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Returning a file to View/Download in ASP.NET MVC

I'm encountering a problem sending files stored in a database back to the user in ASP.NET MVC. What I want is a view listing two links, one to view the file and let the mimetype sent to the browser determine how it should be handled, and the other to force a download. ...
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Left align two graph edges (ggplot)

I'm using ggplot and have two graphs that I want to display on top of each other. I used grid.arrange from gridExtra to stack them. The problem is I want the left edges of the graphs to align as well as the right edges regardless of axis labels. (the problem arises because the labels of one gra...
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Android: How to change CheckBox size?

... You just need to set the related drawables and set them in the checkbox: <CheckBox android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="new checkbox" android:background="@drawable/my_checkbox_background" android:button="...
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Easy idiomatic way to define Ordering for a simple case class

I have a list of simple scala case class instances and I want to print them in predictable, lexicographical order using list.sorted , but receive "No implicit Ordering defined for ...". ...
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Protected methods in Objective-C

What is the equivalent to protected methods in Objective-C? I want to define methods which only the derived classes may call/implement. ...
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Show hide fragment in android

I am developing application which contains 2 fragments and i want to show hide according to my need. Following code has simple example of my problem. This simple Fragmentactivity contains 1 button and one listfragment. ...
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What is the “__v” field in Mongoose

I'm using Mongoose version 3 with MongoDB version 2.2. I've noticed a __v field has started appearing in my MongoDB documents. Is it something to do with versioning? How is it used? ...
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Oracle Differences between NVL and Coalesce

Are there non obvious differences between NVL and Coalesce in Oracle? 8 Answers 8 ...
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Viewing a Deleted File in Git

I've deleted a file with Git and then committed, so the file is no longer in my working copy. I want to look at the contents of that file, but not actually restore it. How can I do this? ...
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How to find a table having a specific column in postgresql

I'm using PostgreSQL 9.1. I have the column name of a table. Is it possible to find the table(s) that has/have this column? If so, how? ...