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NSInvocation for Dummies?
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According to Apple's NSInvocation class reference:
An NSInvocation is an Objective-C message rendered static, that is, it is an action turned into an object.
And, in a little more detail:
The concept of messages is central to the o...
How do I render a partial of a different format in Rails?
...rying to generate a JSON response that includes some HTML. Thus, I have /app/views/foo/bar.json.erb :
11 Answers
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When to use MongoDB or other document oriented database systems? [closed]
...t used MongoDB in production, but I have used it a little building a test app and it is a very cool piece of kit. It seems to be very performant and either has, or will have soon, fault tolerance and auto-sharding (aka it will scale). I think Mongo might be the closest thing to a RDBMS replacement t...
What are the pros and cons of performing calculations in sql vs. in your application
...cially:
complexity of calculations (prefer doing complex crunching on an app-server, since that scales out; rather than a db server, which scales up)
volume of data (if you need to access/aggregate a lot of data, doing it at the db server will save bandwidth, and disk io if the aggregates can be d...
socket.io rooms or namespacing?
...ompartments (2 layers max), use a namespace/room combo
if your client-side app consists of different parts that (do not themselves care about compartments but) need to be separated from each other, use namespaces.
An example for the latter would be a large client app where different modules, perha...
Auto Scale TextView Text to Fit within Bounds
I'm looking for an optimal way to resize wrapping text in a TextView so that it will fit within its getHeight and getWidth bounds. I'm not simply looking for a way to wrap the text- I want to make sure it both wraps and is small enough to fit entirely on the screen.
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How can you make a custom keyboard in Android?
...able to drag it around). Is that something I can control via my keyboard app or is it handled by the android system?
– user3294126
Mar 2 '16 at 21:05
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Get IP address of visitors using Flask for Python
...addr.
Code example
from flask import request
from flask import jsonify
@app.route("/get_my_ip", methods=["GET"])
def get_my_ip():
return jsonify({'ip': request.remote_addr}), 200
For more information see the Werkzeug documentation.
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...andlers.wsgi import WSGIHandler
os.environ['DJANGO_SETTINGS_MODULE'] = 'myapp.settings'
application = WSGIHandler()
When I updated to the 1.7 style WSGI handler:
import os
from django.core.wsgi import get_wsgi_application
os.environ['DJANGO_SETTINGS_MODULE'] = 'myapp.settings'
application = ge...
How to get the python.exe location programmatically? [duplicate]
...ython interpreter so I can pass a script file to execute (from an external application).
3 Answers
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