Rahul Sahu To download a file using curl on the Linux/Unix command line, you can use the following syntax: curl -O <URL> For example, to download a file named “example.txt” from “http://example.com/example.txt“, you would use the command: curl -O http://example.com/example.txt This will download the file and save it to the current working directory with the same name … Read more
To use the nmap command to scan a single IP address or host, you can use the following syntax: nmap <IP address or hostname> For example, to scan the IP address 192.168.1.1, you would use the command: nmap 192.168.1.1 Or to scan a hostname, for example, “example.com”, you would use the command: nmap example.com The … Read more
There are several ways to shut down a Linux server, depending on the type of system you are using. Here are a few common methods: Using the shutdown command: This command can be used to shut down a system at a specified time or after a specified delay. For example, to shut down the system … Read more
To remove the route for the subnet 169.254.0.0/255.255.0.0 from a CentOS or Red Hat Enterprise Linux system, you can use the route command. Run the command route -n to view the current routing table. This will show all the routes that are currently configured on the system. To remove the specific route, use the command … Read more
If you see a message in Google Search Console that a page has been “Crawled – currently not indexed,” it means that Google’s crawler (also known as a “bot”) has successfully accessed the page, but for some reason, the page is not being included in the Google index. Here are a few steps you can … Read more
There are several steps you can take to fix the “404 not found” error in Google Search Console: Create redirection of 404 pages to any of your relevant blog Check for typos in the URL: Make sure that the URL you’re trying to index is spelled correctly and that there are no extra spaces or … Read more
TIDIO is a live chat software that allows you to communicate with your website visitors in real-time. Some of its features include: Customizable chat widget: The chat widget can be customized to match your website’s design and branding. Automatic triggers: TIDIO can automatically trigger the chat widget to appear based on certain conditions, such as … Read more
In Debian or Ubuntu, you can secure a Lighttpd web server with a Let’s Encrypt TLS/SSL certificate using the certbot tool. Here are the steps you can follow: Start by installing certbot by running the following command: sudo apt-get install certbot -t stretch-backports Next, you will need to stop the Lighttpd service by running the … Read more
It is important to note that, OpenSUSE 15.1 and 15.2 are not the latest releases, and are not supported anymore. Upgrading to a newer version of OpenSUSE is recommended. Also, it’s important to backup your data and to test the upgrade in a non-production environment before upgrading a production system. To upgrade OpenSUSE to a … Read more
Let’s Encrypt is a certificate authority that provides free SSL/TLS certificates. acme.sh is a command-line client for Let’s Encrypt that can be used to automate the process of obtaining and renewing SSL/TLS certificates. To use acme.sh to obtain a wildcard certificate for a domain hosted on Amazon Route 53, you will need to follow these … Read more