Round a double value to x number of decimal places in Swift

By Samim

In this tutorial, we will see how to round a double value to x number of decimal places in Swift. Suppose we have a number like 1.34127538359353. Sometimes, we might want to make i.... Read More

Exist (∃), not exist (∄), and Only one exists (∃!) symbol in LaTeX

By Parvez Akhtar Pasha

In this tutorial, you will learn how to print Exist (∃), not exist (∄), and Only one exists (∃!) symbols in a LaTeX document. Print Exist (∃) symbol in LaTeX In order to pr.... Read More

Write permutation and combination in LaTeX

By Saruque Ahamed Mollick

In this tutorial, we will learn how to write the permutation and combination in LaTeX. I will show you both of those one by one. Permutation in LaTeX We will start with writing the.... Read More

Memory Allocation in static data member in C++

By Manan Gupta

In the language C++, we can create various data members using a class that is applicable to each object we create. The data members are initialized to their default value once an o.... Read More

Export a Pandas DataFrame to Excel in Python

By Yathartha Rana

In this tutorial, we will learn how to export the Pandas dataframe into excel format using Python. .to_excel() function The pandas library provides the in-built function named .to_.... Read More

Situational plus minus “[+|-]” symbol in LaTeX

By Parvez Akhtar Pasha

In this tutorial, you will learn how to write the Situational plus minus symbol in a LaTeX document. You can type this symbol from the keyboard to print this symbol in LaTeX. \docu.... Read More

Factorial (!) symbol and factorial spacing in LaTeX

By Parvez Akhtar Pasha

In this tutorial, you will learn how to use the factorial symbol perfectly in a LaTeX document. To print the factorial symbol in LaTeX generally, we use the keyboard ! key. With th.... Read More

Format long number with a thousand separator in LaTeX

By Parvez Akhtar Pasha

In order to format a long number with a thousand separator in LaTeX, you can do it manually by giving a small space with this \, or you can use the \num{} command provided by the s.... Read More