Replace old text with new text Linux Command
[root@srv01 demo]# grep -rl ‘from test old’ . | xargs sed -i ‘s/from test old/from test new/g’
Update LANG Edit environtment vi /etc/environment add these lines… LANG=en_US.utf-8 LC_ALL=en_US.utf-8 Update and upgrade Core yum -y update yum -y upgrade Install NGINX yum install epel-release yum install nginx Start NGINX and Enable Service systemctl start nginx systemctl enable nginx Install PHP 8.0 Enable Remi Repo yum install http://rpms.remirepo.net/enterprise/remi-release-7.rpm Check yum –disablerepo=”*” –enablerepo=”remi-safe” list php[7-9][0-9].x86_64…
Listing sizes in AWS S3 Buckets Getting the whole bucket size aws s3 ls s3://$BUCKETNAME/ –recursive –human-readable –summarize | tail -n2 Tail is used because otherwise all files will be printed on screen (but you may want that for some reason). Getting the size of a specific directory/file You just need to add the path…
This guide will show you how to extend or resize an ext2/3/4 and XFS File System without LVM at runtime. This could be a root partition configured with ext2/3/4 or XFS filesystem but without any LVM configured. Step 1: Check your current root disk capacity For this demonstration, I have a CentOS 7 VM with…
cat /usr/local/nginx/conf/vhost.ssl.d/domainname.com.conf Add below lines before – location = /favicon.ico { #………….. Cpnginx OCSP stapling protection for security start ……………….. ssl_stapling on; ssl_stapling_verify on; ssl_trusted_certificate /usr/local/nginx/conf/ssl.ca.d/gameoncricket.com_ca-bundle; resolver 127.0.0.1 8.8.8.8 4.2.2.1 8.8.4.4 4.2.2.2 valid=300s; resolver_timeout 5s; #………….. Cpnginx OCSP stapling protection for security end………………….. After above, nginxctl rebuildvhost domainname.com check nginx status – systemctl status nginx.service…
What is a WHOIS Database? The WHOIS database contains the listing of all registered domains on the internet. You can do a WHOIS lookup to access various details related to a domain like registration date, expiry date, domain ID, name of registrar, contact information, server name and more. The WHOIS database is available to the…
About the TLS Extension Server Name Indication (SNI) When website administrators and IT personnel are restricted to use a single SSL Certificate per socket (combination of IP Address and socket) it can cost a lot of money. This restriction causes them to buy multiple IP addresses for regular https websites from their domain host or…