大约有 5,520 项符合查询结果（耗时：0.0139秒） [XML]
How to automatically crop and center an image
... the cropped dimensions.
Basic example
.center-cropped {
width: 100px;
height: 100px;
background-position: center center;
background-repeat: no-repeat;
}
<div class="center-cropped"
style="background-image: url('http://placehold.it/200x200');">
</div>
...
How to apply two CSS classes to a single element
...are in
effect.
.color
{background-color:#21B286;}
.box
{
width:"100%";
height:"100px";
font-size: 16px;
text-align:center;
line-height:1.19em;
}
.box.color
{
width:"100%";
height:"100px";
font-size:16px;
color:#000000;
text-align:center;
}
<div class="box color"&g...
“Cloning” row or column vectors
...
Upvote! On my system, for a vector with 10000 elements repeated 1000 times, the tile method is 19.5 times faster than the method in the currently accepted answer (using the multiplication-operator-method).
– Dr. Jan-Philip Gehrcke
...
How to convert number to words in java
...o string and parses String and associates it with the weight
for example
1000
1 is treated as thousand position and 1 gets mapped to "one" and thousand because of position
This is the code from the website:
English
import java.text.DecimalFormat;
public class EnglishNumberToWords {
priva...
Understanding colors on Android (six characters)
...rty to put together a list of values for you. Enjoy!
Hex Opacity Values
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75% — BF
70% — B3
65% — A6
60% — 99
55% — 8C
50% — 80
45% — 73
40% — 66
35% — 59
30% — 4D
25% — 40
20% — 33
15% — 26
10% — 1A
5% — 0D
0% ...
How to make a div 100% height of the browser window
...ke use of vh: 1vh is equal to 1% of the viewport's height. That is to say, 100vh is equal to the height of the browser window, regardless of where the element is situated in the DOM tree:
HTML
<div></div>
CSS
div {
height: 100vh;
}
This is literally all that's needed. Here is ...
How to crop an image in OpenCV using Python
...emory waste.
Suppose you load N images each is >1MP and you need only 100x100 region from the upper left corner.
Slicing:
X = []
for i in range(N):
im = imread('image_i')
X.append(im[0:100,0:100]) # This will keep all N images in the memory.
# Because t...
How to prevent scrollbar from repositioning web page?
...content of your scrollable element into a div and apply padding-left: calc(100vw - 100%);.
<body>
<div style="padding-left: calc(100vw - 100%);">
Some Content that is higher than the user's screen
</div>
</body>
The trick is that 100vw represents 100% of th...
Text Progress Bar in the Console [closed]
...essBar (iteration, total, prefix = '', suffix = '', decimals = 1, length = 100, fill = '█', printEnd = "\r"):
"""
Call in a loop to create terminal progress bar
@params:
iteration - Required : current iteration (Int)
total - Required : total iterations (Int)
...
Adding options to select with javascript
I want this javascript to create options from 12 to 100 in a select with id="mainSelect", because I do not want to create all of the option tags manually. Can you give me some pointers? Thanks
...