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Rails hidden field undefined method 'merge' error
...an do
<%= form_for @order, 'data-service' => 'test' do |f| %>
And then get attribute value with jquery
$('form').data('service')
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为AppInventor2开发拓展(Extension) · App Inventor 2 中文网
...属性→高级系统设置→高级→环境变量
新建JAVA_HOME:如果是默认安装路径那么就在这个路径下：C:\Program Files\Java\jdk1.8.0_171
新建Classpath： .;%JAVA_HOME%\lib;%JAVA_HOME%\lib\tools.jar
在Path后面新增：%JAVA_HOME%\bin;%JAVA_HOME%\...
UIViewContentModeScaleAspectFill not clipping
...ing UIImageView . I've set the frame size of my image view to be 100x100, and set the contentMode to UIViewContentModeScaleAspectFill .
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How to check for an active Internet connection on iOS or macOS?
...out including it anywhere
2) Add Tony Million's version of Reachability.h and Reachability.m to the project (found here: https://github.com/tonymillion/Reachability)
3) Update the interface section
#import "Reachability.h"
// Add this to the interface in the .m file of your view controller
@inte...
How to make an ImageView with rounded corners?
In Android, an ImageView is a rectangle by default. How can I make it a rounded rectangle (clip off all 4 corners of my Bitmap to be rounded rectangles) in the ImageView?
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Limits of Nat type in Shapeless
...n type level, e.g. append a list of N elements to a list of K elements and get back a list that is known at compile time to have N+K elements.
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jQuery Validate - Enable validation for hidden fields
...ion of hidden fields ignored . I'm using CKEditor for textarea input field and it hides the field and replace it with iframe. The field is there, but validation disabled for hidden fields. With validation plugin version 1.8.1 everything works as expected.
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Get current controller in view
...ues["controller"].ToString()
in the same kind of situation you describe, and it shows the controller described in the URL (Category for you, Product for me), instead of the actual location of the partial view.
So use this alert instead:
alert('@HttpContext.Current.Request.RequestContext.RouteDat...
Excluding directories in os.walk
I'm writing a script that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of thi...
How to change package name of an Android Application
My keystore is corrupt, therefore the Android Market is requiring me to rename the app and resubmit it. However, whenever I go to edit the package names in Manifest and throughout the files, it gives me tons of errors.
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