Martin Gallagher questions

Martin Gallagher answers

• Golang cannot range over pointer to slice
• How to print the value of a key containing dots
• cpuprofile and memprofile in golang testing
• How to use pooling of database inside function using actix?
• Why a constant escapes to heap in golang?
• Why passing pointers to channel is slower
• golang working effectively with Null* types
• Golang idiomatic error handling
• Rust best practices when specifying a constant hash map [duplicate]
• Select random rows from mysql table [duplicate]