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How to assertThat something is null with Hamcrest?
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You can use IsNull.nullValue() method:
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
assertThat(attr.getValue(), is(nullValue()));
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JavaScript REST client Library [closed]
Is there a JavaScript library which allow me to perform all the REST operation like ( GET , POST , PUT and DELETE over HTTP or HTTPS )?
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Sort a list by multiple attributes?
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A key can be a function that returns a tuple:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or you can achieve the same using itemgetter (which is faster and avoids a Python function call):
import operator
s = sorted(s, key = operator.itemgetter(1, 2))
And notice that here...
How to check if a string array contains one string in JavaScript? [duplicate]
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There is an indexOf method that all arrays have (except Internet Explorer 8 and below) that will return the index of an element in the array, or -1 if it's not in the array:
if (yourArray.indexOf("someString") > -1) {
//In the array!
} else {
//Not in the array
}
If you need to s...
Capistrano - clean up old releases
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May be worth noting that even if the find+rm command fails to remove some files the task seems to silently "succeed" when called via the after hook. Calling it directly shows the errors... I realized this when I was starting to run o...
Ruby: How to iterate over a range, but in set increments?
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See http://ruby-doc.org/core/classes/Range.html#M000695 for the full API.
Basically you use the step() method. For example:
(10..100).step(10) do |n|
# n = 10
# n = 20
# n = 30
# ...
end
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Breaking loop when “warnings()” appear in R
...issue:
I am running a loop to process multiple files. My matrices are enormous and therefore I often run out of memory if I am not careful.
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How to create major and minor gridlines with different linestyles in Python
...y using matplotlib.pyplot to create graphs and would like to have the major gridlines solid and black and the minor ones either greyed or dashed.
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What is a 'SAM type' in Java?
...To summarize the link Jon posted1 in case it ever goes down, "SAM" stands for "single abstract method", and "SAM-type" refers to interfaces like Runnable, Callable, etc. Lambda expressions, a new feature in Java 8, are considered a SAM type and can be freely converted to them.
For example, with an ...
Pass a variable into a partial, rails 3?
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you need <%= %> not <% %> tags or else it will not render
– Ryan
Apr 5 '12 at 8:41
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