Lisann questions

• R: combine same identifiers in dataframe
• R boxplot and stripchart side-by-side in 1 figure
• bash: grep exact matches based on the first column
• r: do not show warnings
• Remove rows in dataframe based on three columns
• R: heatmap.2 change color key
• Remove rows in dataframe with factor ""
• Add characters to a numeric column in dataframe
• Count number of zeros per row, and remove rows with more than n zeros
• calculate distance between regression line and datapoint

Lisann answers