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New posts in data-structures
Improve Array transformation in Javascript
Jul 09, 2026
javascript
algorithm
performance
optimization
data-structures
O(m+n) algorithm to check if a directed graph is unilaterally connected
Jul 09, 2026
algorithm
data-structures
graph
graph-theory
graph-algorithm
Why is the call via stream() so much more time consuming than with if-clauses?
Jul 08, 2026
java
arrays
performance
data-structures
java-stream
Haskell set datatype/datastructure
Jul 08, 2026
haskell
data-structures
set
compare
equality
Converting an IEnumerable to a lookup with multiple keys per value
Jul 08, 2026
c#
linq
data-structures
dictionary
lookup
I need a slightly different multimap
Jul 06, 2026
c++
string
data-structures
multimap
What is the CS definition of a Php Array?
Jul 06, 2026
php
data-structures
computer-science
IEnumerable query with GroupBy with Min and Projection
Jul 07, 2026
linq
data-structures
linq-to-objects
Java collections: TreeMap.size() and TreeSet.size(): O(1) or O(n)?
Jul 07, 2026
java
data-structures
Any advantages of binding a list of objects to a grid instead of to a datatable? (.NET)
Jul 07, 2026
.net
data-binding
list
data-structures
datatable
How to implement Karatsuba Multiplication in javascript?
Jul 06, 2026
javascript
algorithm
data-structures
multiplication
Database created with perl stored as xml
Jul 06, 2026
xml
perl
data-structures
C# and datastructures, do you ever need to write your own?
Jul 06, 2026
c#
data-structures
Merging nested defaultdicts
Jul 06, 2026
python
data-structures
union
defaultdict
Malloc memory layout
Jul 05, 2026
c
pointers
data-structures
malloc
Number of occurrences of a number in a particular range?
Jul 05, 2026
arrays
algorithm
data-structures
segment-tree
How to implement a variable-length heterogeneous sequence of structs
Jul 05, 2026
c
data-structures
Deleting an item in a SinglyLinkedList
Jul 05, 2026
java
object
data-structures
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