Overview Backlash is an escaping character. To print a backslash we need to first escape is with another backslash character when using double-quotes. However, a backslash can also be printed using backquotes….
Tag: go
Conversion between float32 and float64 in Go (Golang)
Overview Golang requires explicit conversion to convert from one type to the other. Conversion between float32 and float64 data type requires explicit type conversion. Below is the syntax for that. This converts some_value…
Convert int to float in Go (Golang)
Overview Golang requires explicit conversion to convert from one type to the other. An int data type can directly be converted into float data type using explicit type conversion. Below is the syntax for…
Convert float to int in Go (Golang)
Overview Golang requires explicit conversion to convert from one type to the other. The float data type can directly be converted into float data type using explicit type conversion. Below is the…
Pause Execution of a goroutine until an activity or event is completed in Go (Golang)
Overview Channels can be used to pause the execution of a goroutine until an activity is completed. For a Unbuffered Channel Goroutine will block on send operation if there is no other…
How to access the struct from another package in Go (Golang)
Overview The struct name in another package must start with a capital letter so that it is public outside its package. If the struct name starts with lowercase then it will not…
How to call a function from another package in Go (Golang)
Overview The function in another package must start with a capital letter so that it is public outside its package. If the function name starts with lowercase then it will not be…
Difference between GRPC and Rest
Overview REST is an architectural style built on top of HTTP/1. GRPC is not a style instead it is an RPC framework built on top of HTTP/2 and it uses protocol buffers…
How to initialize a struct having an array or slice field in Go (Golang)
Overview A struct can have a field which is a slice or array of another type. To initialize such a struct we can initialize the slice/array of another type first. After that, we…
How to intialize a struct that has another nested struct in Go (Golang)
Overview A struct can have another struct nested in it. Let’s see an example of a nested struct. In below example employee struct has the address struct nested it in. To initialize such kind of struct…