WebNov 24, 2024 · First, let’s start by using the pushd command to jump to any directory by using its absolute or relative path, just like the cd command: $ pushd And, if we need to visit the last directory that we visited using the pushd command, then we can use the popd command without any argument: $ popd WebThis will return true only if the file exists and is a directory. As an aside, a more idiomatic way to write the method would be to take advantage of the fact that Ruby automatically returns the result of the last expression inside the method. Thus, you could write it like this: def directory_exists? (directory) File.directory? (directory) end
How do I get the name of the current directory in Ruby?
WebSep 2, 2014 · The bundle command runs successfully but only for the parent folder. Changing directories via system commands does not properly switch the context for bundler, and runs for the parent folders gemfile twice. WebOct 4, 2013 · Dir.chdir can also take a block, which is useful if you want to run only a section of code within a specific location. Within the block, you're in the location specified; once the block closes, everything is back as it was before. – threedaymonk Oct 4, 2013 at 12:49 shogun restaurant sterling heights
Changing name of the file to parent folder name - Stack Overflow
WebDon't listen to them, Dir.chdir("dir") will probably do the wrong thing. What you almost always want is to limit change to a particular context, without affecting the rest of the program like this: #!/usr/bin/env ruby system "rails new my_app" Dir.chdir("my_app") … WebNov 15, 2012 · If data/is in the parent directory of your current Ruby file, go up twice: wb = Spreadsheet.open File.expand_path("../../data/zipcode_range.xls", __FILE__) The first ../always neutralizes the __FILE__when using File.expand_paththis way. If you are not sure, make a debugging output of the file path that was generated: WebJun 18, 2009 · Since the functions run in the current process, they can change the directory. For instance, given this ruby script (named temp.rb): #!/usr/bin/ruby print "/tmp"; You could write this BASH function (in, say, you ~/.profile ): function gotmp { cd $ (~/bin/temp.rb) } And then you could say gotmp at the commandline and have the … shogun restaurant uniontown