大约有 2,317 项符合查询结果（耗时：0.0233秒） [XML]
Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
So, a colleague introduced me to the publish/subscribe pattern (in JS/jQuery), but I'm having a hard time getting to grips with why one would use this pattern over 'normal' JavaScript/jQuery.
...
How can I delete a query string parameter in JavaScript?
Is there better way to delete a parameter from a query string in a URL string in standard JavaScript other than by using a regular expression?
...
Get Folder Size from Windows Command Line
...
This is the most elegant solution if you don't require an integer return value. Note: the '/a' switch will include hidden and system files in the total size.
– Oran D. Lord
Nov 10 '16 at 18:09
...
Check if all elements in a list are identical
...
General method:
def checkEqual1(iterator):
iterator = iter(iterator)
try:
first = next(iterator)
except StopIteration:
return True
return all(first == rest for rest in iterator)
One-liner:
def checkEqual2(iterator):
...
Can I split an already split hunk with git?
...ill be opened up after pressing e then you'll be fine. In the case you've quoted, you would want to replace the - with a space at the beginning of these lines:
-
-form.table-form #field_teacher + label,
-form.table-form #field_producer_distributor + label {
... and delete the the following line,...
Should I put the Google Analytics JS in the or at the end of ?
...(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','https://www.google-analytics.com/analytic...
Check if a JavaScript string is a URL
...
A related question with an answer:
Javascript regex URL matching
Or this Regexp from Devshed:
function validURL(str) {
var pattern = new RegExp('^(https?:\\/\\/)?'+ // protocol
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|...
How to normalize a path in PowerShell?
...ination of pwd, Join-Path and [System.IO.Path]::GetFullPath to get a fully qualified expanded path.
Since cd (Set-Location) doesn't change the process current working directory, simply passing a relative file name to a .NET API that doesn't understand PowerShell context, can have unintended side-ef...
Elegant way to invert a map in Scala
...
Assuming values are unique, this works:
(Map() ++ origMap.map(_.swap))
On Scala 2.8, however, it's easier:
origMap.map(_.swap)
Being able to do that is part of the reason why Scala 2.8 has a new collection library.
...
How does this print “hello world”?
... | 01111
p | 112 | 1110000 | 10000
q | 113 | 1110001 | 10001
r | 114 | 1110010 | 10010
s | 115 | 1110011 | 10011
t | 116 | 1110100 | 10100
u | ...