Top "Multiple-columns" questions

Multiple-columns are when text is split into a number of parallel text columns, rather than one column of text.

ddply + summarize for repeating same statistical function across large number of columns

Ok, second R question in quick succession. My data: Timestamp St_01 St_02 ... 1 2008-02-08 00:00:00 26.020 25.840 ... 2 2008-02-08 00:10:00 25.985 25.790 ... 3 2008-02-08 00:20:00 25.930 25.765 ... 4 2008-02-08 00:30:00 25.925 25.730 ... 5 2008…

r multiple-columns plyr idioms split-apply-combine
Pandas - KeyError: columns not in index

import pandas as pd import quandl df=quandl.get('WIKI/GOOGL') #print(df.head()) df=df[['Adj.Open','Adj.High',…

python pandas indexing multiple-columns quandl
R: Replace multiple values in multiple columns of dataframes with NA

I am trying to achieve something similar to this question but with multiple values that must be replaced by NA, …

r replace dataframe multiple-columns
apply a function over groups of columns

How can I use apply or a related function to create a new data frame that contains the results of …

r dataframe multiple-columns apply
awk to output table-like or excel-like columns in linux terminal?

I do a long pipe, that ends with ...| awk '{print $5"\t\t" $3"\t"$4}' in the Linux terminal. The …

bash awk terminal multiple-columns
XSL-FO dynamic table column width

As it stands now, I have about 12 columns and all of them are exactly the same width. The problem is …

pdf-generation xsl-fo multiple-columns apache-fop
Python: print in two columns

I'm trying to print a string with two fixed columns. For example, I'd like to be able to print: abc …

python string printing multiple-columns
LINQ to Entities - where..in clause with multiple columns

I'm trying to query data of the form with LINQ-to-EF: class Location { string Country; string City; string Address; … } by looking …

c# linq-to-entities multiple-columns where-in
Combine multiple rows into one row MySQL

Say I have two tables in a MySQL Database. Table 1: ID Name 1 Jim 2 Bob 3 John Table 2: ID key value 1 address "…

mysql rows multiple-columns
Python Pandas: drop a column from a multi-level column index?

I have a multi level column table like this: a ---+---+--- b | c | f --+---+---+--- 0 | 1 | 2 | 7 1 | 3 | 4 | 9 …

pandas dataframe multiple-columns multi-level