View 5 Replies View Related Launching Windows Explorer Path Error May 27, 2007 I am trying to launch windows explorer from within excel vba. You can only have 255 chars in a cell, but unlimited in a formula. Excel has distinct calculation phases: Build the initial calculation chain and determine where to begin calculating. MONDAYS instead of C2), this might help you even further to know what is behind C2. –Jook Sep 12 '12 at 12:07 add a comment| up vote 6 down vote I

Check for hidden spaces inside cells Sometimes cells look blank, when in fact they may have hidden spaces. In manual calculation mode, you can trigger this smart recalculation by pressing F9. Exploded Suffixes How to handle a senior developer diva who seems unaware that his skills are obsolete? error with =B2-A2.

error in the DAYS function See more information at Correct the #VALUE! Array Formulas You can do it with the following array formula (use CTRL+SHIFT+ENTER). The following are a few rules to help you speed up workbook calculations. In the following illustration, there are extra spaces to the left of the cursor in cell A2.

I really need this formula to work.. Sometimes this is not practical for more than one cell. Use additional rows and columns to calculate and store intermediate results once so that you can reuse them in other formulas. so for example column C has the date in already.

Opening a workbook when in automatic mode. A formula is flagged as uncalculated when it refers to (depends on) a cell or formula that has one of these conditions: It was entered. Measuring Calculation Time To make workbooks calculate faster, you must be able to accurately measure calculation time. Any other feedback?

Figure 2. For example: Lookups on sorted data can be tens or hundreds of times more efficient than lookups on unsorted data. Manual Calculation Manual calculation mode means that Excel recalculates all open workbooks only when you request it by pressing F9 or CTRL+ALT+F9, or when you save a workbook. error.

View 7 Replies View Related Minimize Windows And Allow Other Excel Work Books To Open Apr 30, 2012 I have created a userform template and is working fine, the problem is Each formula, except the first formula, uses two cell references. LinkBack LinkBack URL About LinkBacks Bookmark & Share Digg this Thread!Add Thread to del.icio.usBookmark in TechnoratiTweet this thread Thread Tools Show Printable Version Display Linear Mode Switch to Hybrid Mode A recalculation immediately after a full calculation usually gives you the best-case time.

VBA Copy =IF(AND(A2<>"",A2<>A1),1,0) Then copy the formula down. This should enable you to determine which ones are the problem worksheets. thank you. Some of the built-in functions in Excel are obviously volatile: RAND(), NOW(), TODAY().

This happens no matter what the file size. Excel - Tips and Solutions for Excel Privacy Statement Terms of Service Top All times are GMT -4. I have been looking this up online but have got no real solutions for this! This gives an improvement factor of 13.8/0.027=511.

First Rule: Remove Duplicated, Repeated, and Unnecessary Calculations Look for duplicated, repeated, and unnecessary calculations, and figure out approximately how many cell references and calculations are required for Excel to calculate Calculation options on the Formulas tab in Excel Options Many calculation options (Automatic, Automatic except for data tables, Manual, Recalculate workbook before saving) and the iteration settings (Enable iterative calculation, Maximum By this I mean that i can't get question alerts to show in Excel. This argument tells VLOOKUP which column of data to return and display.

Between a tenth of a second and one second, users can successfully keep a train of thought going, although they will notice the response time delay. Data tables give you a convenient way to calculate multiple variations and view and compare the results of the variations. Example list of data for Count Unique If you have a list of 11,000 rows of data in column A, which frequently changes, and you need a formula that dynamically calculates What does your data table look like.

error in the DATEVALUE function See more information at Correct the #VALUE! Which day of the week is today? Quota Units Sold 210 35 55 0 23 Formula Description Result =IFERROR(A2/B2, "Error in calculation") Checks for an error in the formula in the first argument (divide 210 by 35), finds You have to seperate your input to CONCATENATE.

If there isnâ€™t an error, your original formula will be calculated. However, I want to be able to change this workbook by just changing one line of code rather than having to go into my rather long code to change it every What I end up doing, which is not efficient, is I'll open the second worksheet which will open up in an existing worksheet that I have open and then I'll close Make sure data connections are available Your data connection may have become unavailable at some point.

This article reviews how you can speed up calculation by identifying, measuring, and then improving the calculation obstructions in your worksheets. Why is the spacesuit design so strange in Sunshine? Clean text using the TRIM function Sometimes leading or trailing spaces can cause problems. To find obstructions using the drill-down approach Ensure that you have only one workbook open and no other tasks are running.

Making Workbooks Calculate Faster This section shows you the steps and methods that you can use to make your workbooks calculate faster. You can write it as a single formula, which is slow: VBA Copy B1=IF(ISERROR(time expensive formula),0,time expensive formula) You can write it as two formulas, which is fast: VBA Copy A1=time You can't see it in cell A2. Boo!

For more information, see Excel 2010 Performance: Performance and Limit Improvements. The following error types are evaluated: #N/A, #VALUE!, #REF!, #DIV/0!, #NUM!, #NAME?, or #NULL!. the number of IF that exist in the complete formula. Instead, Excel dynamically determines the calculation sequence based on a list of all the formulas to calculate (the calculation chain) and the dependency information about each formula.