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Possible to make labels appear when hovering over a point in matplotlib?

I am using matplotlib to make scatter plots. Each point on the scatter plot is associated with a named object. I would like to be able to see the name of an object when I hover my cursor over the point on the scatter plot associated with that object. In particular, it would be nice to be able to qui...
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Breadth First Vs Depth First

When Traversing a Tree/Graph what is the difference between Breadth First and Depth first? Any coding or pseudocode examples would be great. ...
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How do I flush the PRINT buffer in TSQL?

I have a very long-running stored procedure in SQL Server 2005 that I'm trying to debug, and I'm using the 'print' command to do it. The problem is, I'm only getting the messages back from SQL Server at the very end of my sproc - I'd like to be able to flush the message buffer and see these messages...
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uwsgi invalid request block size

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How to quit scala 2.11.0 REPL?

In the last version of scala (2.10.3) REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work. ...
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Transform DateTime into simple Date in Ruby on Rails

I have a datetime column in db that I want to transform into a simple date when I show it to users. 6 Answers ...
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Should I use a data.frame or a matrix?

When should one use a data.frame , and when is it better to use a matrix ? 6 Answers ...
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How to generate string of a certain length to insert into a file to meet a file size criteria?

I have a requirement to test some load issues with regards to file size. I have a windows application written in C# which will automatically generate the files. I know the size of each file, ex. 100KB, and how many files to generate. What I need help with is how to generate a string less than or ...
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Why use apparently meaningless do-while and if-else statements in macros?

In many C/C++ macros I'm seeing the code of the macro wrapped in what seems like a meaningless do while loop. Here are examples. ...
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Determine function name from within that function (without using traceback)

In Python, without using the traceback module, is there a way to determine a function's name from within that function? 1...