Tag: Linux
Stop reference spam from *.xyz domains
Add to /var/www/html/.htaccess following lines:
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
# Block/Forbid Referer Spammers/Referer Phishing
RewriteCond %{HTTP_REFERER} .*\.xyz [NC,OR]
RewriteCond %{HTTP_REFERER} .*\.best [NC]
RewriteRule .* - [F]
</IfModule>
Restart apache
sudo service apache2 restart
Install certbot certificate
SSH to server
Add Certbot PPA
sudo apt-get update
sudo apt-get install software-properties-common
sudo add-apt-repository universe
sudo add-apt-repository ppa:certbot/certbot
sudo apt-get update
Install Certbot
sudo apt-get install certbot python-certbot-apache
Get and install certificate
sudo certbot --apache
Test automatic renewal
sudo certbot renew --dry-run
Confirm that Certbot worked
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How to change linux timezone
ln -sf /usr/share/zoneinfo/Europe/Kiev /etc/localtime
~/.bashrc
export PS1='\[\e[0;34m\][\@]\[\e[m\] \[\e[0;36m\]\u@\h: \[\e[m\]\w $ '
alias chgrp='chgrp --preserve-root'
alias chmod='chmod --preserve-root'
alias chown='chown --preserve-root'
alias grep='grep --color=auto'
alias ll='ls -l'
alias ls='ls --color=auto'
alias h='history | grep'
# Show open ports
alias ports='netstat -tulanp'
# Lookup for process
alias psx='ps auxw | grep'
# History settings
export HISTFILESIZE=20000
export HISTSIZE=10000
shopt -s histappend
# Combine multiline commands into one in history
shopt -s cmdhist
# Ignore duplicates, and some commands
HISTCONTROL=ignoredups
export HISTIGNORE="&:ls:ll:cd:[bf]g:exit"
export HISTTIMEFORMAT='[%F %T] '
PATH=$PATH:~/bin
for d in ~/apps/*/bin; do PATH="$PATH:$d"; done
export PATH
export GREP_OPTIONS='-n -I --exclude-dir=.git --exclude-dir=.idea'
export JAVA_HOME=/usr/lib/jvm/java-8-oracle