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How do I test a file upload in rails?
...responsible for accepting JSON files and then processing the JSON files to do some user maintenance for our application. In user testing the file upload and processing works, but of course I would like to automate the process of testing the user maintenance in our testing. How can I upload a file to...
How can you do anything useful without mutable state?
...e
characters, who tend to move around
constantly. How can you possibly do
anything useful without keeping track
of changing values?
If you're interested, here's a series of articles which describe game programming with Erlang.
You probably won't like this answer, but you won't get functio...
Strengths of Shell Scripting compared to Python [closed]
...mes but was driven away by the syntax. Then I found Python and was able to do most of the things a shell script can do in Python. I am now not sure whether I should invest my time in learning shell scripting anymore. So I want to ask:
...
Java Class.cast() vs. cast operator
...ass.cast(Object) to avoid warnings in "generics land". I often see methods doing things like this:
@SuppressWarnings("unchecked")
<T> T doSomething() {
Object o;
// snip
return (T) o;
}
It's often best to replace it by:
<T> T doSomething(Class<T> cls) {
Object o...
How to write the Fibonacci Sequence?
...ys = First 20 Fibonacci numbers). I thought I had a sure-fire code. I also do not see why this is happening.
45 Answers
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How do I convert an HttpRequestBase into an HttpRequest object?
...
Embarassingly, I also thought of this and it doesn't work. The HttpContext is the MVC context .. so there is no 'Current' property exposed on it. I'm not sure how to get access to 'oldschool' HttpContext.Current ... ???
– Pure.Krome
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How do you design object oriented projects? [closed]
...
This is indeed a useful technique, especially when you do not have a real handle on the problem domain. However it rarely produces an optimal architecture.
– NomeN
Jul 17 '09 at 13:39
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How do I parse JSON with Ruby on Rails? [duplicate]
...e string
Rails should automagically load the json module for you, so you don't need to add require 'json'.
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How do you remove an invalid remote branch reference from Git?
...gt;".
With --dry-run option, report what branches will be pruned, but do no actually prune them.
However, it appears these should have been cleaned up earlier with
git remote rm public
rm
Remove the remote named <name>. All remote tracking branches and configuration setting...
What is the “right” way to iterate through an array in Ruby?
... this seems obviously right to me), and to iterate through either you just do
12 Answers
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