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Can someone explain collection_select to me in clear, simple terms?

... collection_select( :post, # field namespace :author_id, # field name # result of these two params will be: <select name="post[author_id]">... # then you should specify some collection or array of rows. # It can be Author.where(..).order(...
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How do I step out of a loop with Ruby Pry?

... To exit Pry unconditionally, type exit-program Edit from @Nick's comment: Also works: !!! share | improve this answer | follow | ...
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Error in strings.xml file in Android

...h (\') and it will fix the issue. for example, //strings.xml <string name="terms"> Hey Mr. Android, are you stuck? Here, I\'ll clear a path for you. </string> Ref: http://www.mrexcel.com/forum/showthread.php?t=195353 https://code.google.com/archive/p/replicaisland/issues/48 ...
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Getting name of windows computer running python script?

... os >>> platform.node() 'DARK-TOWER' >>> socket.gethostname() 'DARK-TOWER' >>> os.environ['COMPUTERNAME'] 'DARK-TOWER' share | improve this answer | ...
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Simulator error FBSSystemServiceDomain code 4

I'm trying to run an app in the simulator but get this error message: 6 Answers 6 ...
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What is q=0.5 in Accept* HTTP headers?

What do these 'q=%f' mean? 3 Answers 3 ...
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FormsAuthentication.SignOut() does not log the user out

...ation.SignOut() and they are authenticated on every new request. In MS documentation is says that cookie will be cleared but they don't, bug? Its exactly the same with Session.Abandon(), cookie is still there. You should change your code to this: FormsAuthentication.SignOut(); Session.Abandon(); ...
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M_PI works with math.h but not with cmath in Visual Studio

... Interestingly I checked this on an app of mine and I got the same error. I spent a while checking through headers to see if there was anything undef'ing the _USE_MATH_DEFINES and found nothing. So I moved the #define _USE_MATH_DEFINES #include <cmath> to be the first thing in...
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Has anyone ever got a remote JMX JConsole to work?

...ution works no matter if there is a firewall or not. Disadvantage: Everytime you restart your java process, you will need to do all steps from 4 - 9 again. 1. You need the putty-suite for your Windows machine from here: http://www.chiark.greenend.org.uk/~sgtatham/putty/download.html A...
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How to make EditText not editable through XML in Android?

Can anyone tell me how to make an EditText not editable via XML? I tried setting android:editable to false , but 27 An...