Problems with installation and use of webpack

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step:
1. First, npm install webpack-g
2. Later, npm install webpack@1.15.0 was installed locally-- save-dev
3. Then execute webpack-v
4. Prompt: The CLI moved into a separate package: webpack-cli

Would you like to install webpack-cli? (That will run npm install -D webpack-cli)  (yes/NO)yes,yes.

5. The result given to me is: {Error: Cannot find module "webpack-cli"

at Function.Module._resolveFilename (module.js:547:15)
at Function.Module._load (module.js:474:25)
at Module.require (module.js:596:17)
at require (internal/module.js:11:18)
at runCommand.then.result (C:\Users\leon-Yang\AppData\Roaming\npm\node_modules\webpack\bin\webpack.js:62:14)
at <anonymous>
at process._tickCallback (internal/process/next_tick.js:188:7) code: "MODULE_NOT_FOUND" }
?webpack-cli.node_moduleswebpack-cli.
?

install webpack-cli globally

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-7adcf6-14c07.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-7adcf6-14c07.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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