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Shanelle Walsh

Questions by Shanelle Walsh

How to detect bullet holes on the target?

I want to know how to detect the bullet holes on the target using Python and OpenCV. I'm not able to draw the cont...

Finding pass rate in Excel within a date range?

I have a large control sheet in Excel with over 1000+ students on it. I have three columns that I want to use which ...

How to list all the available keyspaces in Cassandra??

I am newbie in Cassandra and trying to implement one toy application using Cassandra. I had created one keyspace and...

Why does Lua have no “continue” statement??

I have been dealing a lot with Lua in the past few months, and I really like most of the features but I'm still miss...

What is the most efficient way to calculate the maximum distance of two points in a list??

I have a list L of points (x, y) and the usual euclidean distance measure How do I find the maximum distance two...

Leaflet Draw “Cannot read property 'enable' of undefined” adding control to geoJSON layer?

I am trying to use leaflet's edit function on polygons that I loaded from my database. When I click on leaflet's edi...

JUNG edge label and shape?

Is it possible to change the edge shape in JUNG? For example, I would like to have the edge change it's color gradua...

ValueError: data type must provide an itemsize??

My code as follows, every time when I run it , it has an error; "ValueError: data type must provide an itemsize" I...