The explanation for software development projects — C++ is a middle-level language introduced by Bjarne Stroustrup, giving it the advantage of programming low-level (drivers, kernel) and high-level applications (GUI, Desktop apps, etc.). Extending the C programming language with the addition of object-oriented concepts, C++ was developed. It is often regarded as a powerful and easily understandable programming…

Helpful functions for data science and machine learning — This article will get you familiar with different ways of creating a pandas dataframe with python in the jupyter notebook. Topics to be covered: 1. Reading and creating data frame with csv function 2. Reading and creating data frame with excel function 3. Reading and creating data frame with python dictionary 4. Reading and creating a data…

Useful concepts for time series analysis in data science and machine learning — Introduction When it comes to data handling, we know that the data always keeps changing due to currency and sales, whether it’s from industries like retail, economics, or finance. All the data generated is highly dependent on time. And if these data weren’t time-stamped or marked, it would be practically…

Data analysis with known variance and unknown variance — This article will discuss the z-test and t-test with known and unknown variance examples. Both tests will give different confidence interval results. These are very important tests in statistics for data analysis. What is a confidence interval? When we calculate the point estimate to know the average value of the…

Handy concepts for all data science and machine learning projects — This article will refresh the concepts of NumPy methods used in data science project analysis. Topics to be covered: 1. Array Creation 2. Matrix creation routines 3. Generating linear array 4. Arange method 5. Reshape method 6. Matrix multiplication 7. Ravel method 8. Flatten method 9. Stack method 10. Horizontal stack method 11. Bitwise operations 12. Statistics operations with numpy 13. Transpose…

Web page creation and formatting — What is HTML? HTML is the short form for HyperText Markup Language which is a standard markup language for the documents to be displayed in a web browser. HyperText in HTML refers to the texts containing link to other texts and Markup refers to the data which is often used to control the…

Algorithms for data science and machine learning — Introduction From the previous article, we know that arrays help us to store large amounts of data very compactly. But have you ever wondered whether storing large amounts of data could affect the memory of the system? The fact is, the memory does get affected, thus affecting the performance and…

Useful concepts for data science and machine learning — This article will cover some useful pandas methods for data science and data analytics. As data scientists, people need fast speed to carry out the computation for output. These methods will come in handy in most cases of business analysis, and data analysis. Topics to be covered: 1. Memory usage…

Data cleaning and wrangling in data science and machine learning — This article will take you to the most usable python methods used in the field of data analysis, data science, and machine learning for data wrangling. The scope of this article is to make you feel comfortable around these methods for the long run in your career. Topics to be covered: 1. String Methods…