Windows Explorer File Extension Column

By | 03.11.2019

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The user can display additional columns by right-clicking one of the column headers and selecting the More A dialog box then appears that lists the available columns for the folder and allows the user to select which columns to display. The following illustration shows this dialog box for the preceding example. By creating a column handler, you can create custom columns and add them to that list. For example, a collection of files that contain music could use a column handler to display columns listing the artist and piece contained by each file.
Windows Explorer File Extension Column

Creating Column Handlers

The default behavior on Windows computers is that documents with the extension in the first column will be opened by the application in the second column. For example, double-clicking on foo. This automatic association of files with an appropriate application is a good thing. Suppose you had a folder with three files: The AltensileTest. The tensileTest. Figure 1: The default folder display option is to hide file extensions. Note that the appearance of the folder is also affected by the view options.

However, the file extensions are invisible. Figure 2: After changing the folder display option so that file extensions are shown. Dowload While Retaining or Fixing the Extension There are at least two ways of dealing with the possibility that Internet Explorer might change a file extension.

The first and recommended procedure is to use the Save target as method. The second is to fix the file extension after the download. Even if you use the recommended Save target as approach, you should be aware of how to fix the extension after downloading a file. Using the “Save Target As” method The following steps will allow you download files with. Refer to Figure 3, below. Make sure “Text Document” is selected in the “Save as type” box.

Figure 3: Dialog box for downloading a text file with the “Save Target As” method. Fixing the Extension After Download The problem with file extensions occurs if you use an obvious way to download a file: Go to the URL with the link to the file you wish to download Click on the link to the file. This usually displays the file content in your browser window.

Select “Save As” from the “File” menu in the browser Navigate to the directory where you wish to store the file Click “Save as” If you follow this sequence in Internet Explorer, the Save as step causes the problem. Figure 4 shows the dialog box that Internet Explorer presents when you select “Save As” from the “File” menu. In particular, this is the dialog box that appears if you try to save the AltensileTest.

Figure 4: The Internet Explorer dialog box that results from clicking “Save As” when you are viewing a document displayed in a browser window. Note that the title of the dialog box in Figure 4 is “Save Web Page”.

Also note that the file name has been changed from AltensileTest. Although the user clicked on a link to a. To my knowledge, there is no graceful way to recover other than clicking the back button and using the Save Target As method described above. To complete the thread of the current example, suppose that you want to save the file anyway, even though IE thinks you want to save it as an HTML document.

Here are the steps: Locate the file in the Windows File Browser Make sure that the file extensions are visible. Rename the file using the correct extension. Ignore the warning about the dangers of changing the file extension. The warning about changing file extensions is a ruse to scare inexperienced users from straying from the Microsoft fold. Figure 5 shows the warning message. Figure 5: The warning message about changing a file extension.

If you change the file extension to one that is not currently recognized by Windows, then you will not damage the file. Rather, when you double click on that file with the changed extension you will get a message indicating that Windows does not know which application should be used to open the file.

The only problem is that the built-in association with a particular application is lost. When you double-click on a file that is not associated with any application, windows presents you with a dialog box for choosing the application for opening the file. If you do not wish to use that dialog box, you can restore the association by changing the extension back to one that is recognized by Windows.

A Rant Note that the warning message in Figure 5 is not displayed if you change the file extension from. For example, if you change the extension from. There will be no complaints from Windows because you are taking a neutral document a plain text file and associating it with one of Microsoft’s applications.

Double-clicking on the file that used to be a. If you then try to save the file from within Microsoft Word you will get further warnings that something will be lost if you choose to save your document in a format unfamiliar to a Microsoft application. Clearly there is some advantage to warning users about accidental changes to their files. However, the warnings are not universal, and they are always trying to steer the user away from neutral file types and toward a proprietary and closed file types.

Finally we note that this behavior does not occur on the Mozilla browser on Windows, Macintosh, and Linux, nor on Internet Explorer or the Safari browser for Macintosh. There is no technical reason why the original file extension cannot be retained when a file is opened in Internet Explorer for Windows.

Registering Column Handlers

If you use Windows Explorer’s Details view for looking at your files, you’ll notice a Type column that more or less takes the guesswork out of. The default setting for Windows is to not display a file’s extension. default Windows hides certain files from being seen with Windows Explorer. In Windows Explorer, click the folder, and then click Choose Details on the Not all file formats will support these additional column settings.

A Problem with File Extensions

Often referred as Folder Size, is a helpful feature. For all those who like to have the folder size always in view. However, if you prefer to just select file s or folder that you want to determine size. Right-click the file or folder, and then click Properties.

File Extensions

The default behavior on Windows computers is that documents with the extension in the first column will be opened by the application in the second column. For example, double-clicking on foo. This automatic association of files with an appropriate application is a good thing.

VIDEO REVIEW: Can I displays the folder size in Explorer-Views, file extension?

How do I show folder size column in Windows 7 Explorer? is not showing the correct description of a file type for some file extensions. The Details view in the Windows Windows Explorer normally displays Each column lists information, such as the file size or type, for each file in the For a general discussion of how to register Shell extension handlers, see. Windows Explorer Explained: Show File Extensions column that more or less takes the guesswork out of identifying file types–and eliminates.

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