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Rails params explained?
Could anyone explain params in Rails controller: where they come from, and what they are referencing?
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How can javascript upload a blob?
I have a blob data in this structure:
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How is it possible to declare nothing inside main() in C++ and yet have a working application after
In an interview I was confronted with a question such as this:
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Proper package naming for testing with the Go language
I have seen several different test package naming strategies within Go and wanted to know what pros and cons of each are and which one I should use.
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What does the slash mean in help() output?
What does the / mean in Python 3.4's help output for range before the closing parenthesis?
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Why is “origin/HEAD” shown when running “git branch -r”?
When you run git branch -r why the blazes does it list origin/HEAD ? For example, there's a remote repo on GitHub, say, with two branches: master and awesome-feature. If I do git clone to grab it and then go into my new directory and list the branches, I see this:
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What does it mean: The serializable class does not declare a static final serialVersionUID field? [d
I have the warning message given in the title. I would like to understand and remove it. I found already some answers on this question but I do not understand these answers because of an overload with technical terms. Is it possible to explain this issue with simple words?
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WCF Service , how to increase the timeout?
...em like a silly question, but everything in WCF seems a lot more complicated than in asmx, how can I increase the timeout of an svc service?
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How does grep run so fast?
I am really amazed by the functionality of GREP in shell, earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though)
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Pandas DataFrame Groupby two columns and get counts
I have a pandas dataframe in the following format:
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