golang Go Web App Log Log By default, golang has log package (Package log) for logging purpose import "log" Usage is simpl... 2021.04.17 golang
golang Go Web Application Http Test Http Test Go Unit Test explains how to use test package and test simple json handle functions. Next target is to ... 2021.01.18 golang
golang Go Unit Test testing package Go supports Test by default. testing package has functions to write test. To write test, fil... 2021.01.17 golang
golang Go error error There are a lot of situation to use error in go. some methods return not only values but also error at the ... 2021.01.17 golang
golang Go Web Application MySQL Go MySQL To connect Database is one of important part for Web Application. Get user data, item data, etc... Ther... 2021.01.16 golang
golang Go Web Application Request body Request body To send data from client, request body is one of the way.For post request, body data is important. F... 2021.01.16 golang
golang Go Web Application Read / Write Header Go Read and Write Header Header is important for web application. To send header parameter, we can change behavio... 2021.01.16 golang
golang Go Web Application File upload / download File upload To handle file upload, we need to handle multipart/form-data Sample code structure |-web | |-... 2021.01.11 golang
golang Go Web Application Middleware Middleware Middleware is middle man to handle http request. In Java, Filter is same. In node.js, we call same na... 2021.01.11 golang
golang Go Web Application Handle HandleFunc http Go supports web application development by default "net/http" package contains http support. Handle, ... 2021.01.11 golang