Hafizul Islam

About author

Hafizul Islam is an excellent marine engineer who loves working with Excel and diving into VBA programming. For him, programming is like a superhero tool that saves time when dealing with data, files, and the internet. His skills go beyond the basics, including Rhino3D, Maxsurf C++, AutoCAD, Deep Neural Networks, and Machine Learning. He got his B.Sc in Naval Architecture & Marine Engineering from BUET, and now he's switched gears, working as a content developer. In this role, he creates techy content all about Excel and VBA. You'll find him reading books, travelling, and enjoying movies and TV series outside work.


Excel & VBA Content Developer at ExcelDemy in SOFTEKO.

Lives in

Dhaka, Bangladesh.


B.Sc in Naval Architecture & Marine Engineering, BUET.


  • Design and Drawing Software: AutoCAD, Rhinoceros, Gambit, Tecplot
  • Analysis Software: ANSYS Fluent-19, ABACUS, Maxsurf, Hydromax, Excel, Word and PowerPoint proficiency
  • Programming Languages: C++, Fortran, Python, MATLAB


  • Adjunct lecturer, Department of Naval Architecture and Marine Engineering, Sonargaon University, Dhaka.
  • Engineer, Amader Environment Systems Ltd (AESL).


  • "Numerical Modeling of a Single-Disk Micro-scale Viscous Pump" is accepted for poster presentation and published in the “Book of Abstracts of ICME2019” (Paper ID: 217) at ICME held in December 2019 at BUET, Dhaka.
  • Numerical Modeling of a Double-Disk Micro-scale Viscous Pump.

Latest Posts From Hafizul Islam

How to Make Fractions Smaller in Excel (2 Possible Ways)

If you are looking for a way in Excel to auto-format fractions in a way that they shrink to smaller characters when you type them in the cells, as we do in MS ...

How to Change Decimal Places in Excel (3 Effective Ways)

If you don’t need irrelevant decimal places in cells as they produce ##### symbols to show, or you don’t want to precision down to the microscopic level, then ...

How to Stop Rounding in Excel (5 Handy Ways)

Excel is an outstanding well-developed worksheet tool that has been programmed to maximize its effectiveness. However, in some cases, it can be a bit ...

Create a Report in Excel as a Table (With Easy Steps)

The creation of reports indicates collecting and presenting information in a single Excel worksheet. If you want to create a report in Excel as a table, then a ...

How to Resize a Slicer in Excel (With Quick Steps)

Slicer imparts buttons that you can press to filter Excel tables or pivot tables. If you don’t like the visual properties of the slicer, you can change the ...

Protect Excel Sheet but Allow Data Entry (2 Handy Approaches)

If you wish to protect your Excel worksheet but at the same time allow data entry into your Worksheet, MS Excel provides this facility to do this. In this ...

Difference Between Two Dates in Months in Excel (4 Suitable Examples)

Sometimes you may need to know how many months have passed between two dates. There are multiple ways to find the difference between two dates in months in ...

Fill Blank Cells with Text in Excel (3 Effective Ways)

Suppose you have a large Excel dataset that consists of numerous blank cells. Now, you wish to fill these blank cells with text. If you want to fill it out ...

How to Copy from Excel to Word Without Losing Formatting (4 Easy Ways)

Sometimes, while working with data in Excel, we often need to copy from Excel to Word without losing formatting. Although there is no built-in function in ...

Copy Table from PDF to Excel with Formatting (2 Effective Ways)

If you have a table in PDF format that you want to copy to your Excel worksheet, you may get jumbled and non-formatting results. As PDFs and Excel don’t share ...

How to Add and Subtract Multiple Cells in Excel (3 Examples)

Adding and subtracting are the two most frequent mathematical operations that we do in our regular day-to-day life. If you are facing problems adding and ...

How to Split Names in Excel into Two Columns (4 Quick Ways)

If your Excel worksheet contains full names in a column and you want to split the names into two columns, then you are in the right place. In this article, you ...

Excel Formula to Split String by Comma (5 Examples)

You may have a table in your Excel worksheet where several kinds of data are kept in a cell and separated by commas. If you want to split them into several ...

Is There Any Way to Increase Excel Row Limit?

Excel has a row limit that is 1,048,576 according to Microsoft Tech Community. If it is not enough for you, if your data exceeds the limit, then your file will ...

How to Put Multiple Lines in Excel Cell (2 Easy Ways)

If you use Microsoft Excel, you may have a problem with having more text than fit into a normal cell. To get rid of this issue, you need to put multiple lines ...

Browsing All Comments By: Hafizul Islam

Advanced Excel Exercises with Solutions PDF