technology

FileMarker, colorize a file on Windows 10

In Mac, you can colorize a folder or file. This is particular useful if you have many files and want to mark important ones for quick access. Unfortunately, Windows does not have such feature natively. Fortunately, FileMarker (free version) allows yo
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22 sec read

TreeSize, find out which folders use most space

When I need to free some spaces on my computer, I need to know which folder(s) take most space so I can prioritize removing files in these folders. TreeSize is a free program to do this. It shows you not only the space each folder takes, but also the
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13 sec read

Create a GIF animation image for free

I need to create a banner ad for Stork’s advanced feature (NIH grant database English/Chinese bilingual version). I wish the ad has two images showing one after the other, and repeat every 3 seconds. In the end, the image is like this: So how t
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19 sec read

Upgrade to Windows 10 from Windows 7 for free

Back in August, 2013 I purchased a Dell computer (OptiPlex 9010 Minitower) which has been working very well. It has Windows 7 installed. Recently I got a notification that Windows 7 will reach End of Life (i.e. Microsoft will no longer support it) so
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13 sec read

How to backup your emails (GMail)

If you decide to abandon a GMail account (not just personal GMail, GSuite included), you might want to save a record of the past emails. Or maybe you simply want to backup your emails. How to do that? Google Takeout will do the work. Go to https://ta
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25 sec read

My blog has a new look

I started blogging in about 2008. At that time I just started to develop my first startup product, a cloud reference manager for researchers called Peaya (then PaperBox) which unfortunately (or fortunately?) failed miserably later. At that time I was
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48 sec read

New Mac OSX Mojave on old Mac

Back in 2009, When I got my first MacBook Pro I was excited. It had the best configuration at that time (8G memory and 250G storage – SSD!). I still use it today. As I am developing Stork’s mobile app, I need to use the latest xcode. But
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25 sec read

Mac on Windows?

If you need to play with Mac OSX but do not own a Mac computer, you might wish you could install Mac OSX on your Windows 10 computer as a virtual machine. Luckily I found this useful webpage with detailed instructions on how to do it. The link also p
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43 sec read

3 monitors

To be more “productive”, I recently upgraded my work space. I used to have 2 monitors side by side. Both of them are View Sonic but they are of different size and one is old. So I purchased two monitors (Dell U2415). Together with one ori
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55 sec read