大约有 47,000 项符合查询结果（耗时：0.0627秒） [XML]
Disabling swap files creation in vim
...
To disable swap files from within vim, type
:set noswapfile
To disable swap files permanently, add the below to your ~/.vimrc file
set noswapfile
For more details see the Vim docs on swapfile
...
Android Fragment lifecycle over orientation changes
...Be warned though: problems will occur if you try and access Activity Views from inside the Fragment as the lifecycles will subtly change. (Getting Views from a parent Activity from a Fragment isn't easy).
share
|
...
Difference between “git add -A” and “git add .”
... <path>" now, so that
"git add dir/" will notice paths you removed from the directory and
record the removal.
In older versions of Git, "git add <path>" ignored removals.
You can say "git add --ignore-removal <path>" to
add only added or modified paths in <path>...
When and why should I use fragments in Android applications? [duplicate]
...self the following questions:
Is the lifecycle of the fragment different from the activity's lifecycle?
If the lifecycle is different, you get better handling of the lifecycle using a fragment. For example, if you want to destroy the fragment, but not the activity. Such is the case, when you hav...
Is passing 'this' in a method call accepted practice in java
...
The ONLY bad thing about using this from within a constructor is if this is passed into a method or context from which the not-yet-fully-contructed object reference is published to untrusted or unknown clients (or client code that assumes it has a view to a ful...
Reloading module giving NameError: name 'reload' is not defined
...llowing:
try:
reload # Python 2.7
except NameError:
try:
from importlib import reload # Python 3.4+
except ImportError:
from imp import reload # Python 3.0 - 3.3
share
|
...
What's causing my java.net.SocketException: Connection reset? [duplicate]
... We are unsure as to where the Connection reset error is actually coming from, and how to go about debugging.
14 Answers
...
Better way to cast object to int
...implicit conversion defined.
int.Parse()/int.TryParse() — For converting from a string of unknown format.
int.ParseExact()/int.TryParseExact() — For converting from a string in a specific format
Convert.ToInt32() — For converting an object of unknown type. It will use an explicit and implici...
is not JSON serializable
... the self.get_queryset() and replace them with dicts using model_to_dict:
from django.forms.models import model_to_dict
data = self.get_queryset()
for item in data:
item['product'] = model_to_dict(item['product'])
return HttpResponse(json.simplejson.dumps(data), mimetype="application/json")
...
Timeout on a function call
...0), the handler is called. This raises an exception that you can intercept from the regular Python code.
This module doesn't play well with threads (but then, who does?)
Note that since we raise an exception when timeout happens, it may end up caught and ignored inside the function, for example of o...