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New posts in data-structures
ArrayList's add(index,object) method throw IndexOutOfBoundException
Feb 24, 2026
java
arraylist
data-structures
collections
How is it possible to apply the lazy approach to update a segment tree if the update is more complex than simple addition or multiplication?
Feb 25, 2026
algorithm
data-structures
segment-tree
range-query
lazy-propagation
Mathematical function to find number of leaf nodes in a binary tree [closed]
Feb 25, 2026
algorithm
data-structures
binary-tree
What is the fastest way of updating an ordered array of numbers?
Feb 25, 2026
algorithm
sorting
data-structures
hash table internal index
Feb 25, 2026
java
data-structures
hash
hashtable
Appropriate data structure for faster retrieval process (data size: around 200,000 values all string)
Feb 23, 2026
php
data-structures
large-data-volumes
Qt-how to convert a QByteArray to struct
Feb 24, 2026
c++
qt
data-structures
struct
qbytearray
Java Dictionary value of type tuple
Feb 23, 2026
java
data-structures
dictionary
Data structure that supports the following in O(1) time: initialization, insertion, deletion, finding an element, deleting all elements
Feb 23, 2026
data-structures
language-agnostic
big-o
complexity-theory
Nearest neighbour search in a constantly changing set of line segments
Feb 23, 2026
algorithm
data-structures
kdtree
Search optimization problem
Feb 22, 2026
optimization
data-structures
Smallest missing number at any point in time in a stream of positive numbers
Feb 23, 2026
algorithm
data-structures
Functional map-like data structure with arbitrary length data as keys?
Feb 22, 2026
data-structures
haskell
dictionary
functional-programming
Columns in rows in big datasets (PostgreSQL) --Transponse?
Feb 21, 2026
postgresql
data-structures
bigdata
crosstab
Scala data structure and complexity O(1)
Feb 20, 2026
scala
data-structures
How can I efficiently find subsets of a set in a map?
Feb 20, 2026
algorithm
data-structures
What happens when you erase an element from boost::fibonacci_heap?
Feb 21, 2026
c++
boost
data-structures
priority-queue
fibonacci-heap
Taking the alternate value from tuple
Feb 20, 2026
python
data-structures
Multi Level Data Structure (Linked list)
Feb 19, 2026
c
linux
data-structures
linked-list
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