I have a data frame called “newprice” (see below) and I want to change the column names in my program in R. > newprice Chang. Chang. Chang. 1 100 36 136 2 120 -33 87 3 150 14 164 In fact this is what am doing: names(newprice)[1]<-paste(“premium”) names(newprice)[2]<-paste(“change”) names(newprice)[3]<-paste(“newprice”) I have not put this in … Read more
In a directory, I have a bunch of *.html files. I’d like to rename them all to *.txt How can I do that? I use the bash shell. 28 s 28 If using bash, there’s no need for external commands like sed, basename, rename, expr, etc. for file in *.html do mv “$file” “${file%.html}.txt” done
I am trying to rename a file to have different capitalization from what it had before: git mv src/collision/b2AABB.js src/collision/B2AABB.js fatal: destination exists, source=src/collision/b2AABB.js, destination=src/collision/B2AABB.js As you can see, Git throws a fit over this. I tried renaming using just the plain old mv command as well, but Git doesn’t pick up the rename (as … Read more
I have a project named XXX. I want to rename this project to YYY. Note that XXX is an extremely common term (for e.g. “data”, or simply “project”), and thus a simple RegEx search-and-replace is not possible, out of risk of corrupting the project configuration files. My current project directory contains the following items: XXX … Read more
How do I rename a file using C#? 2Best Answer 21 Take a look at System.IO.File.Move, “move” the file to a new name. System.IO.File.Move(“oldfilename”, “newfilename”);
I would like to rename/move a project subtree in Git moving it from /project/xyz to /components/xyz If I use a plain git mv project components, then all the commit history for the xyz project gets lost. Is there a way to move this such that the history is maintained? 13 s 13 Git detects renames … Read more
I think it should work to copy the directory to be renamed to a new directory with desired name, and delete the old directory, and git add, git commit and push everything. But is this the best way? 8 s 8 Basic rename (or move): git mv <old name> <new name> Case sensitive rename—eg. from … Read more
I have four branches like master -> origin/regacy, FeatureA -> origin/FeatureA. As you can see, I typed the wrong name. So I want to rename a remote branch name (origin/regacy → origin/legacy or origin/master) I try the command below: git remote rename regacy legacy But Git console returned an error message to me. error : … Read more
The MySQL manual at MySQL covers this. Usually I just dump the database and reimport it with a new name. This is not an option for very big databases. Apparently RENAME {DATABASE | SCHEMA} db_name TO new_db_name; does bad things, exist only in a handful of versions, and is a bad idea overall. This needs … Read more
I wrongly named a column hased_password instead of hashed_password. How do I update the database schema, using migration to rename this column? 3 31
