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How to get rspec-2 to give the full trace associated with a test failure?
Right now if I run my test suite using rake spec I get an error:
6 Answers
6
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In R, how to get an object's name after it is sent to a function?
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R 3.6 update. There is now a little bit of a change to the behavior but it is still not fixed. print(test) produces test while test on the command line produces x (not test as you want). All these have the same behavior. print.foo=function(x){ prin...
Volatile Vs Atomic [duplicate]
...ore value is undefined at that point as well! To explain this you need to know a bit about Java memory management (which can be complex), in short: Threads may create local copies of variables, and the JVM can reorder code to optimize it, therefore there is no guarantee that the above code is run in...
Throwing the fattest people off of an overloaded airplane.
... = myHeap.RemoveFirst();
totalWeight -= oldPass.Weight;
}
// The heap now contains the passengers who will be thrown overboard.
According to the standard references, running time should be proportional to n log k, where n is the number of passengers and k is the maximum number of items on the...
How to send commands when opening a tmux session inside another tmux session?
...nce) the “inner” tmux instance. It captures the C-b as its prefix key. Now your next keystroke will be passed through the outer tmux instance and captured by the inner one to trigger a binding.
To trigger the c binding (new-window) in a second-level instance of tmux, you would type C-b C-b c. F...
'await' works, but calling task.Result hangs/deadlocks
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changing to async Task worked, now I need to read the contents of your links a couple of times, ty sir.
– Johan Larsson
Jun 22 '13 at 9:13
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What does Html.HiddenFor do?
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public string Value { get; set; }
public int Id { get; set; }
}
Now you want the edit page to store the ID but have it not be seen:
<% using(Html.BeginForm() { %>
<%= Html.HiddenFor(model.Id) %><br />
<%= Html.TextBoxFor(model.Value) %>
<% } %>
Thi...
Search for “does-not-contain” on a DataFrame in pandas
...word myword NaN
1 myword NaN myword
2 myword myword NaN
Now running the command:
~df["second"].str.contains(word)
I get the following error:
TypeError: bad operand type for unary ~: 'float'
I got rid of the NULL values using dropna() or fillna() first and retried the command...
Why does dividing two int not yield the right value when assigned to double?
...s to prevent data loss).
After the upcast, a will wind up as a double and now you have division between two doubles. This will create the desired division and assignment.
AGAIN, please note that this is language specific (and can even be compiler specific), however almost all languages (certainly...
Stubbing a class method with Sinon.js
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The top answer is deprecated. You should now use:
sinon.stub(YourClass.prototype, 'myMethod').callsFake(() => {
return {}
})
Or for static methods:
sinon.stub(YourClass, 'myStaticMethod').callsFake(() => {
return {}
})
Or for simple cases just us...