lines

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c#/java Drag points and draw lines between them

Hey, is there a a simple way in c# or java to let the user \"drop\" points onto the form and then draw lines between the new point and existing ones ?[详细]

2023-02-03 18:12 分类：问答
Drawing a line in a class which extends "Activity'

I have an ImageView loading a picture in my Activity and want to draw some lines on it.It seems like I\'m not able to overlay the lines I draw onto the ImageView.If I create a new class (myPainter) wh[详细]

2023-02-03 14:22 分类：问答
text file multiply bash linux

for example i have a text file with 5 lines: one two three four five and i want to make a script to make a 2000 lines file containing loops of the file above[详细]

2023-02-03 02:01 分类：问答
C# How to skip number of lines while reading text file using Stream Reader?

I have a program which reads a text file and processes it to be seperated into sections. So the question is how can the program be changed to allow the program to skip reading the first 5 lines of th[详细]

2023-01-30 06:47 分类：问答
remove All lines except first 20 using php

how to remove every line except the first 20 using php from a text file?开发者_运维知识库If loading the entire file in memory is feasible you can do:[详细]

2023-01-29 17:29 分类：问答
VBS adding lines to text file without spaces

trying to figure out how to modify the code below to add to a text file that happens to have an extra CRLF at the end of the file. I get confusing results depending on where I put the CHR(10). Any ide[详细]

2023-01-29 12:40 分类：问答
read lines in txt file [java] [duplicate]

This question already has answers here: Java: Reading a file into an array (5 answers) Closed 1 year ago.[详细]

2023-01-27 09:51 分类：问答
OpenCV: How to draw a line with colors that are inversed relatively to the surface it should be drawn on?

So we have an image. We want to draw a line that must definitely be seen. So how 开发者_如何学Pythonto draw a lines with colors that are inverted relatively to the surface it should be drawn on in eac[详细]

2023-01-26 12:25 分类：问答
How to extract lines in an array, which contain a certain value? (numpy, scipy)

I have an numpy 2D array and I want it to return coloumn c where (r, c-1) (row r, coloumn c) equals a certain value (int n).[详细]

2023-01-25 23:58 分类：问答
Canvas with transforms - what's the best way to draw a grid

I have a WPF canvas that I can scale, scroll and whatever. Now I want to draw (tiling) gridlines on it - preferably depending on the scale, which means that when you zoom out the old gridlines fade aw[详细]

2023-01-25 20:50 分类：问答