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how to permit an array with strong parameters
I have a functioning Rails 3 app that uses has_many :through associations which is not, as I remake it as a Rails 4 app, letting me save ids from the associated model in the Rails 4 version.
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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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Jump to matching XML tags in Vim
Vim % operator jumps to matching parentheses, comment ends and a few other things. It doesn't, however, match XML tags (or any other tag, to the best of my knowledge).
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LINQ OrderBy versus ThenBy
Can anyone explain what the difference is between:
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How to merge remote master to local branch
I have a local branch of a project ("configUpdate") that I've forked from somebody else's project and I've done a load of changes on it and would like to merge the changes they've made in to my local branch.
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T-SQL - function with default parameters
I have this script:
4 Answers
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Cast Object to Generic Type for returning
Is there a way to cast an object to return value of a method?
I tried this way but it gave a compile time exception in "instanceof" part:
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How do I open links in Visual Studio in my web browser and not in Visual Studio?
If there is a URL in a source file comment, I can "CTRL + click to follow link." However, when I do this, the link opens inside Visual Studio. How can I make it open in my web browser--in my case, Google Chrome?
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How to pipe stdout while keeping it on screen ? (and not to a output file)
I would like to pipe standard output of a program while keeping it on screen.
5 Answers
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Simplest way to do a recursive self-join?
What is the simplest way of doing a recursive self-join in SQL Server? I have a table like this:
5 Answers
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