Golang

What methods can be used to extract data from a channel in programming?

Is the behavior of the select function in Go predictable or random?

Junior — Middle

Касперский

How are triggers implemented in a database or system?

How is the storage of keys longer than 128 bytes implemented in a map structure?

Junior — Middle

МТС

At what stage and what exactly is recommended to check first during application development according to DDD principles?

How is inheritance mechanism implemented in Go language and what is its implementation?

What is the main application area of the UPD protocol in network communications?

How can you prevent race conditions during parallel data processing?

What are hash tables used for in programming?

Junior — Middle

МТС Digital

How can you refer to a slice element outside the function in a programming language?

How to solve the problem of concurrent booking when switching to a real database?

Senior

2gis

Are there any deadlines or offers already?

Senior

OZON

Explain the main purpose and principles of operation of an HTTP server implemented in Go.

What measures can be taken to prevent exceeding the open file descriptor limit in the system?

Junior — Middle

Avito

What methods can be used to intercept and handle panic-type errors in a program?

Tell me more about Redis: what kind of directories are there, what data is stored there?

Senior

МВидео

How does Golang manage automatic memory cleanup and garbage collection?

What is the main task of the Pprof tool and how is it used in performance analysis of programs?

What will the code with goroutines and a closure of the variable city in a loop output? How to fix it?

What components are included in the runtime environment of a program?