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undefined method `source_index' for Gem:Module (NoMethodError)

I'm running a Rails 2.3.5 application and upon running script/server I am shown the following: 5 Answers ...
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How exactly do Django content types work?

...en models. Blah blah, let's dive into some code and see what I mean. # ourapp.models from django.conf import settings from django.db import models # Assign the User model in case it has been "swapped" User = settings.AUTH_USER_MODEL # Create your models here class Post(models.Model): author = m...
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Why is require_once so bad to use?

...xtra work being done there but enough to detriment the speed of the whole app? ... I really doubt it... Not unless you're on really old hardware or doing it a lot. If you are doing thousands of *_once, you could do the work yourself in a lighter fashion. For simple apps, just making sure you've o...
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Setting Corner Radius on UIImageView not working

...e layer property of UIView to round the corners of multiple elements in my app. However, this one UIImageView is simply not complying. Not sure what I am missing. ...
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Return HTTP status code 201 in flask

...sk import Response > return Response("{'a':'b'}", status=201, mimetype='application/json') share | improve this answer | follow | ...
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How can I add (simple) tracing in C#? [closed]

I want to introduce some tracing to a C# application I am writing. Sadly, I can never really remember how it works and would like a tutorial with reference qualities to check up on every now and then. It should include: ...
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Executing command line programs from within python [duplicate]

I'm building a web application that will is going to manipulate (pad, mix, merge etc) sound files and I've found that sox does exactly what I want. Sox is a linux command line program and I'm feeling a little uncomfortable with having the python web app starting new sox processes on my server on a...
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Good beginners tutorial to socket.io? [closed]

...hat the server side link in turn links to github.com/learnboost/socket.io, apparently the repository name has been changed. This also appears to be the same site as the client side link already, perhaps they merged the two? – trevorKirkby Jan 10 '14 at 22:26 ...
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How to programmatically turn off WiFi on Android device? [duplicate]

... after pressing the "Turn off the Screen" button. There is a need for this app for my tablet because sometimes I just forget to turn off the WiFi and this discharges the battery very fast. It lives 10x+ times less than I would without WiFi. Is there any solution available as .apk? Can I track when ...
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How to run a process with a timeout in Bash? [duplicate]

...t boiler-plate code and create your own portable timeout script or small C app that does the same thing. share | improve this answer | follow | ...