How do applications listen on specific ports using sockets?

SheCodes Athena says: ... localhost:8080 refers to a web server running on your local machine at port 8080. It is commonly used for web development or testing ... Dec 26, 2010 ... It can be fixed by going to about:config (from the address bar), changing the network.dns.disableIPv6 value to false and restarting the browser. Feb 6, 2018 ... I downloaded the virtual box host, and run it, the the erpnext virtual machine is running, but I cannot access any page with http://IP:8080. Jan 27, 2011 ... localhost/web is equal to localhost:80/web OR to 127.0.0.1:80/web localhost:8080/web is equal to localhost:8080/web OR to 127.0.0.1:8080/web Jan 3, 2025 ... The error message refers to localhost:8080/api/v2/canister/.../read_state which is a network-local URL. If you're proxying that to https://icp-api.io then your ... Mar 6, 2022 ... The test only works for localohost (the octoprint server). However, "http://localhost:8080/?action=snapshot" works for all LAN device, and "http://lan-ip:8080/ ... I have a file that I am trying to access from my Raspberry Pi browser. When I try to go to the following address: http://localhost:8080/home/pi/modules/my_file ... Step 2: Open Your Browser. Once the server runs, open a browser (like Chrome, Firefox, or Edge) and type http://localhost:8080 into the address bar. This URL ... ... localhost:8080/geowebcache/rest/seed/nurc:Arc_Sample.xml" Sample response:: * About to connect() to localhost port 8080 (#0) * Trying 127.0.0.1... connected ... Feb 24, 2025 ... I get this issue with my setup: sudo kubectl cluster-info dump The connection to the server localhost:8080 was refused - did you specify the right host or port?