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EF Code First foreign key without navigation property
Let's say I have the following entities:
6 Answers
6
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
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The params in a controller looks like a Hash, but it's actually an instance of ActionController::Parameters, which provides several methods such as require and permit.
The require method ensures that a specific parameter is present, and if it's not provided, the require me...
What is the difference between Int and Integer?
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"Integer" is an arbitrary precision
type: it will hold any number no
matter how big, up to the limit of
your machine's memory…. This means you never have
arithmetic overflows. On the other
hand it also means your arithmetic is
rel...
How to call Android contacts list?
...to call the contacts list function, pick a contact, then return to my app with the contact's name. Here's the code I got on the internet, but it doesnt work.
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How to recover a dropped stash in Git?
I frequently use git stash and git stash pop to save and restore changes in my working tree. Yesterday I had some changes in my working tree that I had stashed and popped, and then I made more changes to my working tree. I'd like to go back and review yesterday's stashed changes, but git stash ...
What are the use(s) for tags in Go?
In the Go Language Specification , it mentions a brief overview of tags:
3 Answers
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Is there any way to hide “-” (Delete) button while editing UITableView
On my iphone app, I have a UITableView in edit mode, where user is allowed only to reorder the rows no delete permission is given.
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Make first letter of a string upper case (with maximum performance)
I have a DetailsView with a TextBox
and I want the input data be saved always with the FIRST LETTER IN CAPITAL.
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What does an underscore in front of an import statement mean?
I saw this example from sqlite3 on GitHub :
4 Answers
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Setting environment variables for accessing in PHP when using Apache
I have a Linux environment and I have a PHP Web Application that conditionally runs based on environment variables using getenv in PHP. I need to know how these environment variables need to be set for the application to work correctly. I am not sure how to set this up on Apache.
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