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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...
How to check if a file exists in Go?
Go's standard library does not have a function solely intended to check if a file exists or not (like Python's os.path.exists ). What is the idiomatic way to do it?
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Using ping in c#
When I Ping a remote system with windows it says there is no reply, but when I ping with c# it says success. Windows is correct, the device is not connected. Why is my code able to successfully ping when Windows is not?
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
I have several PHP pages echoing out various things into HTML pages with the following code.
6 Answers
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Regular expression to match DNS hostname or IP Address?
Does anyone have a regular expression handy that will match any legal DNS hostname or IP address?
21 Answers
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Equals(=) vs. LIKE
When using SQL, are there any benefits of using = in a WHERE clause instead of LIKE ?
15 Answers
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Command-line Unix ASCII-based charting / plotting tool
Is there a good command-line UNIX charting / graphing / plotting tool out there? I'm looking for something that will plot xy points on an ASCII graph.
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Node package ( Grunt ) installed but not available
I'm trying to build a github jquery-ui library using grunt , but after running npm install I still can't run the command according to the readme file . It just gives No command 'grunt' found :
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Close Window from ViewModel
Im creating a Login using a window control to allow a user to login into a WPF application that I am creating.
17 Answ...