Golang

What will be important to you when choosing a new workplace?

Senior

VK

How can strings be efficiently concatenated in Go? What options are available?

Senior

VK

Tell me about SQL injections

Middle

VK

Write a function that checks whether a string is a palindrome. - A palindrome is a sequence of characters that reads the same forwards and backwards. - Only alphabetic characters a-zA-Zа-А-я should be checked, case-sensitive should not be considered.

Middle

VK

Do you consider yourself a middle or senior position?

Middle+

VK

What is an inode in Linux?

Senior

VK

What is XSS (Cross-Site Scripting) and how to combat it?

Middle

VK

Have you had experience optimizing queries in relational databases?

Middle

VK

What synchronization primitives are available in Go?

Senior

SelectelVK

How to understand which bucket to put a new element in?

Middle

VK

Write a function that checks whether a string is a palindrome. A palindrome is a sequence of characters that reads the same in both directions. Check only alphabetic characters a-zA-Za-яА-Я, ignore case. Input: "isPalindrome" Output: false <p> Input: "А роза упала на лапу Азора" Output: true <p> Input: "Is_s_d_+_ssi" Output: true

Middle

VK

What test cases will you use for this algorithm?

Middle

VK

import "fmt" func maxDistants(arr []int)int{ maxDist := 0 lastOne := -1 for i:= 0; i < len(arr); i++{ if arr[i] == 1 { if lastOne == -1 { maxDist = i } else { dist := (i - lastOne)/2 if dist > maxDist { maxDist = dist } } lastOne = i } } if arr[len(arr)-1] == 0 { dist := len(arr) - 1 - lastOne if dist > maxDist { maxDist = dist } } return maxDist } func main() { fmt.Println(maxDistants([]int{1, 0, 0, 0, 1})) }

Middle

VK

Why are indexes not created on all columns and their combinations?

Middle

VK

Imagine you have a huge database (billions of users in a social network) and need to find a user by ID, but the query is slow. What would you do first?

Middle

VK

Write a function that checks whether a string is a palindrome. A palindrome is a sequence of characters that reads the same forwards and backwards. Check only alphabetic characters a-я, А-Я, case-sensitive not considered.

Middle

VK

What components are in the Kubernetes architecture?

Senior

VK

Where is UDP best applied?

Middle

VK

How do atomic operations work?

Middle

VK

How does a hash table work?

Middle

VK