I have the following structure for my React.js application using React Router: I want to pass some properties into the Comments component. (normally I’d do this like <Comments myprop=”value” />) What’s the easiest and right way to do so with React Router? Answer UPDATE Since new …
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jQuery slider range: apply range as a filter on table rows
For my internship I have to make a filter for a table which has to show only the rows that are between the values you give it. I used jQuery UI for the range slider and I have a normal HTML table. I cant get it to work and I’ve tried many different things. Here’s my code: The slider has
reduce function composed of map function in JavaScript
Say we have and want to reduce() it like Now, I want to compose reduce() function itself from map() function. How would you do that? What is the smartest way? Edit: In the comments and answers, many have claimed fold/reduce can compose map, in shallow level, that can be true, however, in category theory, fund…
How to use Mozilla DevNet date polyfill in JavaScript
I wish to use the date polyfill mentioned here at MDN: How do I get this into a variable? I tried: Answer Use it this way:
ECharts: How to use the resize event of the window?
Im trying the Echarts library for my graphs. I’d like to resize the plots when the window’s resize trigger is fired but I can’t find the way to do it. Thanx for your help Answer
Random color on different div’s
I have 3 div’s I want to give it a random color using javascript controlled css. Like this: The problem is that, it’s giving me the same color in every div. Any idea how can i solve this, I want to do it pure javascript and css no jquery if possible. Im still learning javascript. Thank you.. Answe…
Add ID to the preview div in Dropzone.js
I’m trying to add an id attribute to each file uploaded in Dropzone.js, So I can sort it later on. This is my code: The line Should add the id, but it does nothing. Tried it with prop() too. If I choose a different element, it does work fine. for example, this works for .dz-details But I cannot seem to
html2canvas not capturing image
html2canvas.js not capturing image. it leaves white space where the image occurs. I have tried a lot but i cannot find solution . Help is appreciated 🙂 Answer It works, when I host it in the server. The security restrictions causes it to fail.
Stop Div scrolling to the top at Page Refresh using Jquery
I have two pages with the same css class and the same id, but since they are on different pages, the id is the separator. Page 1) Got a Div being refreshed every 5 seconds. The div has scrolling set to scroll so that user can scroll, but when the refresh happens the div scrolling goes back to the top.
How to check if an object is a Promise?
Whether it’s an ES6 Promise or a Bluebird Promise, Q Promise, etc. How do I test to see if a given object is a Promise? Answer How a promise library decides If it has a .then function – that’s the only standard promise libraries use. The Promises/A+ specification has a notion called thenable…