Freaks City

Overview Vim is a powerful modal text editor that comes pre-installed on most Linux distributions. Unlike traditional editors, Vim operates through different modes, each designed for specific tasks. This guide covers essential Vim operations including text navigation, editing, and configuration. Understanding Vim Modes Vim operates primarily in ...

coc.nvim is a Node.js extension host for Vim and Neovim that enables loading VSCode-style extensions and hosting language servers, bringing VSCode-level intelligent features to the Vim ecosystem. This powerful plugin transforms traditional Vim in to a modern, efficient development environment. Key Advantages of coc.nvim coc.nvim stands out in t ...

Command Mode Fundamentals Vim's efficiency stems from its ability to execute commands with repetitions and precise movements. In command mode, prefixing a command with a number repeats it that many times. Movement commands can be combined with editing operations for rapid navigation and modification. Basic Movement Mastering cursor movement is ...

Vim is a highly efficient text editor that supports extensive customization through plugins and configuration files. The primary configuration is handled via the .vimrc file located in the user's home directory (~/.vimrc). Below is a robust configuration setup that utilizes Vundle for plugin management, along with optimized settings for code de ...

Firewall Management Check firewall status: systemctl status firewalld Start firewall: systemctl start firewalld List all firewall rules and open ports: firewall-cmd --list-all Open a specific port (e.g., 8080/tcp): firewall-cmd --add-port=8080/tcp --permanent Reload firewall to apply changes: firewall-cmd --reload Verify if a port is open: ...

Removing Blank Lines To delete all blank lines and those containing only whitespace: :g/^$/d To remove lines that contain only spaces or tabs: :g/^\\s\*$/d To eliminate lines starting with #, or with spaces or tabs followed by #: :g/^\\s\*#/d For PHP configuration files where comments start with ;: :g/^\\s\*;/d To delete lines from the second l ...

When cloning a CentOS 6.5 virtual machine, duplicate network interface configurations can cause conflicts. To avoid this, update the MAC address, hostname, and IP settings to ensure unique identification and connectivity. 1. Update Network Interface Configuration Edit the primary network interface file to assign a new static IP and correct MAC ...

Vim Fundamentals Vim is a modal text editor with three core modes: Normal Mode: The default mode when launching Vim. Used for navigation, searching, and editing. Insert Mode: Used for adding or modifying text content. Command Mode: Used for executing commands, saving files, and configuring editor settings. Entering Insert Mode Shortcut Des ...

Vim Process inspection: ps -ef | grep PID Delete text: Ctrl+U: Remove all characters before cursor Ctrl+K: Remove all characters after cursor Batch replacement in Vim: :%s/old/new/g Example: :%s/docker\.io/registry.cn-hangzhou.aliyuncs.com\/acs-sample/g Paste formatted code: :set paste Show line numbers: :set nu Delete all content: :%d ...

Chip Development Environment Key tools for chip developmant include: Linux/Unix operating system EDA tools with TCL scripting SVN/GIT for version control Makefile build scripts Perl/Python scripting languages Vim/Gvim text editors Basic Linux Commands User and System Information who # Display users currently logged in whoami ...