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How is Generic Covariance & Contra-variance Implemented in C# 4.0?
I didn't attend PDC 2008, but I heard some news that C# 4.0 is announced to support Generic covariance and contra-variance. That is, List<string> can be assigned to List<object> . How could that be?
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How do I get logs/details of ansible-playbook module executions?
Say I execute the following.
6 Answers
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Magic number in boost::hash_combine
The boost::hash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by
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What would be a good docker webdev workflow?
I have a hunch that docker could greatly improve my webdev workflow - but I haven't quite managed to wrap my head around how to approach a project adding docker to the stack.
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How can I stop a Postgres script when it encounters an error?
Is there a way to specify that when executing a sql script it stops when encountering the first error on the script, it usually continues, regardless of previous errors.
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How can you debug a CORS request with cURL?
How can you debug CORS requests using cURL? So far I couldn't find any way to "simulate" the preflight request .
4 Answers
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How to properly handle a gzipped page when using curl?
I wrote a bash script that gets output from a website using curl and does a bunch of string manipulation on the html output. The problem is when I run it against a site that is returning its output gzipped. Going to the site in a browser works fine.
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Including Google Web Fonts link or import?
What is the preferred way of including Google Web Fonts to a page?
3 Answers
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Shallow copy of a Map in Java
As I understand it, there are a couple of ways (maybe others as well) to create a shallow copy of a Map in Java:
3 Answer...
What does `someObject.new` do in Java?
In Java, I have just found out that the following code is legal:
5 Answers
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