大约有 47,000 项符合查询结果(耗时:0.0614秒) [XML]
Always pass weak reference of self into block in ARC?
...am a little confused about block usage in Objective-C. I currently use ARC and I have quite a lot of blocks in my app, currently always referring to self instead of its weak reference. May that be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, sho...
Match linebreaks - \n or \r\n?
...
Gonna answer in opposite direction.
2) For a full explanation about \r and \n I have to refer to this question, which is far more complete than I will post here: Difference between \n and \r?
Long story short, Linux uses \n for a new-line, Windows \r\n and old Macs \r. So there are multiple way...
How can I distribute python programs?
...th distutils. It's made both for distributing library type python modules, and python applications, although I don't know how it works on Windows. You would on Windows have to install Python separately if you use distutils, in any case.
I'd probably recommend that you distribute it with disutils fo...
Iterating each character in a string using Python
...for loop construct,
for example, open("file.txt") returns a file object (and opens the file), iterating over it iterates over lines in that file
with open(filename) as f:
for line in f:
# do something with line
If that seems like magic, well it kinda is, but the idea behind it is re...
Installing a dependency with Bower from URL and specify version
...
This is a Git endpoint, and specifying the versioning works. If you specify for example a Javascript file directly, this does not work
– Edmondo1984
Oct 14 '13 at 4:51
...
Partial Commits with Subversion
...ase I made two independent changes in one file: eg. added a new method and changed another method.
11 Answers
...
How to use a WSDL
...ice. They sent me the WSDL file.
What should I do to add it to my website and start using it as the proxy.
( If I put it on a Virtual Directory it can be discovered, but does it grant me the connection with the real web service?)
...
Why can't C++ be parsed with a LR(1) parser?
I was reading about parsers and parser generators and found this statement in wikipedia's LR parsing -page:
6 Answers
...
Why do some claim that Java's implementation of generics is bad?
...gie - in .NET a List<byte> really is backed by a byte[] for example, and no boxing is required)
Syntax for calling generic methods sucks (IMO)
Syntax for constraints can get confusing
Wildcarding is generally confusing
Various restrictions due to the above - casting etc
Good:
Wildcarding a...
Why do we use __init__ in Python classes?
I am having trouble understanding the Initialization of classes.
8 Answers
8
...