#python 
            
            #requests 
            
          
        
        
        
          
            Python: get remote IP from HTTP request using the requests module
          
        
        
          
        
      
    
      
        
        
        
          
            
            #certbot 
            
            #nginx 
            
            #systemd 
            
          
        
        
        
          
            Let’s encrypt with Nginx and systemd timers for renewal
          
        
        
          
        
      
    
      
        
        
        
          
            
            #apache 
            
            #lamp 
            
            #lsof 
            
            #strace 
            
          
        
        
        
          
            LAMP: Troubleshooting slow website with strace and lsof
          
        
        
          
        
      
    
      
        
        
        
          
            
            #shoutcast 
            
          
        
        
        
          
            CentOS/RHEL: Installing SHOUTcast Server
          
        
        
          
        
      
    
      
        
        
        
          
            
            #lvm 
            
            #resize2fs 
            
          
        
        
        
          
            How-to extend a root LVM partition online
          
        
        
          
        
      
    
      
        
        
        
          
            
            #gpg 
            
            #passphrase 
            
            #pinentry 
            
          
        
        
        
          
            Creating GPG keys issue on CentOS with GNOME Desktop
          
        
        
          
        
      
    
      
        
        
        
          
            
            #regex 
            
          
        
        
        
          
            Regular-Expression (RegEx)
          
        
        
          
        
      
    
      
        
        
        
          
            
            #awk 
            
            #nginx 
            
            #php-fpm 
            
          
        
        
        
          
            Adjusting child processes for PHP-FPM (Nginx)
          
        
        
          
        
      
    
      
        
        
        
          
            
            #nginx 
            
            #phpmyadmin 
            
          
        
        
        
          
            CentOS/RedHat: Secured phpMyAdmin on Nginx with SSL only