大约有 9,000 项符合查询结果（耗时：0.0339秒） [XML]
Pandas: Setting no. of max rows
...ontext manager for options, which temporarily sets the options inside of a block of code. Pass in the option name as a string followed by the value you want it to be. You may pass in any number of options in the same line:
with pd.option_context('display.max_rows', 100, 'display.max_columns', 10):
...
When to use Tornado, when to use Twisted / Cyclone / GEvent / other [closed]
...onous networking library, originally developed at FriendFeed. By using non-blocking network I/O, Tornado can scale to tens of thousands of open connections, making it ideal for long polling, WebSockets, and other applications that require a long-lived connection to each user". Tornado stands some wh...
Getting JavaScript object key list
...
I don't suppose Javascript is like PHP, where you can skip the first line altogether? Not that something like that is advisable to do anyway.
– Bart van Heukelom
Jun 18 '10 at 9:45
...
How to make link look like a button?
...
Using CSS:
.button {
display: block;
width: 115px;
height: 25px;
background: #4E9CAF;
padding: 10px;
text-align: center;
border-radius: 5px;
color: white;
font-weight: bold;
line-height: 25px;
}
<a class="...
jQuery How to Get Element's Margin and Padding?
... get the spacings of elements with jQuery:
/* messing vertical spaces of block level elements with jQuery in pixels */
console.clear();
var jObj = $('selector');
for(var i = 0, l = jObj.length; i < l; i++) {
//jObj.eq(i).css('display', 'block');
console.log('jQuery object:', jObj.eq(i));...
What's Pros and Cons: putting javascript in head and putting just before the body close
...peeding Up Your Web Site:
The problem caused by scripts is that
they block parallel downloads. The
HTTP/1.1 specification suggests that
browsers download no more than two
components in parallel per hostname.
If you serve your images from multiple
hostnames, you can get more than two
...
How to update column with null value
...
Now, let me clarify. Through php I am using PDO and updating through a query.
– jim
Oct 6 '10 at 8:13
1
...
Is there a good jQuery Drag-and-drop file upload plugin? [closed]
...h should be the point, try for yourself: plupload.com/example_all_runtimes.php
– Erik Johansson
Nov 3 '11 at 9:46
1
...
MySQL - force not to use cache for testing speed of query
...ache in action! Worth the read. databasejournal.com/features/mysql/article.php/3110171/…
– Adrian P.
Feb 20 '14 at 18:03
1
...
Super slow lag/delay on initial keyboard animation of UITextField
...low for a UITextField. Is this hack around required?
UITextField keyboard blocks runloop while loading?
http://www.iphonedevsdk.com/forum/iphone-sdk-development/12114-uitextfield-loooong-delay-when-first-tapped.html
share
...