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Index on multiple columns in Ruby on Rails
I'm implementing functionality to track which articles a user has read.
2 Answers
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MongoDB: Combine data from multiple collections into one..how?
How can I (in MongoDB) combine data from multiple collections into one collection?
11 Answers
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Aligning textviews on the left and right edges in Android layout
I am getting started with Android. I am having trouble getting a simple layout going.
9 Answers
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Multiple GitHub Accounts & SSH Config
I'm having some trouble getting two different SSH keys/GitHub accounts to play well together. I have the following setup:
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Reset auto increment counter in postgres
I would like to force the auto increment field of a table to some value, I tried with this:
12 Answers
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How to check edittext's text is email address or not?
how to check the text of edittext is email address or not without using javascript and regular expression?
Here I used inputtype="textEmailAddress" this is working but no error message is display.
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LINQ: Distinct values
I have the following item set from an XML:
7 Answers
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How To Create Table with Identity Column
I have an existing table that I am about to blow away because I did not create it with the ID column set to be the table's Identity column.
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On Duplicate Key Update same as insert
I've searched around but didn't find if it's possible.
8 Answers
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How to find out client ID of component for ajax update/render? Cannot find component with expression
The following code is inspired from PrimeFaces DataGrid + DataTable Tutorials and put into a <p:tab> of a <p:tabView> residing in a <p:layoutUnit> of a <p:layout> . Here is the inner part of the code (starting from p:tab component); the outer part is trivial.
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