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Rails migration for has_and_belongs_to_many join table

...ow do I do a script/generate migration to create a join table for a has_and_belongs_to_many relationship? 6 Answers ...
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Custom toast on Android: a simple example

I'm new to Android programming. What is a simple example showing a custom toast notification on Android? 17 Answers ...
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Android: View.setID(int id) programmatically - how to avoid ID conflicts?

I'm adding TextViews programmatically in a for-loop and add them to an ArrayList. 14 Answers ...
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How to generate keyboard events in Python?

... uparrow = 0x26 rightarrow = 0x27 downarrow = 0x28 select = 0x29 print = 0x2A execute = 0x2B printscreen = 0x2C insert = 0x2D delete = 0x2E help = 0x2F num0 = 0x30 num1 = 0x31 num2 = 0x32 num3 = 0...
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Batch script: how to check for admin rights

... after clicking on a start menu icon, then right click on the shortcut and select "Run As Administrator". echo ########################################################## echo. PAUSE EXIT /B 1 ) @echo ON Works on WinXP --> Win8 (including 32/64 bit versions). EDIT: 8/28/2012 Updated...
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Pass arguments to Constructor in VBA

... This is cleaner than the selected answer. – Mickey Perlstein Jan 1 '14 at 13:15 ...
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Learn C first before learning Objective-C [closed]

...also reduces the amount of material that has to be learned (and some of it selectively filtered out) to writing Objective-C programs. I do agree that you will want to learn most, if not all, of the underlying C features, but many can be deferred until a solid grasp of defining classes and method...
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RESTful on Play! framework

... render(user); } As you can see I only removed the getUserJSON method and renamed the getUser method. For different content types to work you now have to create several templates. One for each desired content type. For example: user.xml: <users> <user> <name>${user.nam...
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In CSS what is the difference between “.” and “#” when declaring a set of styles?

What is the difference between # and . when declaring a set of styles for an element and what are the semantics that come into play when deciding which one to use? ...
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Put buttons at bottom of screen with LinearLayout?

...ayout_height="match_parent" Your inside LinearLayout has layout_weight="1" and layout_height="0dp" Your TextView has layout_weight="0" You've set the gravity properly on your inner LinearLayout: android:gravity="center|bottom" Notice that fill_parent does not mean "take up all available space". Ho...