Firefox does not have built-in support for BitTorrent magnet links, but you can add it by installing a browser extension. Here’s how: Open Firefox and go to the Add-ons section. Search for “BitTorrent magnet links” in the add-ons store and install the extension that best fits your needs. Once the extension is installed, restart Firefox. … Read more

A shortcode in WordPress is a simple code that can be used to display dynamic content within posts and pages. Here’s an example of how to create a shortcode in WordPress. Open the functions.php file of your WordPress theme. Add the following code to the functions.php file:   function example_shortcode() { return “This is an … Read more

To control and throttle FTP traffic on a Linux FTP server, you can use the tc command from the iproute2 package. The tc command can be used to set up traffic control rules and limit the bandwidth of the FTP traffic on port 21. Here’s an example of how you can limit the FTP traffic … Read more

The preview_post_link filter in WordPress can be used to change the URL of the Preview Post button on the post editor screen. You can use the following code to change the URL of the Preview Post button:   function custom_preview_post_link( $preview_link, $post ) { $preview_link = home_url( ‘/my-custom-preview-url/?p=’ . $post->ID ); return $preview_link; } add_filter( … Read more

To delete the source file after a successful transfer using rsync, you can use the –remove-source-files option. For example:   rsync –remove-source-files source_file destination This will transfer the file source_file to the destination and remove it from the source location after the transfer is complete. Note that the –remove-source-files option is only applied if the … Read more

To delete a word from a file or input using the sed command in Linux or Unix, you can use the following syntax:   sed ‘s/word_to_delete//g’ file.txt This will search for all instances of the word word_to_delete in the file file.txt and delete them. The g at the end of the expression specifies that all … Read more

To install htop on OpenBSD, you can use the pkg_add command, which is the package manager for OpenBSD. First, make sure your package list is up-to-date by running the following command:   sudo pkg_add -u Next, you can install htop by running the following command:   sudo pkg_add htop This will download and install the … Read more

A robots.txt file is a file used by web servers to communicate with web robots (also known as “bots” or “crawlers”) about which pages or sections of a website should or should not be crawled and indexed. The default content of a robots.txt file can vary depending on the web server and the specific configuration, … Read more

In Unix and Linux systems, the passwd command is used to change a user’s password. The basic syntax is as follows:   passwd [options] [username] If you’re changing your own password, you can simply run the command without specifying a username:   passwd The system will prompt you for your current password and then for … Read more

The “awk: warning: escape sequence ‘<‘ treated as plain ‘>’” error message is produced by the awk command when it encounters an escape sequence in a string that it does not recognize. In this case, the escape sequence \< is being interpreted as >, which can cause unexpected results in your script. To resolve this … Read more