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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
...unction() {
subscribe.quit();
});
});
}
./public/index.html
<html>
<head>
<title>PubSub</title>
<script src="/socket.io/socket.io.js"></script>
<script src="/javascripts/jquery-1.4.3.min.js"></script>
</head>...
For loop for HTMLCollection elements
...inal question, you are using for/in incorrectly. In your code, key is the index. So, to get the value from the pseudo-array, you'd have to do list[key] and to get the id, you'd do list[key].id. But, you should not be doing this with for/in in the first place.
Summary (added in Dec 2018)
Do not ...
Squash the first two commits in Git? [duplicate]
...for_B>
Reset the branch pointer to the initial commit, but leaving the index and working tree intact:
git reset --soft <sha1_for_A>
Amend the initial tree using the tree from 'B':
git commit --amend
Temporarily tag this new initial commit (or you could remember the new commit sha1 manu...
Python Git Module experiences? [closed]
... i don't like that you "stage" files instead of "add" them to the index. changing names of common/important operations just seems like it would be confusing.
– underrun
Feb 5 '14 at 21:53
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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
... the first one is much much slower than La Voie's version when there is no index on the matched column (i.e. "home"). (Tested with 24k rows resulting in 13k rows)
– Thomas Tempelmann
Apr 30 '15 at 10:29
...
Express res.sendfile throwing forbidden error
...e beforehand.
var path = require('path');
res.sendFile(path.resolve('temp/index.html'));
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How to initialize an array's length in JavaScript?
..., [0, 0] ]
N-dimensional array
function NArray(...dimensions) {
var index = 0;
function NArrayRec(dims) {
var first = dims[0], next = dims.slice().splice(1);
if(dims.length > 1)
return Array(dims[0]).fill(null).map((x, i) => NArrayRec(next ));
r...
How do I remove the Devise route to sign up?
...ise_for".
devise_scope :user do
get "/users/sign_up", :to => "sites#index"
end
devise_for :users
Not sure if this is the best way but its my solution currently, as it just redirects back to the sign in page.
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How can I process each letter of text using Javascript?
...
Nope, it can't. forEach() passes the index and the array as second and third argument. I would rather not log that..
– Mr. Goferito
Aug 1 '18 at 20:39
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Convert unix time to readable date in pandas dataframe
I have a dataframe with unix times and prices in it. I want to convert the index column so that it shows in human readable dates.
...