大约有 44,000 项符合查询结果（耗时：0.0591秒） [XML]
Remove all special characters, punctuation and spaces from string
...ial $#! characters spaces 888323"
>>> ''.join(e for e in string if e.isalnum())
'Specialcharactersspaces888323'
You can use str.isalnum:
S.isalnum() -> bool
Return True if all characters in S are alphanumeric
and there is at least one character in S, False otherwise.
If you ins...
Following git-flow how should you handle a hotfix of an earlier release?
If you try to follow the git-flow branching model, documented here and with tools here , how should you handle this situation:
...
Find a private field with Reflection?
...
Using the instance binding flag is only if you want to get instance methods. If you wanted to get a private static method you can use (BindingFlags.NonPublic | BindingFlags.Static)
– ksun
Dec 11 '14 at 23:12
...
Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...
This almost worked for me. If I typed a character, this worked. If I pressed the delete button, it'd delete two characters. For me, the following suggestion worked: stackoverflow.com/questions/388237/… Basically, drag'n'drop from the UITextField...
How to list out all the subviews in a uiviewcontroller in iOS?
...bviews of the view
NSArray *subviews = [view subviews];
// Return if there are no subviews
if ([subviews count] == 0) return; // COUNT CHECK LINE
for (UIView *subview in subviews) {
// Do what you want to do with the subview
NSLog(@"%@", subview);
// List ...
Staging Deleted files
...the index to match the current state of the directory as a whole (e.g. specifying dir will record not just a file dir/file1 modified in the working tree, a file dir/file2 added to the working tree, but also a file dir/file3 removed from the working tree. Note that older versions of Git used to ignor...
How to get the index of an item in a list in a single step?
...search; therefore, this method is an
O(n) operation, where n is Count.
If the item is not found, it will return -1
share
|
improve this answer
|
follow
|
...
Generate colors between red and green for a power meter?
... N steps, each step you increment X by (Y-X)/N - though it will look nicer if you move in the HSV space rather than RGB
– Paul Dixon
Sep 19 '14 at 15:44
add a comment
...
“unmappable character for encoding” warning in Java
... characters... they are parsed before doing lexical analysis. For example, if you put this comment /* c:\unit */ to your code, it will not compile anymore, because "nit" isn't correct hex number.
– Peter Štibraný
Jan 21 '09 at 11:25
...
What is the difference between localStorage, sessionStorage, session and cookies?
...tual to the situation.
In all cases, these storage mechanisms will be specific to an individual browser on an individual computer/device. Any requirement to store data on an ongoing basis across sessions will need to involve your application server side - most likely using a database, but possibly ...