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drag drop files into standard html file input
...fset().left;
var ooright = dropZone.outerWidth() + ooleft;
var ootop = dropZone.offset().top;
var oobottom = dropZone.outerHeight() + ootop;
var inputFile = dropZone.find("input");
document.getElementById(dropZoneId).addEventListener("dragover", function (e) {
e.pre...
What, exactly, is needed for “margin: 0 auto;” to work?
...
Off the top of my head:
The element must be block-level, e.g. display: block or display: table
The element must not float
The element must not have a fixed or absolute position1
Off the top of other people's heads:
The element ...
Margin-Top not working for span element?
...g? Everything is working, the only thing is that there is no margin at the top.
5 Answers
...
What is href=“#” and why is it used?
...ome-id" would go to site.com and scroll to the id on that page.
Scroll to Top:
href="#" doesn't specify an id name, but does have a corresponding location - the top of the page. Clicking an anchor with href="#" will move the scroll position to the top.
See this demo.
This is the expected behavio...
Creating a UICollectionView programmatically
...tionAtIndex section: Int) -> UIEdgeInsets {
return UIEdgeInsets(top: 5, left: 5, bottom: 5, right: 5)
}
}
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How to vertically center a div for all browsers?
...me, and Safari.
.outer {
display: table;
position: absolute;
top: 0;
left: 0;
height: 100%;
width: 100%;
}
.middle {
display: table-cell;
vertical-align: middle;
}
.inner {
margin-left: auto;
margin-right: auto;
width: 400px;
/*whatever width you want...
Common xlabel/ylabel for matplotlib subplots
...ide tick and tick label of the big axis
plt.tick_params(labelcolor='none', top=False, bottom=False, left=False, right=False)
plt.xlabel("common X")
plt.ylabel("common Y")
This results in the following (with matplotlib version 2.2.0):
...
Why can a class not be defined as protected?
...ckage or package-inheritance?I am not still clear why protected is used in top level class.If you explain with example that will be great.
– App Kart
Feb 13 '15 at 4:17
...
Oracle取前N条记录方法 Oracle实现SELECT TOP N的方法 - 爬虫/数据库 - 清...
select * from ( select * from tablexxx order by xxx desc ) where rownum <= N
oracle数据库不支持mysql中limit, top功能,但可以通过rownum来限制返回的结果集的行数,rownum并不是用户添加的字段,而是oracle系统自动添加的。
Convert nested Python dict to object?
...': {'c': 2}, 'd': ['hi', {'foo': 'bar'}]}
>>> def obj_dic(d):
top = type('new', (object,), d)
seqs = tuple, list, set, frozenset
for i, j in d.items():
if isinstance(j, dict):
setattr(top, i, obj_dic(j))
elif isinstance(j, seqs):
setattr(t...