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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

Create CSV file containing UTF-8 characters in PHP and…

If you create a CSV file and the file contains some characters such as ü or ş, then you will find the characters are not displayed correctly in Excel. This is because the default coding of Excel is not UTF-8. To force Excel to use UTF-8, we need to a
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23 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

Phrase frequency analysis on fNIRS hyperscanning with Stork Big…

In the previous blog, we have used Stork’s big analysis to analyze the literature of fNIRS. At that time, Stork only analyzed the frequency of a single word (number indicates the number of occurences): near-infrared (1945) spectroscopy (1868) c
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1 min read

fNIRS overview by Stork’s Big Analysis

What’s the trend of fNIRS in brain research? Is the field growing or dying? Which country and which institute are the most productive? Who are the experts in the field and how can I contact them for collaboration? Which brain region(s) are most
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1 min 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