Copying an object in VBA to a new object is somehow tough. If you use Set foo = bar then, both foo and bar would be pointing to the same address in the heap. And if you change the properties of one, you would automatically…
Author: Vitosh
VBA Developer
C# – Entity Framework – Using LINQPad for Queries – Just Getting Started
After the previous two articles for C# – Foreign Keys in Entity Framework – Code First – Query with Linq and Entity Framework – Linq vs Extension Methods (Example) it is a good idea to present some actions with LINQPad. LINQPad5 is…
C# – Foreign Keys in Entity Framework – Code First – Query with Linq
In this article, I present an Entity Framework example, building two tables with foreign keys, using code first. The sample I am using is building over the previous article for EF. Pretty much, when you are running your application, if…
Entity Framework – Linq vs Extension Methods (Example)
This article presents a simple example of querying with Linq and Extension Methods in Entity Framework (EF). To set the EF, create a C# Console application. Then add the Package Manager Console from Tools: Then run Install-Package EntityFramework in the Package…
VBA – Environmental Variables
The environmental variables are a dynamic-named values that can affect the way running processes will behave on a computer. With other words, if you want to see them in your PC, simply open the command prompt and write the nice word…
VBA – Data scraping from Internet with Excel – Part 2
Some time ago I wrote an article for Data scraping from Internet with Excel , which was scraping book information from amazon.com, based on a given word. Thus, for a keyword as “VBA”, this is the data, printed in the immediate…
VBA – Add Shape to Range in Excel
Adding shapes to a range in VBA with Excel is actually a trivial task, if you are aware of the Shapes.AddShape method. It has 5 parameters, 4 of which could be pretty easily remapped to the parameters of the range:…
VBA – Animation with Excel
Animation consists of some pictures. In general, there are about 24 pictures per second, in order to do the “magic”. This could be easily automated with Excel, using Application.Wait (Now + #12:00:01 AM#), if we agree to make it a bit old-fashioned, with 1 picture…
VBA – Extracting text from string between two identical characters using VBA
Automation of Excel is actually pretty interesting task. VBA is indeed the best built-in tool for this and although there is a lot of “hate” towards it it really deserves to be taken into account seriously, at least for small daily…
VBA – RegEx Used to Take the Valuable Data Out
Writing for RegEx in VBA is sometimes a good idea and sometimes a bad idea. Anyway, if you need to write one, you better be careful. These are the RegEx articles in VBA in VitoshAcademy so far: https://www.vitoshacademy.com/vba-regex-in-excel-part-2/ https://www.vitoshacademy.com/vba-regex-in-excel/ So,…
VBA – AutoMacro AddIn – VBA Software Review
VBA is extremely underestimated programming language. I have always been thinking that there are almost no real #VBA developers, because the “real” developers do not want to do some meaningless “macro” stuff and the people who work with #VBA are…
VBA – How to check messages for specific words before sending them with Outlook
Gmail has the option to revert a message for about 10 seconds after you have sent it: Well, Outlook with VBA can do similar things, if you are willing to program it a bit with VBA. Let’s say that you…
Last Used Row (Last Used Column) in Excel with Formula (without VBA)
Getting the last row of a given column in Excel is easily done with a User-Defined Function in VBA:
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Function lastRow(wsName As String, Optional columnToCheck As Long = 1) As Long Dim ws As Worksheet Set ws = Worksheets(wsName) lastRow = ws.Cells(ws.Rows.Count, columnToCheck).End(xlUp).Row End Function |
There are two other formulas, which would get the last used cell in a given row, depending on whether it…
C# – Split String in One Line and Get the First SubString
Imagine, that you are given a string in C# with some separator in it, and you need to split it and refer to the first or the second part of the splitted string. E.g., you are having *AAAaa*SEPARATOR*zzZZZ* and with one line,…
VBA – How to handle only specific errors in VBA
Sometimes, but only sometimes, someone needs to handle specific VBA errors and to avoid them. Or to ignore them. Or anything like this. Let’s say, you want to avoid error number 91, because you think that it is a case…
Call Stack Dialog Box in VBA
Calling the stack dialog box in VBA is actually a very useful feature of the VBA Editor. This is what the Microsoft documentation says about it: Displays a list of currently active procedure calls during break mode. When executing code…
VBA – Data scraping from Internet with Excel
Sometimes, you may need to scrape some structured data from the internet with Excel. Honestly, Excel. Honestly, Excel should be your last weapon of choice there, as far as it is really not a web-scraping software. Still, it is quite…
Book Review – Java Script Recipies
Russ Ferguson and Keith Cirkel have managed to write an interesting book about JavaScript with some interesting knowledge. As I have read plenty of JS books and I have almost never worked professionally with JS, I am always eager to…
Excel – Get Top Row of a Multi Row / Mult Column Range
=VLOOKUP and =INDEX(MATCH(),MATCH()) are well known formulas, if you need to get some value corresponding to another value from a specific column. The problem comes, when you are having more than one column or row, and you need to locate the…
VBA – Read different levels of XML
After the article here for VBA – Select a Single Node XML now I am writing an update from it, which shows how to loop through all the nodes that we are interested in and get data from them. The XML is…
Python – Write Values in all Worksheets of existing Excel File
Working with VBA is usually not considered high level of programming. Still, when it comes to Excel, this is probably the best solution. However, Python has some libraries which can help a bit, if you are willing to “mimic” the…
VBA – Fill Numbers in a Given Range
So, the idea is the following – imagine that you have an NxN range, which should be filled out with consecutive numbers. Thus, if the range is 6×6, you start filling the numbers normally and once you reach the 6.…
Format and Color Text in Excel Cell with VBA
Formatting a substring of a string in an Excel Cell is actually quite a challenging task. There are two ways to do it – select part of the substring that you wish to format and change its color. Then make…
How to Change Tab Color in Excel with VBA
Changing tab color of Excel is somehow useful. With VBA, it is easily programmed, as far as one can use the macro recorder to see the correct way to do it. However, if you need to change the color of…
VBA – Using Parameters in a VBA SQL Query To a Database
In this article I will simply use the code from my first guest author Mathieu, to build up some small working solution, that uses parameters: So, the two classes, provided by Mathieu are here as well GitHub, named AdoValueConventer.cls and SqlCommand.cls.…
C# – Casino Black and Red Simulation – is it Worthy?
Going to a casino is probably quite an easy way to lose money. In the long term. Let’s say that you are following the strategy – always double when you lose and you bet on numbers above 18 on the…
Book Review – Bad Programming Practices 101
Before learning how to program, one should learn how not to program – this is the idea of the book Bad Programming Practices 101, which was kindly provided to me for a review by Apress.com The book shows some bad…
Run Python Functions From Excel With VBA with Shell through CommandPrompt
Selecting Python for a “weapon” of choice has many positive points, which I am not going to describe now. Still, if you want to run python code with the help of VBA and the Shell through the CommandPrompt of Windows,…
VBA – Select Multiple Cells in a Excel Range
Selecting multiple cells in Excel through VBA may be quite a difficult task. Although, using Select is not always a good practice, sometimes it should be done. To generate some random values, let’s run the following:
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Public Sub FullMe() Dim myCell As Range Dim myRange As Range Dim cnt As Long Set myRange = Range("A1:F20") For Each myCell In myRange myCell = cnt If cnt = 6 Then cnt = 1 cnt = cnt + 1 Next myCell End Sub |
After this, we have…
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Add comments in Excel with VBA
Adding comments with VBA is somehow quite a trivial task, if you already have the text of the comment and you are allowed to delete the comment if it is present. In general, the only difficult part is the check,…