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Questions tagged [line]

The shortest distance between two points. Or, a row of characters in text output.

is mostly used in below context:

  • text line or command line in text processing context;
  • line drawing or plotting in visualization or image-processing context
  • analytic geometry

For the LINE-API / LIFF use line-api or line-messenger

6255 questions
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Line width in other angle

I draw line like this: - (void)drawRect:(CGRect)rect { _lineColor = [UIColor blackColor]; [_lineColor setStroke]; [_lineColor setFill]; CGContextRef c = UIGraphicsGetCurrentContext(); CGContextClearRect(c, rect); [[UIColor…
nikolaz
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Lisp libraries for drawing lines and graphics

I would like to be able to draw basic graphics in common lisp. I should only need to draw lines, however I need 3-Dimensional visualization. I have four factors which guide my decision: What library should I use/where could I find out which library…
CodeKingPlusPlus
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3 answers

Algorithm for movement along linear line

Code: I have a function as follows: bool Action::approach (img_comp &mover, sf::Vector2f start, sf::Vector2f end, int speed) { //Get the change in x and y float delta_x = (end.x - start.x) / speed; float delta_y = (end.y - start.y) /…
James Hurley
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4 answers

One pesky blank line in an XSLT transform

I'm using XSLT to extract some data from a trademark XML file from the Patent and Trademark Office. It's mostly okay, except for one blank line. I can get rid of it with a moderately ugly workaround, but I'd like to know if there a better…
codingatty
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3 answers

Drawing a line in java with no inheritance

i'm trying to draw a line in a java program but the line has not drawn i have try every function but still no line on JLable i don't know why the graphics of JLable does not updated after i draw my line and it's still empty. help me please import…
strings95
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2 answers

Python, line iterator

I am processing a file line by line for line in mix_files[i]: if my_string in line: use the next line # How to get the next line After a line containing the text is found, I need to work with the next line. Is there any easy way how to…
justik
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2 answers

Java is skipping a line (Strings in a Scanner ??)

I am learning Java, and I'm not very far into it, and I don't know why but Java seemed to skip a line. I don't think the code from all my pages is really neccesery so I will just put the first page and the result I get when using it. Thanks! import…
Bluetiger6001
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Draw in a chart (not a chart object but a Chart) with vba

I'll try to be very precise with my problem but if you have any questions, please ask! So basicelly I have a column A full of dates (from line 1 to line 80) and a column B full of values (stock prices, and also with the same range). I have created a…
user2460449
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1 answer

low-contrast line detection on noisy photographes

I'm trying to detect low-contrast lines on photographs of a screen or noisy images in general. I seem to run into two problems: I can't reliably detect the line with an adaptive threshold or edge detection algorithm, because of the noise/dark grid…
gspoosi
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1 answer

How to draw lines in Rich Text box

I have created an invoice in Rich text box (which will send to printer for printing using dos command bill.rtf>>prn).because my Printer is dot matrix it will not stop paper if i am not send print command using dos. so i need to draw a lines in…
imran khan
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4 answers

Match the last word and delete the entire line

Input.txt File 12626232 : Bookmarks 1321121: 126262 Here 126262: can be anything text or digit, so basically will search for last word is : (colon) and delete the entire line Output.txt File 12626232 : Bookmarks My Code: def…
user2412714
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2 answers

Any problems with SVN merge on a multi column ( tab delimited ) text file?

I have a multi-column text file ( tab delimited ) that I use for localized text in my project. I picked this format since it can easily be edited by anyone in most text editors (and excel too). My makefile processes it into a bunch of defines and…
KPexEA
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5 answers

Print text between two strings on the same line

I've been searching for a ling time, and have not been able to find a working answer for my problem. I have a line from an HTML file extracted with sed '162!d' skinlist.html, which contains the text
JonaK
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1 answer

OpenCV - can't draw long line

I use OpenCV 2.4.5. I want to draw the lines between matched points of two images. The code is: const int &w=image1.cols; for (size_t i = 0; i
alex leonty
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3 answers

Drawing a curved line between two points in PHP

I want to draw a simple curved line between two points. More specifically, the top left and bottom right corner of an image of arbitrary size. I tried using imagearc, but apparently that's not what I'm looking for. To illustrate what I mean: I…
bur
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