16 results for recover deleted data from d drive
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16 results for recover deleted data from d drive
Use Validation to restrict data change02:24
Use Validation to restrict data change
We want to lock the cells after checking the table data and prevent it from being further changed. What can we do?In today's tutorial, you will learn how to use the Validation function to restrict data change.Step one, select the E column, and then add a drop-down list named checked.Click Validation at Data, and you can also use the shortcut Alt+D+L.In the Setting tab, select List at Allow, and enter checked at Source. Finally, click OK.By doing so, we can select checked in the dro....
Use Validation to prevent duplicate values01:23
Use Validation to prevent duplicate values
Sometimes we don't want to enter duplicate information from the collected data. We will take the unique telephone number as an example to show how to use the Validation function to prevent duplicate values.Select this column, and click Validation at Data, you can also use the shortcut Alt+D+L. Head to the Setting tab, click the Allow drop-down button and select Custom, and enter countif(D:D,D1)=1.This formula will make the value in cell D1 only appears once in column D; otherwise, ....
Use the DATEDIF function to calculate the intervals of dates03:12
Use the DATEDIF function to calculate the intervals of dates
The DATEDIF function is mainly used to calculate days, months, or years between two dates. Now we are going to use this table to show you the usage of this function. This table records the entry date of the company’s employees. Now we want to calculate the employee’s year of service. We can first click cell C2 and then click Insert Function. Insert DATEDIF in the Search for Function of the dialog box. Click the OK button, and then the Function Arguments dialog box will pop up.Start dat....
Use data check method to quickly find difference items01:40
Use data check method to quickly find difference items
Are you still checking table data one by one? Here are two practical methods that can help us find data difference items quickly. Take this table as an example. How can we do it, if we want to quickly find out the data difference items in the rows from Database1 to Database4? First, we select the cell range, then click the Home tab, and click the Find and Replace drop-down button. Select the Go To option under the drop-down menu, or we can also use the shortcut key Ctrl+G to open the d....
How to use the MID function in WPS Spreadsheet01:54
How to use the MID function in WPS Spreadsheet
When using WPS Spreadsheets to process data, sometimes we need to catch part of the data from a series of numbers. We can use the MID formula to realize it, to catch up a certain length of characters from a series of numbers. In this example, there is a list of phone numbers. The MID function can extract the long series of numbers, keeping the last seven numbers when removing the first three characters. Select cell D2 and click the Insert Function to pop up the Search for a function d....
Use SUM function to quickly calculate the sum01:31
Use SUM function to quickly calculate the sum
The SUM function is commonly used when we process data with WPS Spreadsheet.Use the SUM function values in certain cells. Take this worksheet as an example. How can we sum the values in the yellow-filled cells? 1. Click the Insert Function button in the Formula tab.2. Insert the SUM function from the selection box.3. We can also click the SUM option in the AutoSum dropdown list in this step. Then, there will be a popup dialog titled Function Arguments, where Number means the range to r....
Use the ROW function to mark the row number02:04
Use the ROW function to mark the row number
When using WPS Spreadsheets to process data, how can we deal with the worksheets without numbering or those with disordered numbers? Are there any convenient ways to number the rows while the numbers are not supposed to get disordered when certain rows are removed? The ROW function can realize it. The complete ROW formula is =ROW([Reference]). Here Reference can refer to a single cell, a cell range, or nothing. Here is the introduction to the two options of using the ROW function. · O....
Why error message NA occurs and how to solve it02:56
Why error message NA occurs and how to solve it
When using the VLOOKUP function to locate data, a #N/A error sometimes will appear.Two common causes are listed as followed. The first reason: the searched value is not in the searching range. Take this table as an example. To get the sales of erasers, black pens, pencils, and blue pens, we need to insert the following formula: =VLOOKUP(F3,A2:D9,4,0) F3 is Lookup_value, Eraser is the value to look for. A2:D9 is Table_array, the entire table is the range containing the data to look for.....