During the Wanli era, when he was in his twenties, Wei Zhongxian boldly castrated himself with a knife. For several decades after entering the palace, Wei Zhongxian remained an insignificant figure, arguably the lowest of the low. His most glorious position was being the head chef for Emperor Zhu Youjiao Read more…
A simple calculator which looks like the iphone app. You can use it at: https://www.weiy.city/functions/calculator/
Output: Here are two same variable declaration in the nested for loop. But the second var i will overlay rewriting the first one.So the sum contains only the first row values in the following example. We can use let instead of var for i when declare them in the nested for loop Read more…
Install the precompiled package of Node.js from the official website. (I chose LTS Linux x64.) https://nodejs.org/en/download After extracting it, add the path to the PATH environment variable. Install tsc We can use it successfully after the above steps
We can create an timer in vtkRenderWindowInteractor object, then register timerEvent for it to trigger task. Here is simple example about rotating a cone automatically. Result:
The following content involves the concepts of synchronous and asynchronous. Here is a C++ class that simulates a timer. Output asynchronously. To simulate a timer for sequentially outputting numbers, we can do it like this: We cannot execute the task of rendering frames by creating a new thread in this Read more…
The website has just uploaded a new small tool that supports to make image clearer. Link: https://www.weiy.city/image-processing/ The image processing kernel used is: You can also use another editor: https://www.weiy.city/image-filter/ to customize the kernel you desire to get a better result.
The so-called “Qingmiao Law” can be explained in one sentence: County officials would distribute loans to farmers in their jurisdiction for a period of six months every February and June, and then charge interest at an annual rate of 40%, with the interest being cleared along with the principal. Borrowing Read more…
Yang Yan, born during the “Flourishing Era of Kaiyuan” in ancient China’s Tang Dynasty, witnessed the complete process of the empire’s rise and decline. Although Yang Yan’s early career was not smooth, his literary talent had long been renowned throughout the court. In the final days, Emperor Daizong of Tang Read more…