python Programming Glossary: floats

http://stackoverflow.com/questions/10901085/python-range-values-to-pseudocolor

Range values to pseudocolor I have a certain array of floats in Python that might range from 0 to 100. I want to create a..

Python: Possible to share in-memory data between 2 separate processes

http://stackoverflow.com/questions/1268252/python-possible-to-share-in-memory-data-between-2-separate-processes

For example a list of a million tuples each with sixteen floats could actually be represented as a single block of 128 MB of.. as a single block of 128 MB of shared memory all the 16M floats in double precision IEEE representation laid end to end with..

Format floats with standard json module

http://stackoverflow.com/questions/1447287/format-floats-with-standard-json-module

floats with standard json module I am using the standard json module.. standard json module in python 2.6 to serialize a list of floats. However I'm getting results like this import json json.dumps.. 23.969999999999999 23.870000000000001 ' I want the floats to be formated with only two decimal digits. The output should..

How to install MySQLdb (Python data access library to MySQL) on Mac OS X?

http://stackoverflow.com/questions/1448429/how-to-install-mysqldb-python-data-access-library-to-mysql-on-mac-os-x

to ask the question provide my answer and see what else floats to the surface. So the question is how to get MySQLdb working..

Decimal place issues with floats and decimal.Decimal

http://stackoverflow.com/questions/286061/decimal-place-issues-with-floats-and-decimal-decimal

place issues with floats and decimal.Decimal I seem to be losing a lot of precision.. I seem to be losing a lot of precision with floats. For example I need to solve a matrix 4.0x 2.0y 1.0z 11.0 1.0x..

Pretty-printing of numpy.array

http://stackoverflow.com/questions/2891790/pretty-printing-of-numpy-array

print ' .3f' x If I want to print the numpy.array of floats it prints several decimals often in 'scientific' format which.. To prevent zeros from being stripped from the end of floats NumPy strips zeros from the end of floats by default. Unfortunately.. from the end of floats NumPy strips zeros from the end of floats by default. Unfortunately it does not provide a way to change..

floating point equality in Python and in general

http://stackoverflow.com/questions/3049101/floating-point-equality-in-python-and-in-general

or error when they detect that you're checking equality of floats Should compilers support an option to replace all float equality..

Python: Extract numbers from a string

http://stackoverflow.com/questions/4289331/python-extract-numbers-from-a-string

loops best of 3 5.66 msec per loop This will not recognise floats negative integers or integers in hexadecimal format. If you..

python limiting floats to two decimal points

http://stackoverflow.com/questions/455612/python-limiting-floats-to-two-decimal-points

limiting floats to two decimal points I want a to be rounded to 13.95 a 13.949999999999999.. numbers have 53 bits 16 digits of precision and regular floats have 24 bits 8 digits of precision. The floating point in python..

Efficient Numpy 2D array construction from 1D array

http://stackoverflow.com/questions/4923617/efficient-numpy-2d-array-construction-from-1d-array

axis. So in the case of a 1 dimensional array of 64 bit floats the length of each item is 8 bytes and x.strides is 8 . x np.arange..

Is it possible to specify your own distance function using Scikits.Learn K-Means Clustering?

http://stackoverflow.com/questions/5529625/is-it-possible-to-specify-your-own-distance-function-using-scikits-learn-k-means

separately from the vectors instead of expanding out to floats although some programs may expand for you . For sparse vectors..

Multivariate spline interpolation in python/scipy?

http://stackoverflow.com/questions/6238250/multivariate-spline-interpolation-in-python-scipy

output interpolated points we need to cast the array as floats data np.arange 40 .reshape 8 5 .astype np.float # I'm writing..

Why NumPy instead of Python lists?

http://stackoverflow.com/questions/993984/why-numpy-instead-of-python-lists

20 MB or so while a NumPy 3D array with single precision floats in the cells would fit in 4 MB. Access in reading and writing..