collections – Page 4

Listing Collections in MongoDB

Understanding MongoDB Collections MongoDB is a document database, and data is organized within databases and collections. … Listing Collections in MongoDBRead more

collections, database, db-getcollectionnames, documents, list-collections, mongodb, shell, show-collections, system-collections

Counting Item Occurrences in NumPy Arrays

NumPy arrays are a fundamental data structure in scientific computing and data analysis. When working with … Counting Item Occurrences in NumPy ArraysRead more

Array, bincount, collections, counter, counting, NumPy, occurrences, sum, unique values

Removing the First Element from a List in Python

Removing the First Element from a List in Python Lists are fundamental data structures in Python, … Removing the First Element from a List in PythonRead more

collections, data structures, del, deque, list, pop(), Python, remove, Slicing

Using LINQ to Select Distinct Elements by Property Values

Introduction When working with collections of objects in C#, you may encounter scenarios where you need … Using LINQ to Select Distinct Elements by Property ValuesRead more

c#, collections, distinct, extension-method, GroupBy, LINQ, net-6

Identifying and Extracting Duplicate Elements from Lists

Finding Duplicate Elements in Lists Lists are fundamental data structures in programming, and often we need … Identifying and Extracting Duplicate Elements from ListsRead more

algorithm, collections, counter, data structures, duplicates, list, Python, set, unhashable

Converting Lists to Arrays in Java

Converting Lists to Arrays in Java Java’s List interface and array data structures serve different purposes. … Converting Lists to Arrays in JavaRead more

Array, collections, Conversion, data structures, generic-methods, Java, list, performance, primitive-types, toarray

Converting ArrayList to String Array in Java

Converting ArrayList to String Array in Java The ArrayList is a dynamic, resizable array implementation in … Converting ArrayList to String Array in JavaRead more

ArrayList, collections, Conversion, data structures, Java, string-array, toarray, type-safety

Extracting Values from Dictionaries in Python

Accessing Dictionary Values as a List Dictionaries are a fundamental data structure in Python, used to … Extracting Values from Dictionaries in PythonRead more

collections, data structures, dict-values, Dictionary, extraction, list, list comprehension, Python, values

Working with Collections and Arrays in C#

Introduction C# provides powerful ways to store and manage collections of data. Two fundamental approaches are … Working with Collections and Arrays in C#Read more

Arrays, c#, collections, dynamic-data-structures, Lists

Java's Enhanced For Loop: Iterating Collections and Arrays

Java’s Enhanced For Loop: Iterating Collections and Arrays The enhanced for loop, also known as the … Java's Enhanced For Loop: Iterating Collections and ArraysRead more

collections, enhanced-for-loop, For-Each Loop, iteration, Java