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Getting individual colors from a color map in matplotlib
...lib.cm.get_cmap('Spectral')
rgba = cmap(0.5)
print(rgba) # (0.99807766255210428, 0.99923106502084169, 0.74602077638401709, 1.0)
For values outside of the range [0.0, 1.0] it will return the under and over colour (respectively). This, by default, is the minimum and maximum colour within the range ...
Specify custom Date format for colClasses argument in read.table/read.csv
....Date(from, format="%d/%m/%Y") )
tmp <- c("1, 15/08/2008", "2, 23/05/2010")
con <- textConnection(tmp)
tmp2 <- read.csv(con, colClasses=c('numeric','myDate'), header=FALSE)
str(tmp2)
Then modify if needed to work for your data.
Edit ---
You might want to run setClass('myDate') first t...
C compile error: “Variable-sized object may not be initialized”
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How to remove convexity defects in a Sudoku square?
...nly the grid lines-connected components. Sorting them by position, I get 2x10 mask images for each of the vertical/horizontal grid lines in the image:
verticalGridLineMasks =
SortBy[ComponentMeasurements[
lX, {"CaliperLength", "Centroid", "Mask"}, # > 100 &][[All,
2]], #[[2, ...
Can I compile all .cpp files in src/ to .o's in obj/, then link to binary in ./?
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answered May 25 '10 at 20:38
bobahbobah
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Why is my process's Exited method not being called?
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answered Dec 21 '10 at 21:44
ElishaElisha
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Math.random() versus Random.nextInt(int)
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answered Apr 10 '09 at 19:37
matt bmatt b
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What is the difference between and ?
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answered Jul 30 '10 at 11:12
Kazi T AhsanKazi T Ahsan
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How do I get cURL to not show the progress bar?
...tp://google.com > temp.html
works for curl version 7.19.5 on Ubuntu 9.10 (no progress bar). But if for some reason that does not work on your platform, you could always redirect stderr to /dev/null:
curl http://google.com 2>/dev/null > temp.html
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Remove commas from the string using JavaScript
... so you can do the maths, you'll need parseFloat:
var total = parseFloat('100,000.00'.replace(/,/g, '')) +
parseFloat('500,000.00'.replace(/,/g, ''));
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