小编Nai*_*ive的帖子

我想简要说明以下命令行：

grep -i 'abc' content 2>/dev/null 

root@user-desktop:/etc# sudo /usr/sbin/service vsftpd restart    
restart: Unknown instance:

我正在尝试使用 easy_install 安装“请求模块”，但出现以下错误：

$ sudo easy_install requests
Processing requests
error: Not a recognized archive type: requests

如果我尝试使用pip，则会出现以下错误：

$ pip install requests
Unknown or unsupported command 'install'

在运行下面的简单 Python 程序时，出现以下错误：

./url_test.py: line 2: syntax error near unexpected token `('                  
./url_test.py: line 2: `response = urllib2.urlopen('http://python.org/')'

import urllib2      
response = urllib2.urlopen('http://python.org/')  
print "Response:", response

# Get the URL. This gets the real URL. 
print "The URL is: ", response.geturl()

# Getting the code
print "This gets the code: ", response.code

# Get the Headers. 
# This returns a dictionary-like object that describes the page fetched, 
# particularly the headers sent by the server
print "The Headers are: ", …

以下代码是读取下载目录中的所有文件，但是当我执行此代码时，它不会打印（显示），此代码有什么问题..？

import glob   
path = '/home/mypc/download/*.html'   
files=glob.glob(path)   
for file in files:     
    f=open(file, 'r')  
    f.readlines()   
    f.close() 

我正在使用 Ubuntu 12.04 并尝试扩展分配给 Linux 虚拟机的大小，但我找不到vmware-vdiskmanager或找不到任何安装vmware-vdiskmanager. 谁能告诉我如何安装vmware-vdiskmanager或链接下载它...？

我正在尝试通过传递使用 python 保存 url 的变量来使用 wget 下载页面，但它没有用。

url=http://www.example.com/support/security/


os.system("wget -P download url")

任何人都可以指定这有什么问题......？

我正在尝试进行“升级”并出现以下错误。

$sudo apt upgrade
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... Done
The following package was automatically installed and is no longer required:
  notepadqq-common
Use 'apt-get autoremove' to remove it.
The following packages will be upgraded:
  fonts-opensymbol
1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/110 kB of archives.
After this operation, 1,024 B of additional disk space will be used.
Do you want to continue? …

我已经在旧系统上安装了新的希捷硬盘并安装了 Ubuntu 14.04。我使用检查磁盘状态gksudo gnome-disks并得出Disk is OK, one attribute failed in the past. 我没有得到此消息的任何正确链接。有人能说出这是什么意思吗？