To begin with today’s topic, let’s watch a video first: The idea behind running MacOS on any PC is that we are able to boot MacOS on virtual machine and that virtual machine can run on any PC equals to MacOS can run on…

Data analysis is so popular in this decade. Every company loves it, because it helps corporate solve a lot of difficult problems. Since data analysis is so powerful, let’s utilize data analysis in a daily life scenario. In this post, I will go through 6 steps about how I used…

Digital images are now part of our daily life. People can hardly live without it. Therefore, digital image processing becomes more and more important these days. How to increase the resolution of images or reduce noises of images are always hot topics. Fourier Transformation can help us out. …

It’s really common and easy to use SSH to access Raspberry Pi through Internet like WiFi or Ethernet. However, if you don’t have internet connection, bluetooth is your best friend to access to your raspberry pi. As a big fan of iOS devices, I am looking for a great way…

In this post, I’m going to share my experience on how to convert a PDF file into an image on AWS Lambda function and how I deal with the pdf.la: file not found error. In “previous” AWS Lambda operation environment, it is very easy to convert PDF into images using…

AWS Lambda is a powerful FaaS (Function as a service) service and is flexible to deal with most of tasks. It comes with many useful command line tools such as ImageMagick, one of the most handy image processing software. …

Recently, I re-built an object detector from an amazing Github repository. I encountered some errors when I was compiling the code. It took me lots of effort to figure out how to solve these problems. Therefore, I want to update some information in this repository to share my solution. …

I passed my AWS Solutions Architect — Associate (AWS SAA) Certification last month (Scored 823 over 1000). I learned tons of concepts about cloud computing when I was preparing for the exam. I would like to share my experience for those who also want to get this certification. ​Exam portal My background …

I passed my Cloudera CCA175 last month (Scored 7 of 9). I learned a lot during I was preparing for the exam. I would like to share my experience for those who also want to get this certification. Exam portal My background Degree: M.S Business Analytics at UT Dallas B.S Applied Mathematics…