Execute shell commands There are a number of different ways to run shell commands from Ruby. Theexeccommand Kernel#execreplaces the current process and runs the command: exec('ls ~')# Nothing after this command is executed This might be a bit impractical, so have a look at the other optio...
1. **创建配置文件**:如果尚未存在 `.rubyshrc` 文件,你可以手动创建一个: ```bash touch ~/.rubyshrc ``` 2. **自定义命令**:在 `.rubyshrc` 文件中,你可以定义自己的命令。例如,下面的代码定义了一个名为 `hello` 的命令,用于打印问候信息: ```ruby command 'hello' do puts "Hello, RubySH!
Wrapbox runs Ruby method or shell command in a container (ECS, docker). Installation Add this line to your application's Gemfile: gem'wrapbox' And then execute: $ bundle Or install it yourself as: $ gem install wrapbox Usage Write config.yml ...
If you use RVM or rbenv to manage local Ruby SDKs, you can quickly set the required interpreter using Run Anything: Press Ctrl twice. In the invoked popup, start typing rvm use or rbenv shell, select the required interpreter and press Enter. (Optional) If necessary, click the Rollback bu...
shell Set or show the shell-specific Ruby version install Install a Ruby version using ruby-build uninstall Uninstall a specific Ruby version rehash Rehash rbenv shims (run this after installing executables) version Show the current Ruby version and its origin ...
. This tells the shell what type of file this is. In this case, it's a Ruby file to be executed with the Ruby interpreter. To mark the file as executable, run the commandchmod +x test.rb. This will set a file permission bit indicating that the file is a program and that it can...
CommandProcessor#transactexecutes the given block against self, in this casesh; our Shell object. Within the block we can substitutesh.cdtocd, because the scope within the block usesshalready. sh=Shell.cd("/tmp")sh.transactdomkdir"shell-test-1"unlessexist?("shell-test-1")cd("shell-test...
.* To start using RVM you need to run `source/Users/smalllufeinj/.rvm/scripts/rvm`inall your open shell windows,inrare cases you need to reopen all shell windows. ``# muxuguixian,## Thank you for using RVM!# We sincerely hope that RVM helps to make your life easier and more enjo...
"type":"shell", "command":"g++", "args": ["-g","${file}"] } ] } 如果我们想配置g++指令为:g++ -g main.cpp -std=c++11 -o main.out,则参数可设置为: 1 2 3 4 5 6 7 8 9 10 { "tasks": [ { "label":"build",
apk add--no-cache--update--virtual.runtime-deps \ mariadb-connector-c \ bash \ nodejs \ npm \ sqlite-libs \ tzdata;# Change shell to bashSHELL["/bin/bash","-c"]# Install needed development dependencies.Ifthisis a developer_build we don't remove ...