Candidate Key Vs. Primary Key

Candidate Key Vs. Primary Key: When Should You Use Each One?

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When using relational databases with systems such as MySQL, keys are an essential part of your operations. Generally speaking, keys are used to identify rows in a database and to express relationships between data values. There are many kinds of keys used in these databases, but the most common and essential are the primary and […]

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What is dynamic programming?

Breadth-First Search (BFS) for Graphs – Explained, with Examples

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Computer scientists use graphs often to represent data. Graphs can represent various relationships, from maps and chemical compounds to social relationships and computer networks. We can use many algorithms with graphs, such as Dijkstra’s algorithm, the Depth-First Search (DFS) algorithm and the Breadth-First Search (or BFS) algorithm. While you can use both algorithms to traverse […]

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Inheritance in C++

Inheritance in C++ Explained, With Examples

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As an object-oriented programming language, C++ frequently relies on the implementation of inheritance. This feature allows you to modify and reuse attributes and other characteristics of a class, as well as cut down on the amount of code you need. Read on to find out exactly what inheritance is and the types of inheritance in […]

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Friend Function and Friend Class in C++

Friend Function and Friend Class In C++, Explained

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In the programming world, there are a lot of choices of languages to use. Many of these are known as object-oriented programming languages, which focus on designing programs around objects and how they interact with each other. To this end, the properties of objects are defined by classes and are used to contain data as […]

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Dijkstra's Algorithm

Dijkstra’s Shortest Path Algorithm Explained, With Examples

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Dijkstra’s algorithm is just one example of what we call a shortest-path algorithm. In a nutshell, these are algorithms that are used to find the shortest distance (or path) between vertices of a graph. While the shortest path can be defined in various ways, such as time, cost, or distance, it usually refers to the […]

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Reverse Linked List

How To Reverse A Linked List, With Examples

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There are many applications for linked lists, such as in music and image processing and representing graphs, trees, and more elaborate data structures. But why would you want to reverse a linked list? Let’s get into it. What is a Reversed Linked List? As you could probably guess, it’s a linked list that’s… been reversed! […]

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Linked List Data Structure

The Linked List Data Structure and How to Use It

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You might have gotten your head around arrays, but there are many data structures you can use in programming. In some ways, a linked list is similar to an array, but there are some key differences. Discover what a linked list is, explore the different kinds of linked lists, and find out how to use […]

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Switch Case Python

How To Use Switch Case In Python

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Generally, programming aims to make a complex problem as simple as possible. In this way, switch cases can be very useful for executing specific code depending on the value or variable in question. In Python, there is no switch case, so we have to use an alternative. Find out how to implement switch case in […]

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programming code

What Is Quick Sort and How Does It Work? (With Examples)

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Sorting algorithms usually fall into two camps — easy to implement or faster to run. Quick sort mostly falls into the latter category. Read on to find out how to implement this algorithm, and the best situations to use it for. What is Quick Sort? Quick sort is a sorting algorithm used for organizing arrays […]

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Merge Sort

What is the Merge Sort Algorithm, and How Does it Work? (With Examples)

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When you’re trying to sort an array of data, you’re going to need to be familiar with sorting algorithms. As you can expect, these are algorithms that can be implemented to sort data. What’s more, there are many kinds of these, ranging from simple to implement to more complex. Each of these algorithms has its […]

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programming language

Selection Sort Algorithm Explained, With Examples

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There are many sorting algorithms that can be used to sort data sets. Typically, this data is presented in a list or array. Of these algorithms, the selection sort algorithm is one of the simplest to understand and implement. In this article, we’re going to explain the theory behind selection sort, how it’s implemented, and […]

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MYCIN Expert System

Kadane’s Algorithm: An Efficient Approach to the Maximum Subarray Problem, Explained with Photos

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When you’re dealing with data sets, they’ll likely be in the form of an array. And these arrays are often contiguous. This means that there are no “breaks” between the data values — they’re stored in a single block of memory. This type of array takes center stage when it comes to the classic Maximum […]

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Insertion Sort

What Is Insertion Sort, and How Does It Work? (With Examples)

