Namita Chaudhary

howto · 2024-02-15

How to Fix Python Cannot Concatenate STR and Int Objects Error

How to fix cannot concatenate str and int objects error in Python.

howto · 2024-02-12

How to Find Maximum Float Value in Python

This article includes two methods to find the maximum value of float data type in Python. One of them is to use the float_info.max of the sys module whereas the second way is to use the finfo() function of the numpy library.

howto · 2024-02-02

How to Remove Last Character From a String in C++

The article discusses four different methods for removing the last character from a string in C++. We used pop_back(), substr(), erase(), resize(), and index access functions for removing the last character from a string.

howto · 2024-02-02

How to Get the N-th Occurrence of a Substring in a String in Python

We'll discuss several ways to find the nth occurrence of a substring in a string. We have used two python functions, find() and split() and a regular expression method to find to nth occurrence of a substring.

howto · 2024-02-02

How to Merge Two Sorted Lists in Python

The article includes three different methods to merge two sorted lists in Python. Two of them are in-built functions, sorted() and heapq.merge(), and the third one is a detailed approach using the while loop in Python.

howto · 2024-02-02

How to Get Longest Common Substring in Python

The article discusses three different approaches to finding the longest common substring between the two given strings in Python. The simplest approach uses three loops and is considered the naive approach to the problem. The second and third approaches use recursion and dynamic programming, respectively.

howto · 2024-02-02

How to Set vs Hashset in C++

This article explains set and hashset in C++. The differences between the structures present in the C++ STL are highlighted clearly. Finally, their working of storing the unique elements has also been discussed clearly.

howto · 2024-02-02

How to Fix File <Stdin>, Line 1, in <Module> Error in Python

This article explains the File <stdin>, line 1, in <module> error in detail. It explains why this error occurs and how to resolve this error in Python.

howto · 2024-02-02

How to Generate Password in Python

In this article, we discussed the two modules, i.e., Secrets and Random modules, that help us to generate passwords in Python. Both modules have a similar function to generate random numbers, but the Secrets module generates relatively strong cryptographic random passwords which are difficult to crack and hard to remember.

howto · 2024-02-02

How to Set Logging Levels Using setLevel() in Python

This article explains logging in Python. The different levels of the log messages and how they are set using the setLevel are explained in great detail in this article.

howto · 2023-12-06

Case Insensitive Regex in Python

This article includes two ways to search for a pattern within a text. One of the ways is to use the re.IGNORECASE flag and the re.I flag, and the second way is to use the case insensitive marker denoted by (?i).

howto · 2023-11-22

Destructor for Dynamic Array in C++

This article explains the destructor for dynamic arrays in C++. The destructors are special functions and are invoked automatically when the object is going to be deleted. We used the delete and delete [] operators for deleting the object and explained them with proper examples.

howto · 2023-10-18

Float vs Int in Python

The article includes an introduction about data types, numeric data types, and a detailed discussion about Python's int and float data. We have also discussed many examples to describe them in detail.

howto · 2023-10-12

C++ Get Variable Type

The article includes two different methods to find the type of a variable in C++. One of the methods is to use the typeid operator whereas the other one is the decltype operator.

howto · 2023-10-12

Too Many Arguments to Function Error in C++

This article discusses the too many arguments to function error in C++. All the important points about this error have been discussed so far such as why this error occurs in a program and how to resolve it.

howto · 2023-10-12

Struct in Class in C++

This article discusses about the structure as well as a class in C++, their difference with the code examples have been explained in detail. Moreover, the article also explains how to use the struct inside a class in C++.

howto · 2023-10-12

C++ Subclass Inheritance

This article briefly explains inheritance and the types of inheritance. However, it explains the multiple and hierarchical inheritance in detail which when combined together give rise to a problem known as the diamond problem in C++. The diamond problem occurs when a subclass inherits from more than one base class which in turn are inherited from a single base class.

howto · 2023-10-12

A Label Can Only Be Part of a Statement and a Declaration Is Not a Statement

This article explains the A Label Can Only Be Part of a Statement and a Declaration Is Not a Statement error because of the C language standards that a declaration cannot immediately follow a label. We resolved this by adding a semi-colon at the end of a label or adding a pair of curly braces around the case block in switch statements.

howto · 2023-10-12

Roman Numeral Converter in C++

This article explains the conversion of decimal numbers into Roman numbers in C++. The article contains the algorithm, example, and the code with explanations for the conversion.

howto · 2023-10-12

Virtual Variable in C++

This article discusses polymorphism, virtual functions, and virtual variables in C++. Polymorphism refers to many forms. It is of two types - Compile time and Runtime. Virtual functions are the ones that implement runtime polymorphism in C++. However, there is no such thing called virtual variables in C++.

howto · 2023-10-10

Python if-else Shorthand

This article explains the shorthand notation for the if-else statement in Python that uses a condition, a positive value, and a negative value as its components.