SQLite is a embedded database that is different from a general server-client structure database. SQLite is integrated into the application. If the data is relatively fixed and the amount is small, then SQLite can be said to be more appropriate.
Read More »Use sqlite3 to build a embedded database in Python 
There are various widget components in Flutter, such as Container, Center, Column, Row ... etc. Since I recently studied how to fit the multiple components together for placement, today I will first record how to use Column and Row to design your layout.
Read More »[Flutter] How to use Column and Row to design layout When we developing an App, sometimes we need many page to switch to do many different works. An App with only one page is relatively rare.
So, today I will record how to navigate another page.
Read More »[Flutter] How to navigate to another page and back 
When you using Android Studio to develop an App, you accidentally deleted an important file. Now, how can you save it?
Read More »How to recover accidentally deleted files in Android Studio 
If you search about "How to do a simple Python side project", you will find the online tutorial is teaching "how to make a music player by yourself". In any case, being able to customize a music player by yourself is quite interesting to think about.
Read More »[Python] How to play music 
CPU (Central Processing Unit) is a most important component in a computer. its main task is following the instructions given by the user. In other words, all the behaviors of our daily use of computer, including opening files, playing music, using editor to record work ... etc, are all inseparable from the CPU.
The better CPU can make the computer performance better.
Read More »[Linux] How to check CPU information 
Recently, I always develop mobile App by Flutter. In the process of my development, I found that gradient rendering components can make the interface look better.
So I start to think, how do I do it in desktop application development by PyQt5?
Read More »[PyQt5] How to gradient render components in different colors 
I wrote a note about the steps of how to recovering accidentally deleted files in PyCharm IDE. Intellij IDEA that also developed by Jetbrains, can do the same.
Recently, I accidentally deleted the files when developing an App using Flutter, thank god, I use the following steps to save my files.
Read More »Intellij IDEA: How to recover accidentally deleted files
When we developing a project, SVG (Scalable Vector Graphics) is a good picture format, but sometimes we also need PNG format to build our interface layout.
Read More »Convert SVG to PNG in Python 
"Word Embedding" is a technology that is often used in natural language processing (NLP), and its concept is convert text into numerical format (numbers).
Read More »[NLP] What is "Word Embedding"
