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Many-to-many relationship with the same model in rails?
...the posts association will create records in the post_connections table as appropriate.
Some things to note:
You can see in the above irb session that the association is uni-directional, because after a.posts = [b, c], the output of b.posts does not include the first post.
Another thing you may h...
How to hide Soft Keyboard when activity starts
...InputMode="stateHidden because when keyboard is visible then minimize the app and resume it the keyboard should be visible.
I tried with
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How are people unit testing with Entity Framework 6, should you bother?
...on't own.
However, you do own the database underneath! This is where this approach in my opinion breaks down, you don't need to test that EF/NH are doing their jobs correctly. You need to test that your mappings/implementations are working with your database. In my opinion this is one of the most i...
What part of Hindley-Milner do you not understand?
...∀ α . σ, and τ → τ', let x = e0 in e1, and whitespace for function application.
:
∈ and ∉
, (left-associative)
⊢
whitespace separating multiple propositions (associative)
the horizontal bar
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How to get root view controller?
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if you are trying to access the rootViewController you set in your appDelegate. try this:
Objective-C
YourViewController *rootController = (YourViewController*)[[(YourAppDelegate*)
[[UIApplication sharedApplication]delegate] window] rootViewController];
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How to compile python script to binary executable
...older in the dist folder.
In the dist folder you find the bundled app you distribute to your users.
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How to present a simple alert message in java?
Coming from .NET i am so used calling Alert() in desktop apps. However in this java desktop app, I just want to alert a message saying "thank you for using java" I have to go through this much suffering:
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大数据能否拯救中国足球？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...squo;职业大师’、‘媒体大师’、‘实时球市APP’、‘创冰DATA’PC端网页和实时数据游戏在内的五大产品线。在中国足球快速发展的大时代下，创冰科技以其自身独有的优势在体育产业应用场景和商业价值上...
How to automatically generate getters and setters in Android Studio
... For java its working fine.But im using kotlin in android studio for app development.Then how to generate getter/setter like java?
– SIVAKUMAR.J
May 28 '18 at 7:59
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Create, read, and erase cookies with jQuery [duplicate]
...'t specifically alluding to above, but when I include it in my Gemfile and application.js (immediately after //= require jQuery, as the installation instructions say to do), I get an error whenever I load the app about missing files. If I remember correctly, the error was something like "Sprockets::...