大约有 45,000 项符合查询结果（耗时：0.0275秒） [XML]
Why are my basic Heroku apps taking two seconds to load?
I created two very simple Heroku apps to test out the service, but it's often taking several seconds to load the page when I first visit them:
...
When to use next() and return next() in Node.js
Scenario : Consider the following is the part of code from a node web app.
5 Answers
5...
Is there a naming convention for Django apps
Is there a preferred naming convention for creating a Django app consisting of more than one word? For instance, which of the following is preferred?
...
Placement of the ng-app directive (html vs body)
I recently reviewed the code for a webapp built with angular and found that it was written with the ng-app="myModule" directive placed on the <body> tag. When learning angular, I've only ever seen it used on the <html> tag, as recommended by the angular docs here , here , and in...
Django: Why do some model fields clash with each other?
..._digits=5)
animal = models.ForeignKey(
Animal, related_name="%(app_label)s_%(class)s_related")
class Meta:
abstract = True
class Height(Value):
pass
class Weigth(Value):
pass
class Length(Value):
pass
No clash here, but related_name is defined once and Djang...
Long-lasting FB access-token for server to pull FB page info
...re you are the admin of the FB page you wish to pull info from
Create a FB App (should be with the same user account that is the page admin)
Head over to the Facebook Graph API Explorer
On the top right, select the FB App you created from the "Application" drop down list
Click "Get Access Token"
Mak...
client secret in OAuth 2.0
... and there were some exploits based on this. Suggestion is not to keep the app secret in your app, there is even part in the spec that distributed apps should not use this token. Now you might ask, but XYZ requires it in order to work. In that case they are not implementing the spec properly and you...
What's the dSYM and how to use it? (iOS SDK)
...
dSYM files store the debug symbols for your app
Services like crashlytics use it to replace the symbols in the crash logs with the appropriate methods names so it will be readable and will make sense.
The benefit of using the dSYM is that you don't need to ship your ...
Can I serve multiple clients using just Flask app.run() as standalone?
...e this behaviour.
For example, you can do
if __name__ == '__main__':
app.run(threaded=True)
to handle multiple clients using threads in a way compatible with old Flask versions, or
if __name__ == '__main__':
app.run(threaded=False, processes=3)
to tell Werkzeug to spawn three processe...
What is the maximum amount of RAM an app can use?
... of memory (in Megabytes / as percentage of the total RAM) that an Android application (that is not a system app) can use?
That varies by device. getMemoryClass() on ActivityManager will give you the value for the device your code is running upon.
Are there any differences between the Android ...