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
<<person>>开发人员负责脚本的开发与维护<<system>>Shell执行系统用于通过Ruby执行Shell脚本<<person>>用户使用Shell执行系统使用系统上下文 对于模块关系,我们设计了以下类图: ShellExecutor+execute(command: String)+handleError()+logOutput(output: String)Logger+log(message: String) 性能攻坚 面对性能挑战,我们进行...
Shellex Shellex allows you to run shell commands from your ruby scripts in a more robust and secure way than the built-in options. We're using this code inBeanstalkto keep the shell commands we execute secure against shell injection and keep every executed command under a tight timeout. Th...
Shell Shell implements an idiomatic Ruby interface for common UNIX shell commands. It provides users the ability to execute commands with filters and pipes, likesh/cshby using native facilities of Ruby. Installation Add this line to your application's Gemfile: ...
3、 磁盘和分区 4、 ⽤户和⽤户组 5、 ⽹络和进程管理 6、 常⻅系统服务命令 7、 ⽂件和⽬录操作 8、 ⽂件查看和处理 9、 打包和解压 10、 RPM包管理命令 11、 YUM包管理命令 12、 DPKG包管理命令 ( yum install dpkg -y)
RAILS_MAX_THREADS="5"\SMTP_HOST="127.0.0.1"\SMTP_PORT="25"\SMTP_STARTTLS_AUTO="true"\SMTP_USERNAME="lobsters"\SMTP_PASSWORD="lobsters"\RAILS_LOG_TO_STDOUT="1"\PATH="/lobsters/.gem/ruby/2.3.0/bin:$PATH"# ExposeHTTPport.EXPOSE3000# Execute our entry script.CMD["/usr/local/bin/...
3. Go torails cand execute post1 = Post.create(:name=>'first') post2 = Post.create(:name=>'second') post1.comments.create(:name=>'first') post1.comments.create(:name=>'second') post2.comments.create(:name=>'third') post2.comments.create(:name=>'fourth') ...
查看可用ruby版本 [root@h202 ruby]# rvm list known -bash: rvm: command not found [root@h202 ruby]# su - root [root@h202 ~]# cd ruby/ [root@h202 ruby]# rvm list known # MRI Rubies [ruby-]1.8.6[-p420] [ruby-]1.8.7[-head] # security released on head [ruby-]1.9.1[...
EXPOSE 3000 # Execute our entry script. CMD ["/usr/local/bin/docker-entrypoint.sh"] 然而因为要对 lobsters 进行用户系统对接等修改,Gemfile / Gemfile.lock 不可避免的需要更新,开发工程师也顺手将 Ruby 版本调整到了 2.4.0 ,然而没想到只因为这么一个小小的变动,就开始了连环踩坑。 Gemfile 的变更记录...
:execute "GuiFont! Consolas:h" . s:fontsize endfunction inoremap <expr> <TAB> pumvisible() ? "\<C-y>" : "\<CR>" inoremap <expr> <Esc> pumvisible() ? "\<C-e>" : "\<Esc>" inoremap <expr> <C-j> pumvisible() ? "\<C-n>" : "\<Down>" ...