Qt Chart Series remove not shown data crashes
I’m trying to make a live plotting graph class in qt and the scrolling works. But when watching my program in Task Manager I recognized that the CPU and RAM usage increases by time (and data). So I …
Tag: graph
Android MPAndroidChart xasis values showing more than 1
I am using android java MPAndroidChart Library. As you can see from photo, value of x axis showing more than one. I just want to show tuesday one time. How can I do it image of chart
Line and Rect intersection not calculated properly on one axis
I’m trying to achieve a basic d3 network with a connection between two nodes, and I want to have the connection to end at the edge of the destination node (so end-marker is positioned properly) …
How to make DFS algorithm continue working on a graph
I’m trying to search for a path(doesn’t have to be the shortest path) on a 40 x 20 Graph. The starting and ending points are chosen randomly. The DFS works fine, until it hits and edge. Then, instead …
How do you use stl iterator and a queue to implement a breadth first traversal of a graph?
while I understand the BFS conceptually I haven’t grasped how to use an iterator and a queue to implement the BFS. I’d really appreciate it if somebody could give me some insight how to properly use …
Linear fit on semi-log scale using Matplotlib
I have been playing around with getting the linear fit straight (and I only succeeded by accident). Please help me understand why this code plots a straight line and what is happening when I change …
About directionality in a topological graph
I am solving this question on LeetCode.com. A statement in the question says: Some courses may have prerequisites, for example to take course 0 you have to first take course 1, which is expressed as …
Plotting android recording samples’s amplitude on moving graph RealTime
I’m developing a recording app, for which I am trying plot amplitude of audio recording samples against time on Android View similar to below image. The graph should move with time towards the left …
Converting xls file into csv/txt file in Python
I’m Using Python 2.7.3 How can i convert excel file(.xls) to txt/.csv file import matplotlib.pyplot as plt x = [] y = [] t = [] fig = plt.figure() rect = fig.patch rect.set_facecolor(‘#31312e’) …
Javascript Graph Layout Engine [closed]
I’m looking for a Javascript library/engine that can do graph layouts. (And when I say layouts, I mean logically position vertices nicely.) The graphs I’m working with are all m-ary trees. M is …