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用Javascript获取页面元素的位置（全） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，就代表了网页的大小。
function getViewport(){
if (document.compatMode == "BackCompat"){
return {
width: document.body.clientWidth,
height: document.body.clientHeight
}
} e...
How to remove trailing whitespace of all files recursively?
... use [[:blank:]] to remove both tabs and spaces.
– Leif Gruenwoldt
Mar 13 '12 at 15:32
21
In Moun...
Redefine tab as 4 spaces
... for you:
For tab characters that appear 4-spaces-wide:
set tabstop=4
If you're using actual tab character in your source code you probably also want these settings (these are actually the defaults, but you may want to set them defensively):
set softtabstop=0 noexpandtab
Finally, if you want...
Prevent Caching in ASP.NET MVC for specific actions using an attribute
...ute on the class of the base class that you inherit your controllers from (if you have one) like we have here:
[NoCache]
public class ControllerBase : Controller, IControllerBase
You can also decorate some of the actions with this attribute if you need them to be non-cacheable, instead of decorat...
What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?
...y number would be equally "good". So, no.
Seeding Strategies
There are differences in the default-seeding schema between different versions and implementation of the JRE.
public Random() { this(System.currentTimeMillis()); }
public Random() { this(++seedUniquifier + System.nanoTime()); }...
Regular expression to match standard 10 digit phone number
...123-456-7890
(123) 456-7890
123 456 7890
123.456.7890
+91 (123) 456-7890
If you do not want a match on non-US numbers use
^(\+0?1\s)?\(?\d{3}\)?[\s.-]\d{3}[\s.-]\d{4}$
Update :
As noticed by user Simon Weaver below, if you are also interested in matching on unformatted numbers just make the sep...
'str' object does not support item assignment in Python
...
Then if I would to read the characters from the string and copy them some where, then how can I do that?
– Rasmi Ranjan Nayak
May 17 '12 at 7:21
...
RESTful call in Java
...
If you are calling a RESTful service from a Service Provider (e.g Facebook, Twitter), you can do it with any flavour of your choice:
If you don't want to use external libraries, you can use java.net.HttpURLConnection or java...
Distinct by property of class with LINQ [duplicate]
...@Nani generally speaking you're right, but since a group will only created if there is a matching element in the collection, there will be at least one element per group. --> First() is totally okay in this usecase.
– Maximilian Ast
Sep 16 '18 at 19:07
...
Choosing Mobile Web HTML5 Framework [closed]
...mpletely JavaScript, GPL not for use on commercial sites without a license
If you are building a complex enterprise application with a lot of visual interactions, I would strongly recommend Sencha Touch, it is heavily documented, with a strong professional team providing support.
M-Project:
MIT li...