If you are a bioinformatician, you have probably come across this situation. You’re deep into a single-cell RNA sequencing analysis, preparing your object for downstream analysis. All that’s left is a simple metadata merge to bring in your clinical annotations. You run the join, check the output, and everything looks perfect, except for one stubborn [...] The post Bytes don’t lie: How a hidden space broke my single-cell pipeline appeared first on the Node .