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Using socket.io in Express 4 and express-generator's /bin/www
...by defining module.exports as a function which accepts io as a parameter.
index.js
module.exports = function(io) {
var app = require('express');
var router = app.Router();
io.on('connection', function(socket) {
(...)
});
return router;
}
Then, pass io into the mod...
Paging UICollectionView by cells, not screen
...f.articles.count - 1;
}
[self.articlesCollectionView scrollToItemAtIndexPath:[NSIndexPath indexPathForRow:cellToSwipe inSection:0] atScrollPosition:UICollectionViewScrollPositionLeft animated:YES];
}
share
...
Pandas percentage of total with groupby
...
@dhardy state_office is a Series with a Multi Index -- so it's just one column whose values are all numeric. After you do the groupby, each x is a subset of that column. Does that make sense?
– exp1orer
Feb 8 '15 at 15:22
...
Can I set background image and opacity in the same property?
...e probably not going to be picking out many details, so you can convert to Indexed-PNG. I actually use this on my own website, and it squashes a 1920x1080 background image to just under 250kb in size.
– Niet the Dark Absol
Jul 2 '17 at 9:50
...
程序员才能听得懂的笑话 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...这个论坛的人都吵起来,我今晚就跟你走. 某软件工程师:PHP是最好的语言! 某论坛炸锅了,各种吵架... 某女:服了你了,我们走吧 你想干啥都行. 某软件工程师:今天不行,我一定要说服他们,PHP必须是最好的语言 某女：....
50、《c++程...
What's the simplest way to list conflicted files in Git?
...flict markers including line numbers.
For example:
> git diff --check
index-localhost.html:85: leftover conflict marker
index-localhost.html:87: leftover conflict marker
index-localhost.html:89: leftover conflict marker
index.html:85: leftover conflict marker
index.html:87: leftover conflict ma...
Are there pronounceable names for common Haskell operators? [closed]
...s " " [whitespace])
. pipe to a . b: "b pipe-to a"
!! index
! index / strict a ! b: "a index b", foo !x: foo strict x
<|> or / alternative expr <|> term: "expr or term"
++ concat / plus / append
[] empty list
: cons
:: of type / as ...
How to filter a dictionary according to an arbitrary condition function?
...
@Datanovice I'm sure one could. One could also open a new question with sufficient detail to get a more useful answer ;)
– Thomas
May 2 '18 at 14:09
1
...
Is it possible to apply CSS to half of a character?
...s from collapsing */
}
.halfStyle:before {
display: block;
z-index: 1;
position: absolute;
top: 0;
left: 0;
width: 50%;
content: attr(data-content); /* dynamic content for the pseudo element */
overflow: hidden;
color: #f00;
}
<script src="https:...
How to split/partition a dataset into training and test datasets for, e.g., cross validation?
...ation import StratifiedKFold
skf = StratifiedKFold(y, n_folds=5)
for train_index, test_index in skf:
print("TRAIN:", train_index, "TEST:", test_index)
X_train, X_test = X[train_index], X[test_index]
y_train, y_test = y[train_index], y[test_index]
...