuccessfully). Reading through the A+ Promise Spec and MDN’s documentation, I am confused that they both acknowledge the fulfilled and rejected s…
Author: admin@master
KeyboardEvent.keyCode deprecated. What does this mean in practice?
According to MDN, we should most definitely not be using the .keyCode property. It is deprecated: https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/keyCode On W3 school, this fact is played down and there is only a side note saying that .keyCode is provided for compatibility only and that the lat…
How do I make a jQuery click event revert to what it otherwise would’ve been?
I have a click event that is on elements that by default have click events (<img>s, <a>s, etc.). What I want it to do at the end of the success callback is remove the click event I had attached in the first place, so that it falls back to what it otherwise would’ve been. How do I do this? An…
How do I use the Spacing Utility Classes in Bootstrap
In this article I saw Bootstrap 4 Spacing Utility Classes, and he uses m-b-lg in className. But when I use it on meteorjs with react nothing happens. Am I missing something or missing a plugin? Answer Refer to the Spacing (Bootstrap v4 alpha) documentation. The classes are named using the format: {property}-{…
How to use border radius only for 1 corner (react-native)?
How to use border radius in React Native only for 1 corner? I have a modal window As you can see bottom corners not rounded, it happens when I used backgroundColor for buttons. I was trying to set overflow hidden to modal wrapper and it didn’t help me. Now I want to use border radius to buttons (only fo…
React-Redux: Should all component states be kept in Redux Store
Say I have a simple toggle: When I click the button, the Color component changes between red and blue I might achieve this result by doing something like this. index.js container.js action_creator.js reducer.js but this is a hell of a lot of code to write for something that I could have achieved in 5 seconds …
Detect sound is ended in THREE.PositionalAudio?
I want to detect when sounds is ending, but all examples that i found not working. Live example: http://codepen.io/anon/pen/wMRoWQ Answer Three.Audio is wrapper around a buffer source audio object. https://github.com/mrdoob/three.js/blob/ddab1fda4fd1e21babf65aa454fc0fe15bfabc33/src/audio/Audio.js#L12 It looks…
Deselect all selected rows in DataTables
I’m using jQuery Datatables plugin (v 1.10) I am using the select feature and can highlight/select rows fine. I’m also using paging. I can page through the tables and select on multiple pages. I tried to create a button to clear selected rows, but it only clears rows selected on the current page. …
How to pass parameter to a promise function
this might seem a silly question but I am a newbie in this topic. I am working on promises on node js. And I want to pass parameter to a promise function. However I could not figure it out. and the function is something like Answer Wrap your Promise inside a function or it will start to do its job
Retrieve naturalWidth of updated image src
I am using jQuery in Rails4 to update the src attribute of an image. I am also using paperclip for image uploading. The flow: when I click the image in the first time, it returns the thumb width(140px). However, the subsequent clicks return the natural width of the original image(1200px). Is it possible to ge…