Reshape data table from wide to long with transpose...

reshape from wide to long, simple data.table issue...

Rearranging data for multi line headers in pandas...

R: Turning row into columns with NA entries (error using tidyr: spread)...

How to stack 6 specific columns in 2 columns with melt or gather function?...

Melt grid data in TidyR...

How to handle duplicated or blank columns and add number in duplicated ones in python dataframe?...

Long to wide format using variable names...

Converting rows to wide columns based on duplicated ids in another column in pandas...

How to make faceted pie charts for a dataframe of percentages in R?...

Pandas 'partial melt' or 'group melt'...

How to widen a data frame using only two of it's variables in R?...

Double "melt" in a pandas dataframe from Excel file...

PySpark MapType from column values to array of column name...

cast data frame to long, dropping rows, expanding others...

Reverse of melt and drop duplicates dataframe...

Transform a dataframe to use first column values as column names...

Melt pandas dataframe based on condition...

How can I add labels to bar chart with ggplot2 if using a melted data.table?...

Uniting several rows of data frame...

How to properly format my panel data in R?...

Pandas melt multiple groups into single column...

Python Pandas Sum Values in Columns If date between 2 dates...

R: Melt dataframe by 1 column and stack the other columns that have the same name patterns...

Pivoting without numerical aggregation/ a numerical column...

How to Transpose Repeating Columns to Rows Pandas...

Cleaning Excel File Using Pandas...

R reshape but interweaved?...

Restructuring data set by stacking similar variables in R...

Combine two dfs with different column names and then melt...