There are many ways to create a password-protected (encrypted) zip file on MacOS. One of them is by entering command in Terminal. It is quite easy to do when it involves one or a few files. But what if you want to add many files and folders to the zip archive. Quick Action is one… Read More »
It’s easy to use a particular song from your music library as an alarm sound on your iPhone. But what if you want a playlist to act as your alarm sound. Unfortunately, the Clock app on the iPhone does not have an option for this. You can only choose a tone or a song from… Read More »
You can convert a single page of a PDF file to an image using the “Export” menu in Preview. If you want to export all the pages to images, then you would have to do it page by page. Wouldn’t it be nice if you can right-click on a PDF file then choose a quick… Read More »
This is a tutorial to create a memory game using Scratch 2. This memory game is played this way: The “computer” will press a random button and then the player must click the same button. In the next round, the computer will press that same button plus another random button. The player must then mimic… Read More »
Welcome to the new version of Jimmy Sie Online. I hope you find this site useful. As you can see, this new version is still in transition mode, so expect a lot of changes in the near future as I add more contents to this site.