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Clearing purchases from iOS in-app purchase sandbox for a test user
... have any ideas on how to reset and/or clear the iOS in-app purchase sandbox?
8 Answers
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Create a GUID in Java
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Have a look at the UUID class bundled with Java 5 and later.
For example:
If you want a random UUID you can use the randomUUID method.
If you want a UUID initialized to a specific value you can use the UUID constructor or the fromString method.
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Handling the window closing event with WPF / MVVM Light Toolkit
...'d like to handle the Closing event (when a user clicks the upper right 'X' button) of my window in order to eventually display a confirm message or/and cancel the closing.
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How do I add spacing between columns in Bootstrap?
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In this case I would recommend using the provided mixins to adjust column gutters: getbootstrap.com/css/#grid-less - Bootstrap doesn't do what you ask in the question, it can't "adjust" grid widths to account for extra spacing in between because it is based on a pixel grid.
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“Ago” date/time functions in Ruby/Rails
... If you're outside of Rails, require 'active_support' (at least if Rails 2.X is installed).
– JellicleCat
Apr 2 '12 at 18:39
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How to draw a circle with text in the middle?
I found this example on stackoverflow:
17 Answers
17
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How to avoid Dependency Injection constructor madness?
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@DonBox In that case you can write null object implementations to stop the recursion. Not what you need, but the point is that Constructor Injection doesn't prevent cycles - it only makes it clear that they're there.
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Git: can I suppress listing of 'modified content'/dirty submodule entries in status, diff, etc?
Somewhen (around the 1.6.x releases, I think) git became aware of changes inside submodules. That only serves to annoy me:
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Binding a Button's visibility to a bool value in ViewModel
... a BooleanToVisibilityConverter:
<!-- In your resources section of the XAML -->
<BooleanToVisibilityConverter x:Key="BoolToVis" />
<!-- In your Button declaration -->
<Button
Height="50" Width="50"
Style="{StaticResource MyButtonStyle}"
Command="{Binding SmallDisp}" Command...