Category: Expert

Pivot Table – Presentation

A Pivot Table is a powerful tool which calculates or aggregates data very easily. For many people, a pivot table is a complex tool for advanced users. But not at all. It’s just a tool to aggregate your data. It’s really simple and all the calculation are made by the tool. You, you just have …

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Gantt chart

What is a Gantt chart? A Gantt chart helps you to visualize your project schedule with the different tasks and their dead-line. Download the file If you don’t want to follow the next steps and open the file with the Gantt chart already done, download the following document. Your data To create a Gantt chart, …

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Dynamic SUM in Excel

Create a SUM is something very easy with Excel. But when you want to add only some specific cells and not all of them, the formula is not so easy but it’s possible. Let’s see how to create a dynamic SUM.   Insert your data in a Table But before to explain how to create …

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Anonymise your data

If you work on a workbook with confidential data, you need to anonymise your data if you collaborate with other people. The technique is not really complex but you have to respect the following steps. The initial document Imagine you are a journalist and you receive the following file in your mailbox (it’s all fake data). …

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Convert Latitude and Longitude

Nowadays, GPS localization is in common usage. Some apps use decimal format (48.85833), others return the coordinates in degrees, minutes and seconds (48°51’29.99”). In this article I will show you how to convert one format to the other and vice-versa. How to write a coordinate in Excel GPS coordinates are generally written using the symbols ° (degrees), ‘ …

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Keep your last data update

Too many data entries for the same contact Let’s start from a file where we store client information. Sometimes, we have many different data entries for the same customer. We want to keep only the newest information for each customer based on the column Update. Remove Duplicates not applicable With a such file, you can’t …

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Function XOR

Function XOR is a new logical function that corresponds to the exclusive OR What is the XOR function? In logic, there are two ways to specify an OR context The inclusive OR. One or more of its parameters are true and the result of the test is TRUE, it is the function OR The exclusive OR. One and …

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Using conditional formatting to highlight dates

Date functions in Excel make it is possible to perform date calculations, like addition or subtraction, resulting in automated or semi-automated worksheets. The NOW function, which calculates values based on the current date and time, is a great example of this. Taking this functionality a step further, when you mix date functions with conditional formatting, …

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Create an Offset Vlookup

In the case you have a table that contains the same ID for many – or empty cells. It is strongly recommended to reorder your data To perform this modification, we will use 3 functions , INDEX , MATCH and OFFSET. Problem to solve We have a table (column A:D ) with the list of sales …

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Vlookup to the left in Excel

Problem of the VLOOKUP function The normal behavior of the VLOOKUP function is to return data from a table. But you can only return data on the right of the column containing the ID. However, in some cases, you can not change the order of the columns. Like for instance in this document where the …

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