Top "Data-processing" questions

Data Processing concerns the converting of raw data to machine-readable form and its subsequent processing (as storing, updating, rearranging, or printing out) by a computer.

Ways to read only select columns from a file into R? (A happy medium between `read.table` and `scan`?)

I have some very big delimited data files and I want to process only certain columns in R without taking …

r data-processing read.table delimited
how to use pandas filter with IQR?

Is there a built-in way to do filtering on a column by IQR(i.e. values between Q1-1.5IQR …

python pandas data-processing iqr
Large scale data processing Hbase vs Cassandra

I am nearly landed at Cassandra after my research on large scale data storage solutions. But its generally said that …

nosql hadoop cassandra hbase data-processing
Handling missing/incomplete data in R--is there function to mask but not remove NAs?

As you would expect from a DSL aimed at data analysis, R handles missing/incomplete data very well, for instance: …

r missing-data data-processing
Remove rows from dataframe that contains only 0 or just a single 0

I am trying to create a function in R that will allow me to filter my data set based on …

r filtering bioinformatics data-processing
Checking for content in Django request.POST

I am accepting data via request.POST like this: if request.method == 'POST': l = Location() data = l.getGeoPoints(request.POST) …

django forms data-processing
Excel: Send multiple values in "Command text"

Located in the "Data > Connections > Properties > Definition (tab) > Command text", I have the following: {Call SP_…

sql excel data-processing
How can I read specific data columns from a file in c

Good day all, I am a beginner in c programming.I have this problem and have have spent quite a …

c data-processing
Python Pandas replace values by their opposite sign

I am trying to "clean" some data. I have values which are negative, which they cannot be. And I would …

python pandas data-processing
Simple java based workflow manager / data workflow with ability to start ext. application, call web services etc

First of all, if there is already such a question like mine on the stackoverflow, sorry for that, but I …

java workflow dataflow data-processing