This is an article that looks into the problem of “strings within strings (with, Java)”. As I solve coding test problems, I look back on...

This is an article about the “digit addition (with.Java)” problem. As I solve coding test problems, I look back on the problems I solved and...

This is an article about the “OX Quiz (with.Java)” problem. As I solve coding test problems, I look back on the problems I solved and...

This is an article about UML (Unified Modeling Language). hello! Today, we will learn about UML (Unified Modeling Language) and introduce UML components and diagram...

This is an article about network security solutions. hello! Today, we will learn about Intrusion Detection System (IDS), which are important parts of network security,...