大约有 5,475 项符合查询结果（耗时：0.0256秒） [XML]
What do querySelectorAll and getElementsBy* methods return?
...t');
for(var i = 0; i < elems.length; i++) {
elems[i].style.size = '100px';
}
If you prefer something shorter, consider using jQuery:
$('.myElement').css('size', '100px');
share
|
improve...
Can't connect to MySQL server error 111 [closed]
I installed mysql server on linux box IP = 192.168.1.100 but when i try to connect to this IP it alway error(111). but use localhost and 127.0.0.1 is OK.
...
Make a DIV fill an entire table cell
...atibility mode, and Chrome (not tested elsewhere):
<table style="width:100px"> <!-- Not actually necessary; just makes the example text shorter -->
<tr><td>test</td><td>test</td></tr>
<tr>
<td style="padding:0;">
<d...
Using jquery to get element's position relative to viewport
...() {
res = visibility($('#block'));
$('#x').text(Math.round(res[0] * 100) + '%');
$('#y').text(Math.round(res[1] * 100) + '%');
}, 100);
#block { width: 100px; height: 100px; border: 1px solid red; background: yellow; top: 50%; left: 50%; position: relative;
} #container { background: #E...
How to use timeit module
... random
random.seed('slartibartfast')
s = [random.random() for i in range(1000)]
timsort = list.sort
'''
>>> print min(timeit.Timer('a=s[:]; timsort(a)', setup=setup).repeat(7, 1000))
0.334147930145
Note that the series of statements makes a fresh copy of the unsorted data on every pass...
How to scroll the window using JQuery $.scrollTo() function
I'm trying to scroll down 100px every time the user gets near the top of the document.
6 Answers
...
Redis 的性能幻想与残酷现实 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...超过一个 MTU （以太网下大约 1500 bytes），那么对于 10、100、1000 bytes 不同包大小的处理吞吐能力实际结果差不多。关于吞吐量与数据大小的关系可见下面官方网站提供的示意图。
验证
基于我们真实的使用场景，我们搭建了性...
Image inside div has extra space below the image
...;
}
#block img{
display:block;
}
div {border: 1px solid red;width:100px;}
img {width:100px;}
<p>No fix:</p>
<div><img src="http://i.imgur.com/RECDV24.jpg" /></div>
<p>With vertical-align:bottom; on image:</p>
<div id="vAlign"><img sr...
How to connect to my http://localhost web server from Android Emulator
...or the emulator "Nox App Player". Here is how I figured out it was 172.17.100.2.
Installed Android Terminal Emulator from the app store
Issue ip link show command to show all network interfaces. Of particular interest was the eth1 interface
Issue ifconfig eth1 command, shows net as 172.17.100.15...
How to vertically center a container in Bootstrap?
...gt;
...
</div>
</div>
.vertical-center {
min-height: 100%; /* Fallback for browsers do NOT support vh unit */
min-height: 100vh; /* These two lines are counted as one :-) */
display: flex;
align-items: center;
}
Important notes (Considered in the demo):
A perc...