How to implement user redirection from mobile devices to a mobile subdomain (like VKontakte)?
Middle
151
C#
What are delegates?
Middle+
151
What motivates you to look for a new position in this field?
Junior — Middle
150
What is asynchrony and what is its essence? How is it achieved?
Middle
148
Tell us about an interesting task you recently worked on (description of the warehouse robot management service architecture)
Middle+
147
Task 1 Implement (without using LINQ) a method that returns an array without duplicates while preserving the order of elements. int[] Distinct(int[] src) //[1,2,5,3,3,2] → [1,2,5,3] -------------- insert solution below --------------
Middle+
147
How many IPv4 addresses are there in total or how can this be calculated?
Middle
146
Is it good to return void in asynchronous methods? Pitfalls of async void?.
Middle
143
How can this SQL query be optimized to the maximum?
Middle
141
What is the complexity of QuickSort?
Middle
140
In which direction do you want to grow professionally?
Middle+
140
Can you tell about the most exciting or challenging task you had to solve in your practice?
139
What aspects or situations in the company do you find particularly attractive and valuable?
Junior — Middle
139
How do geolocation services determine location based on IP address?
Middle
138
What will be printed to the console and why? (code with Task.WhenAll, Thread.Sleep(1000), and Task.Delay(1000))
Middle
138
How many requests to the network service will be made when using FilterLast with take(4) from a collection of 10 elements? And FilterLast2?
Middle
137
Why are transactions needed in a database?
Middle
135
What is a Leaky Abstraction?
Middle+
135
What does the keyword yield mean? Why is it used?
Middle
134
Why did you add List to the solution if you could just use HashSet and call ToList?
Middle
127