ppmtopuzz(1) General Commands Manual ppmtopuzz(1)NAME
ppmtopuzz - convert a portable pixmap into an X11 "puzzle" file
Reads a portable pixmap as input. Produces an X11 "puzzle" file as output. A "puzzle" file is for use with the puzzle program included
with the X11 distribution - puzzle's -picture flag lets you specify an image file.
SEE ALSO ppm(5), puzzle(1)AUTHOR
Copyright (C) 1991 by Jef Poskanzer.
22 August 1990 ppmtopuzz(1)
Check Out this Related Man Page
sudoku_generator(1) User Commands sudoku_generator(1)NAME
sudoku_generator - generate and solve Sudoku puzzles
sudoku_generator [-n|--non-sym] [-d|--dump] [givens_count]
sudoku_generator -s|--solve|-p|--print sudoku_dump
sudoku_generator generates, solves and prints Number Place puzzles, so called Sudokus. A Sudoku puzzle consists of 9 x 9 cells subdivided
into 9 regions with 3 x 3 cells. The rules are simple. There have to be the numbers from 1 to 9 in every row, column and region.
Number of givens (<= 81). Default is 36. Generation of Sudoku puzzles with less than 26 givens takes very long.
String with 81 * 1-9 or _ (+ ignored).
OPTIONS -n, --non-sym
Generate a non-symmetric Sudoku puzzle. Default is symmetric.
Dump the generated Sudoku puzzle (don't print).
-s, --solve sudoku_dump
Solve a Sudoku puzzle.
-p, --print sudoku_dump
Print a Sudoku puzzle.
Print version information and exit.
Print help message and exit.
Copyright (C) 2005-2010, Thomas Gunther <firstname.lastname@example.org>
This GPL program comes with ABSOLUTELY NO WARRANTY; this is free software, and you are welcome to redistribute it under certain conditions;
see the source for details.
sudoku_generator 0.3.5 April 2010 sudoku_generator(1)
I have a huge matrix file containing some 1.5 million rows and 6000 columns. The matrix looks something like this:
1 2 3
4 5 6
7 8 9
3 4 5
I want to add all the numbers in the columns of this matrix and display the result to my stdout. This means that the numbers in the first column are:
... (2 Replies)
Just trying to get to grips with sed and awk for some reporting for work and I need some assistance:
I have a file that lists policy names on the first line and then on the second line whether the policy is active or not.
Policy Name: Policy1
Policy... (8 Replies)
version info :
vi availabe with RHEL 5.4
I have a text file with 10,000 lines. I want to copy lines from 5000th line to 7000th and redirect to a file. Any idea how I can do this?
The above scenario is just an example. In my actual requirement, the file has 14 million lines and I want... (9 Replies)
I know the following questions are noobish questions but I am asking them because I am confused about the basics of history behind UNIX and LINUX.
Ok onto business, my questions are-:
Was/Is UNIX ever an open source operating system ?
If UNIX was... (21 Replies)
I couldn't find an actual introduction thread, so I decided to just put this here.
I go by d0wngrade online. I have been programming in multiple languages for about 15+ years. I started with standard web design languages like HTML and CSS, but I then advanced from design to development... (2 Replies)
The first active code line in AudioScope.sh is set -u .
This causes a complete exit if a variable is used/found but has not been allocated at the start of the program.
However, apart from writing code to do the task, is there a switch to to check which variables have been... (17 Replies)
In thread https://www.unix.com/shell-programming-and-scripting/267833-grouping-counting.html rovf and I had a mini-discussion on grep and awk.
Here is a demo script that compares the awk and grep approaches for this single problem:
# @(#) s2 Demonstrate group... (1 Reply)
I have to fish out some specific columns from a file based on the header value. I have the list of columns I need in a different file. I thought I could read in the list of headers I need,
# file with header names of required columns in required order
# read contents... (11 Replies)
For those interested in installing dash shell on OSX Lion to help test POSIX compliancy of shell scripts, it is quite easy. I did it like this:
If you don't have gcc on your system:
0. Download and install the Command Line Tools for Xcode package from Sign In - Apple *
1. Download the dash... (2 Replies)
Hello and thanks in advance for any help anyone can offer me
I'm trying to learn the find command and thought I was understanding it... Apparently I was wrong. I was doing compound searches and I started getting weird results with the -size test. I was trying to do a search on a 1G file owned by... (14 Replies)
I have data of an excel files as given below,
org1_1 1 1 2.5 100
org1_2 1 2 5.5 98
org1_3 1 3 7.2 88
org2_1 1 1 2.5 100
org2_2 1 2 5.5 56
org2_3 1 3 7.2 70
I have multiple excel files as above shown.
I have to copy column 1, column 4 and paste into a new excel file as... (26 Replies)
Taking a break from Vue.js coding for the site, SEO and YT videos; and hopefully addressing some well deserved criticism from some here that I have been too focused on the visual aspects of the forums versus the substance and the community....
While the "current generation... (9 Replies)
Well guys and gals, I jumped in at the deep end and found things that PERL cannot do by default.
Many tricky terminal escape codes are not catered for so I had to create workarounds.
One thing I searched for was this:
Passing perl variable to shell command
AND, @Neo this was... (15 Replies)