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Today, I connected my desktop computer to the router with an ethernet cable rather than Wi-Fi due having problem with a Wi-Fi extender. But the ethernet interface doesn’t worked. The problem didn’t occurred when test it on the Windows 10. So, the problem must be on Ubuntu. I had investigate the problem for a while, then I realized that the DHCP was not working, and also “netplan” package was not installed on my system....

Today, let’s talk about from the future. 2038 is the year that interests all of the computer systems which is using Unix’s time system epoch (also called timestamp) in the 32-bit integer format. Until this year, lots of system that not updated in hardware or software, will have become unusable or face with many problems. Well, what is the year 2038 problem? This is a problem that impact mostly 32-bit computer systems which is using Unix time format....