Advertisements After converting the original *.jpg file, using the "reference white color" method (the idea is from here) def whitepatch_balancing(image, from_row, from_column, row_width, column_width): fig, ax = plt.subplots(1,2, figsize=(10,5)) ax[0].imshow(image) ax[0].add_patch(Circle((from_column, from_row), linewidth=3, edgecolor=’r’, facecolor=’none’)); ax[0].set_title(‘Original image’) image_patch = image[from_row:from_row+row_width, from_column:from_column+column_width] image_max = (image*1.0 / image_patch.max(axis=(0, 1))).clip(0, 1) ax[1].imshow(image_max); ax[1].set_title(‘Whitebalanced Image with MAX value of… Read More Save the converted image to a file

Advertisements I need to convert RGB-16 color values to RGB-8. The question is twofold. First, what is a recommended way of doing this? In RGB-8, the topmost value is 255, and in RGB-16 it is 65535, so it seems I can simply divide RGB-16 values to 257, and this will be enough? But then why… Read More To convert RGB16 values to RGB8

Advertisements I’m writing game for project in VS Community 2017 in c++. I can see that coloring text works well in windows terminal, but I’m not sure if it’ll be working on every windows compiler? Is there any safer way to print colored text? Example code: #include <iostream> #include <Windows.h> using namespace std; int main()… Read More Displaying colored text in windows console by linux codes (C++)

Advertisements I am making a simple website with a bunch of divs in a container. When you click on a div it changes a color. When div is pressed 8 times it goes back to a starting color wich is "LightSlateGray". The problem is if someone clicks on another div after clicking on the first… Read More How to make a counter variable start from 0 for every single object when function is called?

Advertisements Please consider the small dataframe test: import pandas as pd import matplotlib.pyplot as plt df = pd.DataFrame( [ [1, 1.0, 0.0, 0.0], [1, 0.75, 0.25, 0.0], [1, 0.576, 0.396, 0.028] ], columns = ["State", "1", "2", "3"] ) I am now plotting the 3 last columns by: fig = plt.figure() ax = plt.subplot() ax.plot(df[["1","2","3"]],… Read More How to show different colors on a plot for values from different columns

Advertisements How do I validate a radio button? I want to make it so that if the user left the radio button unclicked the section background will turn a red colour/color. Here is the HTML Page <p id="caption_project">Project Selection <br/> <input type="radio" name="f__project" id="in_restaurant" value="restaurant"/> <label for="in_restaurant">LEGO Project</label> <br/> <input type="radio" name="f__project" id="in_humber" value="Humber News"/>… Read More How do I validate a radio button with JavaScript?

Advertisements Hey I was wondering if there is a way that you can make the user choose a colour/color with the options that you give them? I know there is a way to let user select a color/colour of thier choices but is there a way that you give the user only three options that… Read More Is there a way to make user select a color/colour with only the option that you give them in JavaScript/HTML?

Advertisements I have defined a variable that holds a color value and when I setstate the screen, I always change this color. I want to use this color both as normal and shade100 in my application. However, my code is giving an error below. late Color objeColor; objeColor = Colors.orange; Container( decoration: BoxDecoration( shape: BoxShape.circle,… Read More apply shade to flutter color variable

Advertisements How do I show my Color data in Text() view the right way? I tried 3 methods but not work for all. Error = Initializer ‘init(_:)’ requires that ‘Color’ conform to ‘StringProtocol’ var body: some View { Text("\(colorΩ)") Text(String(colorΩ)) Text(colorΩ) } >Solution : The goal is not clear but a possible variant is Text(String(describing:… Read More Use Color in Text() the right way

Advertisements I am designing a color palette for my website. What I’m trying to do is get the color code from the css to the <span class = "hexcode"> hex of css </span> tag Let me explain: when I set a certain color in the css for example .color.b50 {background: # E9F1FD; }, I want… Read More How to get hex color code from css and automatically display in div?