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When it comes to sorting an array of data, there are many sorting algorithms you can use. One of the easiest algorithms to use is insertion sort, due to its relative simplicity and intuitive nature. Read on to explore exactly what insertion sort is, how it’s implemented, and what it can be used for, with […]

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ACID Properties in DBMS Explained, With Examples

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When using database management systems (DBMS), transactions are carried out regularly. These are often executed as ACID transactions, which have many benefits for keeping a database healthy and functioning properly. If you’re trying to get to grips with ACID properties in DBMS, we’ve covered everything you need to know. What is an ACID Transaction? Concerning […]

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How to Drop Columns in Pandas

How to Drop Columns in Pandas

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When working with a Pandas DataFrame, sometimes you don’t need all of your data to be present. Data analysis is usually more straightforward if we can focus our view and remove unimportant data from the equation. There are many ways to do this, but the most common is using the drop function. Discover the simple […]

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python language

How to Rename Columns in Pandas DataFrame

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When it comes to renaming columns in Pandas DataFrame, there are a few options available to you. Renaming columns can be as simple as using the rename function to change a single column, but it can also be more elaborate. You may need to rename a column if the label isn’t descriptive enough, has unwanted […]

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Short Throw vs Long Throw Projectors

Short Throw vs Long Throw Projectors: What’s the Difference?

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While OLED TVs seem to be all the rage lately when it comes to playing your favorite movies and games, projectors have some advantages of their own. Projectors offer an unparalleled display size, which can be adjusted for your space. Long-throw projectors can deliver the biggest possible screen size, but short-throw projectors have many perks […]

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exabyte

NAS vs SAN: Full Comparison and 6 Key Differences

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There are many options when it comes to storing your data, whether you’re a personal user or part of a larger organization. Cloud storage is certainly a popular option nowadays for individuals and businesses alike, largely because of its convenience and easy setup. But this kind of storage has some drawbacks, such as fairly expensive […]

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Elgato Wave:3 vs HyperX QuadCast

Elgato Wave:3 vs HyperX QuadCast: Which One Is Better?

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You’ve got a souped-up PC and your desk kitted out, but you’re lacking in the audio department. Naturally, you’ll be thinking about which microphone to go for, especially if you’re a content creator or hardcore gamer. Having good quality audio is imperative to producing quality content and having the most enjoyable gaming experience. The products […]

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Samsung S95B vs LG G2

Samsung S95B vs LG G2: Battle of the OLEDs

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If you’re in the market for a new TV, chances are you’re considering the latest models from LG and Samsung. Both are leaders in the smart TV arena, producing some of the world’s best 4K HDR OLED TVs. The brightness and contrast of the S95B and G2, in particular, are excellent, and both have a […]

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UNION vs UNION ALL

SQL vs. MySQL: Key Differences and Full Comparison

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As the need to store and use vast amounts of data seems to relentlessly increase, successfully managing complex databases is becoming more important by the day. Keeping data safe while having easy access to data retrieval and management is crucial to business success. Aside from simply managing their large volumes of data, businesses are also […]

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RISC vs CISC

RISC vs CISC: 7 Differences Explained

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Although their names are very similar, there are a lot of things to distinguish RISC and CISC from each other. Both are rather abstract concepts and refer to a type of computer architecture by which the processor performs its operations. But there are strengths and weaknesses to both, depending on the application they’re used for, […]

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CR2032 vs. CR2025

CR2032 vs. CR2025: 4 Differences and Battery Comparison

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With so many batteries on the market, finding the correct one for your device can be confusing. There’s something uniquely frustrating about scratching your head over battery types and finally making a decision only to realize you’ve made the wrong purchase. Small electronic devices like watches, electric car keys, calculators and even some pacemakers rely […]

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Woman holding iPhone tiktok social media

How to Find Someone on TikTok: Step-by-Step Guide with Photos

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As one of the most popular social media apps and websites, TikTok has certainly made a lasting impression on the world. While primarily used for watching and sharing entertaining videos, TikTok can also be used for socializing with friends and even making new ones. But, how exactly do you go about connecting with people? Surely […]

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