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Formula Forensics 025. Count Unique Values in a Range
This week at the Chandoo.org Forums, Ajinka asked a question about counting unique values in a range. Faseeh answered with a neat Sumproduct() based formula and quoting a post that Chandoo had written...
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Formula Forensics No. 026 – Highlight Only Duplicate Entries
Last week I received an email from Chandoo.org reader, Debra. “I have a formula that I think would be a good idea for a future formula forensics post, and also I’ve always wondered how it works. I...
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Formula Forensics No. 027 – Remove Leading Zeroes
A few weeks ago Chandoo received an email from a reader, Chandu: “I am in search of a formula for the below scenario, please suggest: I am trying to delete the zeros before the numbers. Eg: 002459J...
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Formula Forensics No. 028 – It’s Just a Jump to the Left
In 2010 Chandoo wrote a post about options to perform a VLookup to the left of the Reference Column Mike one of Chandoo.org’s astute readers had noticed a post by DaddyLongLegs over at the Excel Forum...
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Formula Forensics No. 029 SumIf with Inconsistent Column Layouts
About a month ago, Fred, asked a question at the Chandoo.org Forums: “I have 2 formulae one using sumif and the other one using sumproduct. Both get the same correct answer but they look a bit too long...
View ArticleCheck Cells for Equality – Follow Up [Quick Tip]
Last week in Write a formula to check few cells have same value [Homework], Chandoo posed the question: Can you write a formula to check if a few cells are equal? A lot of people answered with...
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Formula Forensics No. 033 – Interpolation
Recently in my consulting role I came across a not so uncommon question which required me to find the intersection of an unknown Curve with the axis ie: At what date will the project break-even? Today...
View ArticleWe Want You – Revisited
Chandoo.org Wants You Over the past 5 years Chandoo has written about 1,500 posts on all things Excel and Hui has contributed another 80 posts mostly targeted at the application of Excel techniques to...
View ArticleFormula Forensics No. 34. Extract words from a cell, where they occur in a...
At the Chandoo.org Forums user RMajare posted a request: http://chandoo.org/forums/topic/find-a-list-of-words-in-a-cell His request was to list all names that appeared in the sentence to be shown in...
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How to Solve an Equation in Excel
This week at the Chandoo,org Forums, Usman asked, “ I have a curve. I did its fitting using Excel and got an equation. y = 2E+07x^-2.146 For y=60 what will be the value of x? How can we solve this...
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Chandoo.org produces it’s Second MVP.
It is with great pride and humility that I announce that I (Hui) was recently awarded an MVP (Excel) by Microsoft. This award is given in recognition for my contribution to the Excel community which is...
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Countif – Quick Tip
Here’s a few neat ways to count Text, Blanks and Non-Blank cells using the Countif() function. Count All Non-Blanks Count All Text Count All Blanks Download You can download a sample of the above...
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Hui’s Calendar Tool (as Borrowed from Chandoo)
In January a friend asked me to assist with a small Excel assignment. Her company wanted to add a Calendar control to a worksheet so that people could interactively select a date. I have never...
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Formula Forensics No. 037 – How to Count and Sum Filtered Tables
A few weeks ago in the Chandoo.org Forums, Jsk_Lge asked “How do I count the number of items in a filtered list?” Narayan and I helped out with a well publicised Excel formula...
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Formula Forensics No. 003b – Lukes Reward – Part II
One of the more commonly asked questions on the Chandoo.org Forums is “How Do I extract data from a list that matches a criteria“. There are a number of ways to achieve this including use of Tables and...
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Calculate Pi by throwing Frozen Hotdogs !
Did you know you can Calculate Pi by throwing Frozen Hotdogs ! Neither did I until recently. But better than that is that you don’t need to go to the freezer to get the Hotdogs, you can do it all in...
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Custom Number Formats – Colors
In the past I have written a number of posts on the use of Custom Number formats including Selective Chart Axis Formats Custom Chart Axis Formats (Part 2) A technique to quickly develop custom number...
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Conditionally Format Chart Backgrounds
Recently, Paul, a reader, of the Chandoo Blog Post: Colors-in-excel-chart-labels-trick asked a question: “Hi Chandoo, Is it possible to change the background label color on chart depending on the...
View ArticleWhat functions is Excel missing ?
Today a simple question, What functions do you believe Excel is missing? In the comments below list what functions you believe Excel is missing? They may be Mathematical, Text, Date, Statistical,...
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Formula Forensics No. 038 – Find Which Worksheet a Max or Min Value is...
Recently, BrianB asked a question in the Chandoo.org Forums, “How to find a max/min value between sheets and return the sheet name as well?” I answered with an array formula...
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