DPLongestIncreasingSubsequence finds the length of the longest increasing subsequence using a standard dynamic programming approach with O(n²) time co

DeleteUser removes a user from the database

Dequeue removes and returns the front element from the queue Returns an error if the queue is empty

ExecuteWithContext executes a context-aware task that can be cancelled. The task function must respect context cancellation by checking ctx.Done(). If

FindInsertPosition returns the index where the target should be inserted to maintain the sorted order of the array.

FindProductByID finds a product by its ID

FindProductByID returns a pointer to the product with the given ID and its index in the slice, or nil and -1 when no product matches.

FindProductByID finds a product by its ID

FindProductByID finds a product by its ID

GenerateRandomString generates a random string of the specified length

GenerateRandomString returns a URL‑safe random string of exact length using crypto/rand.

GetAverageSalary calculates the average salary of all employees.

GetNestedValue retrieves value from nested configuration key

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetProduct retrieves a product by ID

GetState returns the current state of the circuit breaker

IsEmpty returns true if the queue contains no elements

IsPalindrome checks if a string is a palindrome. A palindrome reads the same backward as forward, ignoring case, spaces, and punctuation.

ListUsers retrieves all users from the database

Map applies a function to each element in a slice and returns a new slice with the results

Cache Factory Functions NewCache creates a cache with the specified policy and capacity

NewContentAggregator creates a new ContentAggregator with the specified configuration

NewContextManager creates a new context manager

NewFIFOCache creates a new FIFO cache with the specified capacity

NewFileReader creates a new file reader

NewProductServiceServer creates a new ProductServiceServer

NewProductServiceServer creates a new ProductServiceServer

NewSchemaValidator creates a new schema validator

NewShapeCalculator creates a new ShapeCalculator

NewThreadSafeCache wraps any cache implementation to make it thread-safe

OptimizedLIS finds the length of the longest increasing subsequence using an optimized approach with O(n log n) time complexity.

OptimizedSearch is your optimized version of HighAllocationSearch It should produce identical results but perform better with fewer allocations

Pop removes and returns the top element from the stack Returns an error if the stack is empty

Read reads data from a file

Reduce reduces a slice to a single value by applying a function to each element

RemoveDuplicates returns a new slice with duplicate elements removed, preserving order

RetrieveDocument retrieves documents from GridFS

RevokeToken revokes an access or refresh token

RollbackMigration rolls back to a specific migration version

SetNestedValue sets value for nested configuration key

Size returns the number of elements in the stack

Size returns the number of elements in the stack

StartChangeStream starts monitoring account changes in real-time

UpdateUser updates an existing user's information

ValidateConfiguration runs validation pipeline

ValidateToken validates an access token

addLFUNode prepends node to the head of its FreqGroup, creating the group if needed. It also registers the node in the cache map and increments the ca

Middleware: JWT Authentication

Middleware: JWT Authentication

Helper functions findArticleByID finds an article by ID (Done)

---------------------------------------------------------------- Helpers ---------------------------------------------------------------- findArticleB

findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

============================================================================ 辅助函数 ====================================================================

Helper functions findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

Helper functions findArticleByID finds an article by ID

Helper function to find user by ID (Done)

Helper function to find user by ID

--------------------------------------------------------------- Helpers ---------------------------------------------------------------

Helper function to find user by ID

Helper function to find user by ID

Helper function to find user by ID

Helper function to find user by ID