What is is.na() function in R?
Overview is.na() is used to deal with missing values in the dataset or data frame. We can use this method to check the NA field in a data frame and he...
What are the basic fundamental concepts of programming?
Key takeaways: Programming fundamentals include core concepts like variables, syntax, data types, flow control, and debugging which are common across ...
data structures
oop
programming
How to convert a string to a time in Golang
Key takeaways: The time.Parse() function in Golang is essential for converting a string into a time object. The function requires two parameters: a fo...
How to segregate 0s and 1s in C++
Suppose we’re working on a project that deals with binary data where 0 represents one state and 1 represents another. For example, in computer science...
What is the fluid grid layout in PWA?
PWA stands for Progressive Web Application , which operates on web and mobile devices. It combines the best features of websites and mobile applicatio...
What are nested types in Swift?
Swift allows nesting types within other types. This is done by defining a type in another type's definition. There is no standard syntax for this. Let...
What is the COCOMO model?
COCOMO stands for the constructive cost model, a cost estimation model for software projects based on LOC. The number of lines of code The COCOMO mode...
Business transaction models for API products
In today’s digital world, Application Programming Interfaces (APIs) are both a technological tool and a business strategic asset. APIs can be applied ...
api analytics
api products
business transaction model
What is event stream processing?
Event stream processing (ESP) is a computing paradigm that involves the analysis of event streams or sequences of events in real-time. In this context...
Overloading binary operators in D
Operator overloading in object-oriented programming Operator overloading is a type of compile-time polymorphism. In this process, the compiler determi...
How to ensure concurrency using threading in Python
In this digital era, optimal performance is crucial to any application and cannot be achieved without handling multiple tasks concurrently. Python is ...
Why are JWTs used in API security?
In the realm of API development and general web infrastructure, security plays a pivotal role. Perhaps the most important part of securing APIs is im...
How to test React components in TypeScript
Testing React components plays a pivotal role in application development because it helps ensure the individual components and the application work as...
How to statically type React components with TypeScript
Key takeaways: Combining React with TypeScript enhances error detection, code quality, and developer productivity by adding static types to JavaScript...
What is the difference between ELT and ETL?
Data integration combines data from different sources to provide a unified and complete dataset for analytical purposes. Data integration is an import...
How to represent arrays in YAML
Key takeaways: Arrays are fundamental data structures used to store a collection of values. YAML provides two styles for representing arrays: block se...
What are the main elements of an Altair chart?
The Altair library is used for declarative statistical visualization in Python. It’s designed to simplify the creation of interactive and informative ...
The Series.cbrt() function in Polars
Polars is a DataFrame library for Rust designed for fast, flexible, and expressive data manipulation and analysis. It provides similar functionalities...
What is train/test/validation set splitting?
Train, test, and validation set splitting is a main concept in machine learning. It involves gathering or collecting a dataset and dividing it into th...
train
test
validation
datasets
machine leaning
What is setter injection?
Dependency injection (DI) is a design pattern crucial in enhancing software applications’ modularity, maintainability, and testability. It is a techni...