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Why are C# 4 optional parameters defined on interface not enforced on implementing class?

...# 4 if you specify an optional parameter on an interface you don,t have to make that parameter optional on any implementing class: ...
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How do I fix blurry text in my HTML5 canvas?

I am a total n00b with HTML5 and am working with the canvas to render shapes, colors, and text. In my app, I have a view adapter that creates a canvas dynamically, and fills it with content. This works really nicely, except that my text is rendered very fuzzy/blurry/stretched. I have seen a ...
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Rails migration for has_and_belongs_to_many join table

How 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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Is there a “theirs” version of “git merge -s ours”?

When merging topic branch "B" into "A" using git merge , I get some conflicts. I know all the conflicts can be solved using the version in "B". ...
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Checking if an Android application is running in the background

...kground, I mean none of the application's activities are currently visible to the user? 30 Answers ...
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How to get nice formatting in the Rails console

I want to get something like this to look nice: 12 Answers 12 ...
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Can Android Studio be used to run standard Java projects?

For those times when you want to isolate the Java and give it a quick test.. 13 Answers ...
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Using IPython notebooks under version control

... Here is my solution with git. It allows you to just add and commit (and diff) as usual: those operations will not alter your working tree, and at the same time (re)running a notebook will not alter your git history. Although this can probably be adapted to other VCSs,...
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Populating a database in a Laravel migration file

...vel, and have a working migration file creating a users table. I am trying to populate a user record as part of the migration: ...
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Set 4 Space Indent in Emacs in Text Mode

I've been unsuccessful in getting Emacs to switch from 8 space tabs to 4 space tabs when pressing the TAB in buffers with the major mode text-mode . I've added the following to my .emacs : ...