What is Consistent Hashing?
Consistent Hashing is a hash algorithm specifically designed to address the dynamic scaling issues of…
Posted inOS
Several Process Scheduling Algorithms
Process Scheduling Algorithms In operating systems, process scheduling algorithms determine how the CPU allocates time…
Posted inAlgo
The Principle of Quick Sort
Quick sort adopts the divide and conquer strategy. Its basic idea is: Choose a Pivot:…
Posted inDB
Scenarios Where SQL Indexes Fail
1. Using functions or expressions on indexed columns When performing function operations, mathematical expressions,…
Posted inOS
What is a Memory Barrier?
When asked about memory barriers in an interview, you can answer systematically from three aspects:…
Posted inAlgo
What’s the Difference Between Arrays and Linked Lists?
Arrays and linked lists are two common basic data structures, and they have some important…
Posted inOS
Methods of Inter-Process Communication
1. Pipes Features: Half-duplex, used only for related processes (e.g., parent-child), exists in memory, operable…
Posted inOS
What’s the Difference Between Threads and Processes?
Processes and threads are two fundamental concepts in operating systems for managing program execution. Their…
Posted inMemory
Dynamic Linking vs Static Linking
Arrays and linked lists are two very common basic data structures, and there are some…
Posted inAlgo
The Characteristics of Red-Black Trees
I. Core Characteristics Node Color Characteristic Each node is either red or black. Example: A…