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Test if a variable is set in bash when using “set -o nounset”
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echo 'empty but defined'
else
echo 'unset'
fi
}
Test:
$ unset WHATEVER
$ check
unset
$ WHATEVER=
$ check
empty but defined
$ WHATEVER=' '
$ check
not empty
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Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m
I have a unit test where I have to mock a non-virtual method that returns a bool type
6 Answers
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What are the differences between Autotools, Cmake and Scons?
... ARCANE m4 macro syntax combined with verbose, twisted shell scripting for tests for "compatibility", etc.
If you're not paying attention, you will mess up cross-compilation ability (It
should clearly be noted that Nokia came up with Scratchbox/Scratchbox2 to side-step highly broken Autotools build ...
How to run `rails generate scaffold` when the model already exists?
... available to you.
Rails:
controller
generator
helper
integration_test
mailer
migration
model
observer
performance_test
plugin
resource
scaffold
scaffold_controller
session_migration
stylesheets
If you'd like to generate a controller scaffold for your model, see scaf...
Catching multiple exception types in one catch block
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That's what I was afraid of. Catching them together and testing the type would be good if there were many error types that needed to be handled together, but for only 2, such as in my case, catching them separately is probably cleaner. Thanks!
– Dominic Gurto...
How to convert JSON to a Ruby hash
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What about the following snippet?
require 'json'
value = '{"val":"test","val1":"test1","val2":"test2"}'
puts JSON.parse(value) # => {"val"=>"test","val1"=>"test1","val2"=>"test2"}
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How to abandon a hg merge?
...ip might not always be your current revision you are working on. I did not test it, so far..
– math
Mar 1 '16 at 11:26
1
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How to use glOrtho() in OpenGL?
... that range, it will appear to have no effect on the position except for Z tests.
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Migrating from JSF 1.2 to JSF 2.0
...0 compatible version as per their instructions. Best is to just write unit tests, run them before and after the upgrade and fix any issues individually.
Here are at least some useful links with regard to migration of the specific component library:
RichFaces Migration Guide - 3.3.x to 4.x migrat...
C++ sorting and keeping track of indexes
...that of std::sort except for an index container to receive sorted indexes.
testing:
int a[] = { 3, 1, 0, 4 } ;
std::vector<size_t> indexes ;
argsort(a, a + sizeof(a) / sizeof(a[0]), std::less<int>(), indexes) ;
for (size_t i : indexes) printf("%d\n", int(i)) ;
you should get 2 1 0 3.
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