Category: Languages
jQuery Introduction
The essence of jQuery($) jQuery is a Javascript Library, it is in essence a Javascript object or a function. The commonly seen $(dollar sign) is
How to server all the mp4 files in a folder
Folder Structure Dependencies The following Python packages are used: flask os References https://stackoverflow.com/questions/3207219/how-do-i-list-all-files-of-a-directory https://fenghe.us/how-to-serve-mp4-video-with-flask/
How to setup FLTK environment in CLion on Mac OS
FLTK: Fast Light Toolkit FLTK Version: 1.3.5 In terminal In CLion, take C++ 14 program as example, as in my project renju, the CMakeLists.txt file
Regression in MATLAB
NOTE: The Machine Learning ToolKit is required for MATLAB to perform regression. R is the MSE(Mean Square Root Error) of the data, M is the
JavaScript Arrow Functions
A normal style function in JavaScript would look like this: But as this wonderful language servers everything as object, the following one is also acceptable
Ruby Basics – Comments and Loop
I learned Ruby in 2018, it is a really powerful and reflexible language. This is a tutorial Series on Ruby on Rails. Today, it will
Simple Indefinite Integrals in Matlab
Following is a simple demonstration: Here, we define x as a symbol rather than a variable so that this expression won’t be calculated at once,
-1 as Superscript in LaTeX (in Evernote Markdown)
When trying the Markdown feature in Evernote, I was unable to type a superscript like following: where there is a -1 as superscript. I tried
Solution for Raspberry Pi VIDEOIO ERROR: V4L
I tried -1, 0, 1 as argument for the VideoCapture function, but none of them worked, then what’s the problem? Firstly, use and then go