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Accessing UI (Main) Thread safely in WPF

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How to get rspec-2 to give the full trace associated with a test failure?

... One more option when all else fails is to just add a rescue block and print out the stack try or add a binding pry statement there and use show-stack. rescue Exception => e puts "" puts e.backtrace puts "" ...
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Check if key exists and iterate the JSON array using Python

...gic of attribute validation it would be in one place, and the code will be more readable for the followers. For example create a helper method (or class JsonUtils with static methods) in json_utils.py: def get_attribute(data, attribute, default_value): return data.get(attribute) or default_val...
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Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?

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Class method decorator with self arguments?

... A more concise example might be as follows: #/usr/bin/env python3 from functools import wraps def wrapper(method): @wraps(method) def _impl(self, *method_args, **method_kwargs): method_output = method(self, *m...
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Visual Studio Editor does not underline errors anymore

...Net Framework 3.5 SP 1 or the MVC Beta (which I guess is unlikely). Furthermore have I installed and uninstalled both CodeRush and Resharper for evaluation purposes (decided not to keep either one of them). ...
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INSERT INTO…SELECT for all MySQL columns

... More Examples & Detail INSERT INTO vendors ( name, phone, addressLine1, addressLine2, city, state, postalCode, country, customer_id ) SELECT name, phone, ...
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jQuery - If element has class do this

...t animate. If the problem is with the animation itself, we'd need to know more about your element positioning (absolute? absolute inside relative parent? does the parent have layout?) share | impro...
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How to make Twitter Bootstrap tooltips have multiple lines?

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What does $(function() {} ); do?

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