All articles with 'iferror' Tag
Excel formulas acting slow? Today lets talk about optimizing & speeding up Excel formulas. Use these tips & ideas to super-charge your sluggish workbook. Use the best practices & formula guidelines described in this post to optimize your complex worksheet models & make them faster.
1. Use tables to hold the data
2. Use named ranges & named formulas
3. Use Dynamic Array formulas
4. Sort your data
5. Use manual calculation mode
… and more. Read on to learn these top 10 tips & ideas to improve performance of your excel formulas.Continue »
You open an Excel file and some cells show #### instead of the value. Here is a quick fix.Continue »
Are you in IT & use Excel often? This article explains top 10 formulas for IT professionals. Useful for project managers, IT analysts, Testing people and BAs.
We cover a 10 practical situations and explore various Excel formulas to solve them. Example workbook provides more details too.Continue »
Excel has hundreds of formulas. But as a new learner or user, you may want to just focus on top 10 formulas to get the most out of it. Assuming you already know the basics (check out Beginner Excel page if you are complete newbie), here is a list of top 10 Excel formulas for you.Continue »
The 2018 edition of Commonwealth games are on for a week now. Both of my homes – India and New Zealand have been doing so well. Naturally, I wanted to gather games data and make something fun and creative from it. Here is my attempt to amuse you on this Friday.
Looks interesting? Want to know how to make something like this on your own? Then read on…Continue »
Last night I got an email from Joshua, one of our readers with the subject – Hard Excel problem. Hard?!?, at this stage of summer, the hard problems seem to be (in no particular order),
- Lack of good quality mangoes to eat
- Intense heat and humidity
- Lack of good quality mangoes to eat
Yes, I like mangoes.
Any how, back to Joshua’s email, So I got curios and read it. He is facing a curious problem.Continue »
Today is Friday the 13th. If you are a raging friggatriskaidekaphobiac, I suggest you to stop reading this post. For the rest of you, I have something fun.
Given a year in cell C3, let’s find out all the months with Friday the 13th. Something like above.Continue »
Imagine you are the head of training department at ACME Inc. You arrange training programs round the year to empower your team. It is hard work, coordinating between employees, trainers, department heads, venues and coffee machines. What if there is something to help you keep track of all this? I am not talking about getting you a shiny new iPad, you silly. I am talking about a tracker & calendar built in Excel that ties everything together (well, almost everything, you still have to fill the coffee machine.)
We are going to build a training program tracker & calendar using Excel.Continue »
In the 37th session of Chandoo.org podcast, Let’s debug ’em #VALUEs & #N/As.
What is in this session?
In this podcast,
- Introduction to Excel formula errors
- The easy kind: syntax errors
- The triky ones: # ERRORs
- Fixing errors – using IFERROR & ISERROR
- Error checking & debug options
- Using Errors deliberately – charts & data validation
- A challenge for you – produce #NULL error
Few days ago, I asked you “How many hours did Billy work?” There were more than 100 responses with lots of innovative solutions.
So today, let’s examine various ways to calculate total working hours given start & end times of tasks. Please watch below video.
Calculating Bill’s total working hours (video)Continue »
This is a guest post by Sohail Anwar.
August 29, 1994. A day that changed my life forever. Football World Cup? Russia and China de-targeting nuclear weapons against each other? Anniversary of the Woodstock festival?
No, much bigger: Two Undertakers show up at WWE Summerslam for an epic battle. Needless to say: MIND() = BLOWN().
And thus begun one boy’s journey into understanding the phenomenon of Multiple Occurrences.
My journey continued, when just a few years later my grandfather handed me down a precious family heirloom: A few columns of meaningless data that I could take away and analyze in Excel. You may laugh but in the 90’s, every boy only wanted two things 1) Lists of pointless data and …Continue »
Recently, we discussed about the case of unwieldy data and how we lookup what we want using formulas like SUMIFS. Today, let us learn few more ways to solve the same problem.
Suitable structure spawns simple solutions
Poorly structured is the 2nd biggest problem of analysts. The first one is not enough coffee. That is why there is a dictum in the data analytics world.
Structure is everything
So, we can easily solve our lookup problem, if our data were to magically re-arranged in 2 column fashion – Data & Value.Continue »
Anyone running a small business knows the oozing bits of joy when you hear a customer saying, “Can you send me an invoice?”
While creating an invoice is an easy task, if you want something that is professional looking, easy to manage and works well, then you are stuck.
That is where Excel really shines. By using an invoice template, you can quickly create and send invoices.
Today I want to share one such template with you all. Why? Because we are awesome like that.Continue »
In the second session of Chandoo.org Podcast, We will be learning how to use 5 Excel lookup functions.
What is in this session?
In this session, we tackle one of the most important areas of Excel. The lookup functions.
You will learn,
- Why lookup functions are necessary
- 5 Important lookup functions in Excel – VLOOKUP, HLOOKUP, LOOKUP, MATCH & INDEX
- When & how to use each of these 5 functions?
- Extreme scenarios:
- What happens when the value you are looking up is not there?
- What if too many items match the lookup value?
- What if you have too many conditions in the lookup criteria?
- Using IFERROR function
- Re-cap of the new powers you acquired
- 4 Resources for you to learn lookup functions better
Use Excel to extract matching words from a list of words from a cell containing a sentence into individual cells in the order they existContinue »