大约有 45,000 项符合查询结果（耗时：0.0548秒） [XML]
Properly close mongoose's connection once you're done
I'm using mongoose in a script that is not meant to run continuously, and I'm facing what seems to be a very simple issue yet I can't find an answer; simply put once I make a call to any mongoose function that sends requests to mongodb my nodejs instance never stops and I have to kill it manually wi...
iOS Safari – How to disable overscroll but allow scrollable divs to scroll normally?
I'm working on an iPad-based web app, and need to prevent overscrolling so that it seems less like a web page. I'm currently using this to freeze the viewport and disable overscroll:
...
Navigation drawer - disable swipe
...ED);
to lock your DrawerLayout so it won't be able to open with gestures. And unlock it with:
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
Here you can find more info about DrawerLayout: Android API - DrawerLayout
...
How to fallback to local stylesheet (not script) if CDN fails
I am linking to the jQuery Mobile stylesheet on a CDN and would like to fall back to my local version of the stylesheet if the CDN fails. For scripts the solution is well known:
...
Django - Difference between import django.conf.settings and import settings
...ings file. django.conf.settings abstracts the concepts of default settings and site-specific settings; it presents a single interface. It also decouples the code that uses settings from the location of your settings.
UPDATE: if you want to define some own settings, see this part of the documentati...
How to convert index of a pandas dataframe into a column?
...26 C 2 0.0139
2016-02-27 A 2 0.5577
2016-02-28 C 6 0.0303
and you want to convert the 1st (tick) and 3rd (obs) levels in the index into columns, you would do:
>>> df.reset_index(level=['tick', 'obs'])
tick obs val
tag
C 2016-02-26 ...
How to run test cases in a specified file?
...
There are two ways. The easy one is to use the -run flag and provide a pattern matching names of the tests you want to run.
Example:
$ go test -run NameOfTest
See the docs for more info.
The other way is to name the specific file, containing the tests you want to run:
$ go te...
Get name of current class?
...at class creation time (conceptually at the very end of the class: block), and can manipulate the class being created. I haven't tested this:
class InputAssigningMetaclass(type):
def __new__(cls, name, bases, attrs):
cls.input = get_input(name)
return super(MyType, cls).__new__...
getApplicationContext(), getBaseContext(), getApplication(), getParent()
...pplicationContext() Application context is associated with the Application and will always be the same throughout the life cycle.
getBasecontext() should not be used, just use Context instead of it which is associated with the activity and can be destroyed when the activity is destroyed.
...
How to stop mongo DB in one command
...
Starting and Stopping MongoDB is covered in the MongoDB manual. It explains the various options of stopping MongoDB through the shell, cli, drivers etc. It also details the risks of incorrectly stopping MongoDB (such as data corruptio...