Visual Studio Code に Proxy を設定する方法 ref: http://qiita.com/cointoss1973/items/b3c84daeed90fd183501

json

// Place your settings in this file to overwrite the default settings
{
    "http.proxy": "http://proxy.example.com:8000",
    "http.proxyStrictSSL": false
}

settings.json

// Place your settings in this file to overwrite the default settings
{
    "http.proxy": "http://proxy.example.com:8000",
    "http.proxyStrictSSL": false
}