All Questions
Tagged with reactjs javascript
207,541
questions
27
votes
3
answers
10k
views
How to make React and Meteor fit together
I don't know if it's more a React or Meteor concern, maybe both, but I am currently building a web app with these two frameworks and I am facing a programmer issue. I am not a Javascript developer but ...
- 673
54
votes
4
answers
21k
views
React: Keyboard Event Handlers All 'Null'
I'm unable to get any of the React SyntheticKeyboardEvent handlers to register anything except null for the event properties.
I've isolated the component in a fiddle and am getting the same result as ...
- 24.8k
0
votes
1
answer
3k
views
How to render ReactJS component from outside of JS class it's defined in and/or with dynamic id element name?
If I defined a ReactJS class in say dialog.js:
var divStyle = {
padding: '15px',
paddingBottom: '12px'
};
var Dialog = React.createClass({
render: function() {
return (
<div style={...
- 696
0
votes
1
answer
422
views
Is there any required div wrapper inside a React component
I create a menu using React JS:
var Dropdown = React.createClass({
render: function() {
return (
<Title />
<OptionsDropdown />
);
}
});
where Title and ...
- 973
88
votes
4
answers
73k
views
Is it possible to use React without rendering HTML?
I was wondering if it's possible to use React for doing logic and sending data back to a javascript function, without rendering any html. The component I'm thinking of is something that you pass some ...
- 5,384
5
votes
1
answer
367
views
Managing subcomponents that are not in DOM subtree
Consider a component which needs to manage subcomponents that are not children in its own DOM tree, but must be added to the top-level document.
A typical example would be an autocompletion field ...
- 3,306
15
votes
1
answer
17k
views
How to show/hide ReactJS components
Trying to learn ReactJS.. but what confuses me is the rendering of the component. Every example I've seen defines a React component class and at the end has something like:
React.renderComponent(
&...
- 696
18
votes
3
answers
47k
views
What's the proper way of binding touchstart on React JS?
I am learning React JS and as of now I cannot find any example on the source code, tests or on the official docs. On the docs the touchStart event is said to be supported but handleTouchStart does not ...
- 787
15
votes
2
answers
5k
views
structure of a Backbone and React single page app
I've been using backbone.js for most of my frontend JavaScript projects so far, but after hearing about Facebook's react.js I got interested and started poking around.
I'm wondering whether or not I'...
- 18.7k
5
votes
2
answers
866
views
How to easily pass data from child to root in reactjs?
I have a comment box like this:
I have bound all actions to CommentBox component, there is a decComment action to handle Delete event in each comment.
Everytime when i click the delete button in ...
- 634
-2
votes
1
answer
302
views
Should I filter my data before calling setProps on Reactjs?
Is it faster if I filter my data before calling setProps (or setState) for Reactjs?
var component = React.renderComponent(
<MainApp />,
document.getElementById("container")
);
var data = {
...
- 45
4
votes
1
answer
8k
views
Use setState or setProps is more efficient for Reactjs?
I'm using ReactJS (by facebook) and I have the option of calling setState or setProps, but don't know which is more efficient performance-wise.
(Don't take my code on face value. This is just a ...
- 45
222
votes
13
answers
102k
views
What is Virtual DOM?
Recently, I looked at Facebook's React framework. It uses a concept called "the Virtual DOM," which I didn't really understand.
What is the Virtual DOM? What are the advantages?
- 91.3k
28
votes
4
answers
10k
views
Is there any proper way to integrate d3.js graphics into Facebook React application?
Yes, I know there is react-art, but it seems to be broken.
The problem is that d3.js is all about mutating the browser DOM, and using it directly, say inside componentDidMount method, will not work ...
- 1,227
1
vote
0
answers
1k
views
React.js: Sortable component
I used a SmartSortable snippet by Pete Hunt from React.js Google Group that intergates jQuery UI sortable with React.
Unfortunately, after using it, editing input fields makes the text cursor to just ...
- 15.1k