In the above source code, the root path or endpoint will simply render the UI. This UI contains only one link for downloading a file from the server. Clicking on the link will ask user to save the file in a chosen location. The file type could be anything. As you see I have tested with four types of files.
I hope this example will work with other file types as well. Now create a download. Notice in the above template file I am using Flask EL Expression language to evaluate the link endpoint. Now navigate to the project root directory from command line tool and execute the command python main. See Set up email on an Apple device with Office operated by 21Vianet.
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Word for Android phones help. Word for Android tablets Help. Word for Android phones: Animated tips. Video: Getting started with Word for Android tablet. Excel for Android phones help.
Excel for Android tablets Help. Excel for Android phones: Animated tips. Movie files. YouTube videos. Pictures or images. PDF files. Word processor documents. Spreadsheet or CSV files. Text files. How to download video games. Note Many programs may also be included in a compressed file. Tip If you're having trouble figuring out how to install the drivers you have downloaded, look for a readme file with this information. Tip Once an image is saved, you may open it with an image editor or another program that supports the image's file format.
Tip You can also choose to copy the image and then paste it into any document or graphics program. Tip If the browser is opening the document or the link isn't working, you can also right-click the image and choose Save link as , Save target as , or Save linked content as.
Tip If the browser is opening the spreadsheet or the link isn't working, you can also right-click the link and choose Save link as , Save target as , or Save linked content as. Note Many websites that grab information from a database do not save the data as a.
Additional information Where are the files I downloaded using my web browser? How to change your browser download location. Why does my download stop before it is finished? How to clear your downloads folder. How to upload and download a file or folder in Google Drive. How to install software. Computer downloads. Run the page by clicking the Run Page icon as shown in Figure If prompted to enter a user name and password, enter your workspace user name and password and click Login. See "About Application Authentication".
Once you create the form to upload documents, the next step is to create a report on the document table that contains links to the uploaded documents.
For Region, select Report and then click Next. Your report should resemble Figure Note that your display may differ slightly depending on what files you have uploaded. The Report Attributes page appears. You can add a link to the ID column by editing Column Attributes. ID parses the value contained in the column where ID is the column alias.
Next, you create another table to store additional information about the documents that are uploaded. In this exercise, you:.
Alter the SQL Report of uploaded files to join to the table containing the additional information. Click the Home breadcrumb link at the top of the page as shown in Figure Finally, you need to alter the SQL Report region to join it to the additional attributes table. To accomplish this, you edit the Region Source attribute on the Region Definition page.
Click Browse , locate a file to upload, and click Submit. As shown in Figure , the Uploaded Files report now contains a Subject column. In certain cases, you may want to store uploaded documents in a table owned by your schema. For example, if you want to create an Oracle Text index on uploaded documents, you need to store the documents in a custom table. Now that documents are being stored in a custom table, you need to provide a way to download them.
Click the Home breadcrumb link at the top of the page to return to the Workspace home page. To avoid this situation, there are a couple of available options. You then create a hidden item on that page for the document ID of the document to be downloaded. The Page Definition for page 2 appears. A confirmation message displays at the top of the page: Region created. For Item Type, select Hidden and then click Next.
Note that this approach has security implications that you need to be aware of. To invoke your procedure, a user can click the links you provide, or a user can enter similar URLs in the Web browser's Address or Location field. A hacker could determine what file IDs exist in your table by legitimate or illicit means.
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