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What code analysis tools do you use for your Java projects? [closed]

What code analysis tools do you use on your Java projects? 12 Answers 12 ...
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Does Android support near real time push notification?

I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications to apps notifications to apps . ...
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How to concatenate strings of a string field in a PostgreSQL 'group by' query?

I am looking for a way to concatenate the strings of a field within a group by query. So for example, I have a table: 14 An...
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Backbone.js get and set nested object attribute

I have a simple question about Backbone.js' get and set functions. 9 Answers 9 ...
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Pandas conditional creation of a series/dataframe column

I have a dataframe along the lines of the below: 8 Answers 8 ...
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How to use concerns in Rails 4

The default Rails 4 project generator now creates the directory "concerns" under controllers and models. I have found some explanations about how to use routing concerns, but nothing about controllers or models. ...
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Grepping a huge file (80GB) any way to speed it up?

This has been running for an hour on a fairly powerful linux server which is otherwise not overloaded. Any alternative to grep? Anything about my syntax that can be improved, (egrep,fgrep better?) ...
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How to preview git-pull without doing fetch?

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Access-Control-Allow-Origin error sending a jQuery Post to Google API's

I read a lot for the 'Access-Control-Allow-Origin' error, but I don't understand what I have to fix :( 7 Answers ...
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How do you round a number to two decimal places in C#?

I want to do this using the Math.Round function 15 Answers 15 ...