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Articles on Trending Technologies
Technical articles with clear explanations and examples
Difference Between Retinol and Retinyl Palmitate
Retinol and retinyl palmitate are both forms of vitamin A, which is an essential nutrient for maintaining healthy skin, eyesight, and immune function. However, they differ in their chemical structures, properties, and functions, and their effectiveness and safety for skin care depend on various factors, such as concentration, formulation, pH, stability, and individual skin type and condition. What is Retinol? Retinol is the purest and most active form of vitamin A, also known as all-trans retinol, which is a yellow crystalline compound that is soluble in fat and alcohol but not in water. It is derived from animal sources, such ...
Read MoreDifference Between Retinol and Retinoid
As both retinol and retinoids are often found in cosmetics and dietary supplements, the terms are commonly used interchangeably. Anti-aging, acne-fighting, discoloration-reducing, and skin- brightening benefits have all been attributed to them. Because these substances are ineffective in sunlight, dermatologists recommend using them after dark. Both begin life as vitamin A and must be converted into retinoic acid before they can be used on the skin. Retinol and prescription retinoids share the same first syllable, although retinoid is the more general name for them both. Nevertheless, retinol is more widely available since it is an OTC medicine despite having a ...
Read MoreCheck If the Rune is a Letter or not in Golang
There is built-in support for Unicode, including its rune type, in the statically-typed computer language Go. A Unicode code point is represented by a rune, which is the equivalent for the int32 type. There are various methods for determining if a rune is a letter or not in the Go language. In this article, we'll explore how to check if a rune is a letter or not in Go, and we'll provide examples of how to do that using different techniques. Why do we need to check If a Rune is a Letter? A rune in Go is a Unicode ...
Read MoreDelete Elements in a Slice in Golang
Slices in Golang are dynamically-sized sequences that provide a more powerful interface than arrays. They are commonly used for storing collections of related data. Sometimes, we may want to delete elements from a slice. In this article, we will discuss how to delete elements in a slice in Golang. Deleting Elements in a Slice In Golang, we can delete elements from a slice using the built-in append() function. Here's how it works − ExampleHere's an example of how to use the deleteElement() function to delete an element from a slice −package main import "fmt" func deleteElement(slice []int, index ...
Read MoreCopy the Sign of Given Number in Golang
In Golang, copying the sign of a given number is a common operation that may be needed in certain scenarios. For example, when performing arithmetic operations on numbers, it may be necessary to ensure that the sign of the result matches the sign of one of the operands. In this article, we will explore how to copy the sign of a given number in Golang, and discuss some use cases where this operation might be useful. Copying the Sign of a Given Number in Golang To copy the sign of a given number in Golang, we can use the math.Copysign() ...
Read MoreCopy an Array by Value and Reference into Another Array in Golang
In Golang, arrays are fixed-size data structures that hold a collection of values of the same type. In some cases, it may be necessary to copy an array to another array either by value or by reference. In this article, we will explore how to copy an array in Golang both by value and by reference. Copying an Array by Value in Golang In Golang, when you assign an array to another variable or pass it as a parameter to a function, it is copied by value. This means that any changes made to the copied array will not affect ...
Read MoreCompressing a File in Golang
Data compression is a process of reducing the size of data in order to save space or transmit data faster. Golang provides several libraries for compressing and decompressing data. In this article, we will discuss how to compress a file in Golang using the "compress/gzip" package. What is gzip Compression? gzip is a file format and a software application used for file compression and decompression. It is based on the DEFLATE algorithm, which is a combination of LZ77 and Huffman coding. gzip compresses a file into a smaller size, making it easier to store and transmit over the network. Compressing ...
Read MoreComposition in Golang
Composition is a powerful concept in object-oriented programming that allows creating complex types by combining smaller, simpler types. It enables building new types that have the functionality of several existing types, without the need to inherit from them. In Go, composition is achieved using struct embedding, a language feature that allows embedding one struct type inside another. In this article, we will explore how composition works in Go and how it can be used to create more flexible and modular programs. What is Composition? Composition is a mechanism that enables combining simpler types to create more complex ones. It is ...
Read MoreComparison between Go & Node.js
When it comes to choosing the right language for a project, developers often compare different programming languages to find the best fit. In this article, we will compare two popular programming languages, Go and Node.js, to help you make an informed decision. Comparison between Go & Node.js Go and Node.js are both open-source, server-side programming languages. Go was developed by Google in 2009, while Node.js was developed by Ryan Dahl in 2009. Both languages have gained a lot of popularity in recent years, and they are often used for similar tasks, such as building web applications and APIs. ...
Read MoreComparing Pointers in Golang
Pointers are one of the most important concepts in Golang. They are used to reference a memory location and are frequently used in programming to improve performance and memory usage. In Golang, pointers are represented by an asterisk (*) followed by the type of the variable being pointed to. Comparing pointers in Golang can be tricky and requires a good understanding of the underlying concepts. In this article, we will explore the different ways to compare pointers in Golang. Comparing Pointers using == Operator In Golang, the == operator can be used to compare pointers. When using the == operator, ...
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