Is saving a file the same as downloading it

If you need to save really large files bigger than the blob's size limitation or don't have enough RAM, then have a look at the more advanced StreamSaver. That will have support for progress, cancelation and knowing when it's done writing. Looking for canvas. Check out canvas-toBlob. Due to restrictions in iOS saveAs opens in a new window instead of downloading, if you want this fixed please tell Apple how this WebKit bug is affecting you. Using URLs within the same origin will just use a[download].

Otherwise, it will first check if it supports cors header with a synchronous head request. Pros of Database: ACID consistency which includes a rollback of an update that is complicated when the files are stored outside the database. Files will be in sync with the database so cannot be orphaned from it which gives you an upper hand in tracking transactions. Backups automatically include file binaries.

More Secure than saving in a File System. Cons of Database: You may have to convert the files to blob in order to store it in db. Database Backups will become more hefty and heavy. Memory ineffective. So all data has to go to RAM first.

If your application will not demand a large number of files from a large number of users. Caching the file data can pave a way to reduce memory and database usage. June 27, at pm. August 19, at am. You can also trigger a manual save by clicking the Save command in the top left of your screen.

It's always a good idea to do a manual save before closing SketchUp. When you launch SketchUp for Web, you'll have the option to open a model from the Home tab using the Open button or by choosing a recent file , or the Trimble Connect tab.

While modeling, you can return to the Home tab or Trimble Connect tab, by clicking the 'hamburger' menu icon in the very top left of your screen. You can also choose the 'Open' command in the File operations menu. If you choose to open a recent file -- a model that you recently opened or saved in SketchUp for Web -- simply double-click its listing in the Home tab or single-click its file name.

This is probably the fastest way to resume working on a model saved in Trimble Connect. Your list of recent files is actually cached or stored in the browser that you SketchUp for Web with.

If you clear your browser cache, use another browser, or use another device, you won't see your recent files. If this happens, don't worry, just use the Trimble Connect tab to find and open your file. When you choose to Open a file from Trimble Connect, you'll need to navigate to Project where you saved your file -- probably the SketchUp folder if you have a Free subscription -- to find your file.

When you do, just double-click it's listing or single-click its name. If you have a lot of files stored in your Project, you may find it useful to change from the default thumbnail view to list view. In list view, you can sort your file list by name, last modified date, or file size. This can make it a bit easier to find things in a large project. In either list view or thumbnail view, each model has a file options menu.

From here, you can choose to open, delete, view file details, or view revision history. These options are also available in the Home tab. The most basic kind of URL simply specifies the protocol and host.

The default assumption is that the main page in a given directory will be named index, usually index. The URL can also include an optional port number. Without getting into too much detail, the network protocol that underlies the exchange of information on the Internet allows computers to connect in different ways. Port numbers are used to distinguish these different kinds of connection. As you know, there are usually many web pages on a given website.

These are stored in directories on the server, and you can specify the path to a particular page. Finally, some web pages allow you to enter queries. The Old Bailey Online website, for example, is laid out in such a way that you can request a particular page within it by using a query string.

As a digital historian you will often find yourself wanting to use data held in scholarly databases online. To get this data you could open URLs one at a time and copy and paste their contents to a text file, or you can use Python to automatically harvest and process webpages.

The Python language includes a number of standard ways to do this.