curl(Client URL, Command Line URL Viewer) : 常用的命令行工具,用来请求 Web 服务器(发出网络请求,然后得到和提取数据) 它的名字就是客户端(client)的 URL 工具的意思。 它的功能非常强大,命令行参数多达几十种。 如果熟练的话,完全可以取代 Postman 这一类的图形界面工具。
root@Nexus#docker-composebash: /usr/bin/docker-compose: Permission denied root@Nexus#chmod +x /usr/bin/docker-composeroot@Nexus#docker-composeDefineandrun multi-container applicationswithDocker. Usage: docker-compose [-f...] [options] [COMMAND] [ARGS...] docker-compose -h|--helpOptions:...
This is an alternative to sed, awk, perl and other tools. The function below works by finding all leading and trailing white-space and removing it from the start and end of the string. The : built-in is used in place of a temporary variable....
The last example explains the -f option. Open the terminal and run: Advertisement sleep3600&[1]46671wait46671 Open another terminal and stop the process with the kill command: kill-STOP46671 Once the process status changes, the wait command will be completed, and the process exit code will ...
Another handy command we can use when writing a script is exit. This command is used to terminate the current execution and deliver an exit code to the shell. Running an exit code without any arguments, will terminate the running script and return the exit code of the last command executed...
To display the exit code for the last command you ran on the command line, use the following command: $echo$? The displayed response contains no pomp or circumstance. It's simply a number. You might also receive a shell error message from Bash further describing the error, but the exit ...
在windows系统上打造这样的环境相比于在Linxu上要麻烦得多，各种问题层出不穷，一言不合就就ERROR。所以...
check Don't check the daemon's hostname against the name specified in the client certificate --project-directory PATH Specify an alternate working directory (default: the path of the Compose file) --compatibility If set, Compose will attempt to convert deploy keys in v3 f...
Change the last line of the program, theechocommand, to this. echo "hello $Name!" Add the logic to input a name in a moment but first test the program again. The result should be exactly the same as before. [dboth@david ~]$ hello.sh ...
"error": { "code": "ResourceDeploymentFailure", "message": "The resource operation completed with terminal provisioning state 'Failed'." } } ] If you want to get the output for previous deployments then you can pass an additional parameter to the script. The...