Simo, Author at Simon Technology Blog

Environment variable settings in Linux

Three methods for setting environment variables under Linux: If you want to add a path to $PATH, you can do it like the following Do this:

1. Set in the console, disapproved This way, because

October 16, 2021By Simo Linux environment, linux, Medium, setting, variableLeave a Comment

Parallels Desktop Win7 Remote Desktop The first character Shift button does not take effect

Today, the remote company’s server in the win7 system installed on Parallels desktop keeps prompting that the password is incorrect.
After investigation, it is found that the shift key is not eff

October 16, 2021By Simo Macos character, desktop, First, key, Parallels, remote, shift, Win, Win7Leave a Comment

Linux file management summary

1. What are the file management commands on Linux, their commonly used methods and related demonstrations 　　1, ls 　　Command function:< /span> List the contents of the current directory or speci

October 16, 2021By Simo Linux Document, linux, management, SummaryLeave a Comment

LVM logical volume and disk quota operation Daquan! (With the theoretical cheats)

1. Logical volume management1. Role: Dynamically adjust disk capacity to improve the flexibility of disk management
2. The /boot partition is used to store boot files and cannot be created based on

October 16, 2021By Simo Linux cheats, Daquan, disks, Introduction, logic, LVM, operation, quotas, rolls, theoryLeave a Comment

MacOS Homebrew installed, upgrade Python3

Install brew install python3 Upgrade brew upgrade python3 If you have installed python3 before, you need a new link

brew link –overwrite python span>

October 16, 2021By Simo Macos Homebrew, installation, MacOS, python, Python3, UpgradeLeave a Comment

Linux common command

1. What command is used to create a directory? What command is used to create a file?

Answer:
Create a directory: mkdir
Create a file: typically touch, vi can also create a file, in fact, as

October 16, 2021By Simo Linux Command, common, linuxLeave a Comment

Homebrew – Permissions Refused to install LIBXML2

So I am trying to update my rails environment to support 4.0 and ruby 2.0. So far, I have some trouble installing libxslt. When running in the terminal, I get :

$brew install libxml2
Error: