大约有 3,400 项符合查询结果（耗时：0.0232秒） [XML]
How can I reverse a NSArray in Objective-C?
...
For obtaining a reversed copy of an array, look at danielpunkass' solution using reverseObjectEnumerator.
For reversing a mutable array, you can add the following category to your code:
@implementation NSMutableArray (Reverse)
- ...
How to disable phone number linking in Mobile Safari?
Safari on iPhone automatically creates links for strings of digits that appear to the telephone numbers. I am writing a web page containing an IP address, and Safari is turning that into a phone number link. Is it possible to disable this behavior for a whole page or an element on a page?
...
Redefine tab as 4 spaces
...ated by pressing the tab key, which would result in the file literally containing (up to) 4 space characters for each "tab" you type?
Depending on your answer, one of the following sets of
settings should work for you:
For tab characters that appear 4-spaces-wide:
set tabstop=4
If you're using...
What does %~dp0 mean, and how does it work?
... - expands %I to a file extension only
%~sI - expanded path contains short names only
%~aI - expands %I to file attributes of file
%~tI - expands %I to date/time of file
%~zI - expands %I to size of file
%~$PATH:I - searches the directories listed in the PATH
...
npm not working - “read ECONNRESET”
...ured. Strangely enough, mine did come with a proxy defined, pointing to an IP and port 3128. Removing the proxy did the trick.
share
|
improve this answer
|
follow
...
Hidden features of Python [closed]
...
Chaining comparison operators:
>>> x = 5
>>> 1 < x < 10
True
>>> 10 < x < 20
False
>>> x < 10 < x*10 < 100
True
>>> 10 > x <= 9
True
>>> 5 == x ...
foreach vs someList.ForEach(){}
There are apparently many ways to iterate over a collection. Curious if there are any differences, or why you'd use one way over the other.
...
Find region from within an EC2 instance
...y AWS's backends. It will not work anywhere else (essentially because that IP is an APIPA). Also there is no way to get this information directly from inside the instance without connecting to a metadata source. This assumes that the 169.254.169.254 API is available, and your script should handle ne...
Can't access RabbitMQ web management interface after fresh install
... case after installing with Chocolatety on Windows 10. The installation script said the management plugin was enabled, but in reality, no plugins were enabled.
– Eris
Jun 20 '16 at 21:43
...
How to check a checkbox in capybara?
...
It's better not to create multiple elements with the same id, so that (and not only for that) you can easily check/uncheck a checkbox with elegant
check 'cityID'
uncheck 'cityID'
If one can not avoid multiple elements with the same id and still needs t...