大约有 44,000 项符合查询结果（耗时：0.0860秒） [XML]
Why does Pycharm's inspector complain about “d = {}”?
...
@HelloGoodbye - Without knowing the problem you are trying to solve I can't express a qualified opinion, but have you considered starting with d = { 'aaa': f1(something) } then d = f2(d) then d = f3(d) etc... Or alternatively d['bbb'] = f2(d), d['ccc...
Using :before CSS pseudo element to add image to modal
...
Now (in 2017), IE 11 is the only version of IE still supported by Microsoft; so, there is not much point in worrying about IE8 compatability. Also, a CSS solution is almost always better than the jQuery solution because they...
When to use a “has_many :through” relation in Rails?
...l same as the has_many relationship
has_many :group_memberships
end
Now you can treat it like a normal has_many, but get the benefit of the association model when you need it.
Note that you can also do this with has_one.
Edit: Making it easy to add a user to a group
def add_group(group, r...
Should I hash the password before sending it to the server side?
... should be used in any authenticated session.
There is really no need to know what an original password is. All that is required is a reliable way to generate (and reliably re-generate) an authentication "key" based on the original text chosen by the user. In an ideal world this text should immed...
How can I install from a git subdirectory with pip?
... while until it gets merged to master and is distributed.
UPDATE: This is now available and documented at https://pip.readthedocs.io/en/stable/reference/pip_install/#vcs-support as follows:
For projects where setup.py is not in the root of project,
"subdirectory" component is used. Value of "...
Get current batchfile directory
...
Within your .bat file:
set mypath=%cd%
You can now use the variable %mypath% to reference the file path to the .bat file. To verify the path is correct:
@echo %mypath%
For example, a file called DIR.bat with the following contents
set mypath=%cd%
@echo %mypath%
Pause
...
Android: AsyncTask vs Service
...syncTask and Loaders but nothing about Services ? Are Services just not known very well or are they deprecated or have some bad attributes or something? What are the differences?
...
Looking for a good world map generation algorithm [closed]
...
This is a great idea. I don't know about trying to emulate tectonic plates outright but as long as each continent "owns" its own land tiles (as opposed to simply acting as a generator for a map array) and essentially sits on or acts as its own plate, it wo...
What do these words mean in Git: Repository, fork, branch, clone, track?
... moved to sbf5.com/~cduan/technical/git. The original URL still works for now.
– Eric Anderson
Jun 12 '12 at 15:19
1
...
AES Encryption for an NSString on the iPhone
...
Since you haven't posted any code, it's difficult to know exactly which problems you're encountering. However, the blog post you link to does seem to work pretty decently... aside from the extra comma in each call to CCCrypt() which caused compile errors.
A later comment on tha...