[unix] Forum Topics

Hello, my name is John McPherson. I work as a contractor for the DOL, and I am trying convert some code I maintain in an application to send output files to a printer. Right now, the code( a bash script) just slowly prints the output file on the screen, and …

Will the console prompt ever support unix commands Like in the Apple Terminal?

Hi group, I'm using VB.net to convert an output file (text) from a Linux based program into a file that will easily read in Notepad. I found some code in VB.net to do this conversion for UNIX that works "OK" (meaning fair but not perfect). It looks like this: txtLine …

Group, Some weeks back you helped me solve a formating issue with a text file that originates from a UNIX based program (see [https://www.daniweb.com/software-development/vbnet/threads/489626/remove-end-of-report-line-and-format-unix-text]). While reviewing this newly formated data I saw that a character was place at the beginning of each page. Thus, I assume it does set the …

Group, I'm now having to merge several of these text files together. At the end of each of the text files is a line that says "End of Report". I need to eliminate this line completely. This code does the merge for me: RestranName = getRestranName(0) RestranName2 = getRestranName(1) System.IO.File.AppendAllText(RestranName2, …

Hello, I have one "**tar.Z**" file. Objective is to unzip it by shell script and check the date. * archive: filename_20140103_1540.tar.Z #!/bin/bash cd $REP_DATAS/path u=$(date +%u) if [ ${u} -eq 1 ] ; then dateQ=`date --date='-3 day' +'%Y%m%d_%H%m'` else dateQ=`date --date='-1 day' +'%Y%m%d_%H%m'` fi tar xvf filename_"dateQ".tar.Z > error: > …

Hi I have just replied on a post that was posted 43 years ago. My reply was also 43 years ago. I had that feeling that time just flies lately but this might be a little too fast. Or is it just some issue with unix time. This is the …

How can I open an application on a specific workspace using the terminal in UNIX? **** I cannot use any external addons like Devil's Pie ****

So Im using our university servers through an ssh connection. I have a bunch of files in a directory which I would like to run through a perl script. So I thought this simple script I concocted should do the trick. I have used similar script on my home computer …

Sorry people but I'm really struggling with this and I don't know why... but still. I have a stored unix timestamp. [a] I have the current timestamp not in unix format (YYYY-MM-DD HH:MM:SS) [b] I need to: 1) convert the current timestamp [b] into a unix timestamp 2) I need …

My network card doesn't have any UNIX drivers, but it does have windows drivers, so I'm trying to install ndiswrapper. It seems like the default installation of Ubuntu server doesn't have python installed, so I can't dpkg niswrapper in. Is there any resource to help me learn how to hunt …

So I have an assignment where I am supposed to create an oop that will run on a provided Unix server. I have a Mac so when I run the makefile in Terminal, I don't get any errors. But when I try to run the makefile in the provided Unix …

So I have a matrix class that must run on a unix/linux server. The main is a test file that is provided by the instructor. When I compile my code in visual studio it works fine except for test 8 because I can't figure out how to return a print …

Hi Everyone, I need a replace a string (ex : this) with the string (ex : that) in each line of a file (sample.txt) using a C Shell Script and I am not allowed to use sed,awk and replace command in the unix , So i tried to use tr …

I don't know how many of you all know about this already. But I found this pretty interesting. Check it out : [URL="http://www.gnu.org/fun/jokes/unix-hoax.html"]http://www.gnu.org/fun/jokes/unix-hoax.html[/URL] Enjoy..:P :-O :D

This is just a little bit of fun, mine would be HFS+ because of the following; [LIST] [*]Seek Speed for files [*]Auto Optimisation [*]Journalling (Although technically HFSJ) but is in HFS+ [/LIST] Dislikes [LIST] [*]Compatibility [*]Slows down when reading many files ( Badly ) [/LIST]

[B]Environment[/B] Development: Amazon EC2 instance. Operational: Unknown at this time [B]Scenario[/B] This is a *nix question but things start out in php, so please bear with me. I'm trying to get php script (php_script_1) to to run another php script (php_script_2) in the background. This will allow php_script_1 to complete …

the problem is if you increase buff size and also change the buff size in a3_fgets_2 function call to more than 15, the program will run in an infinite loop, Can anybody tell me why? Thanks [CODE]#include<unistd.h> #include<string.h> char * a3_fgets ( char * str, int num, int fd ); …

I have written a code for checking vfork in unix. But I am getting the ambiguous behavious. When I am using exit(0) in child process , output is fine i.e; output :- Before fork I am a child My name is parent child PID=> 23133 kValue => 2 ] But …

I want to write a shell script to automate the ftp session, in that it should take the inputs like the server ip , username , password from a different file who path i'll pass. and also the validations that if the server path exits or not.

I have to run a shell script and store whatever is performed in it into a log file. the path can be altered for the log file. how can i do that ?

I am taking a data structures class and we are using the standard gcc compiler on a unix system. This is fine and I have no troubles using it, but I would like to begin using an IDE for my labs. I am trying Visual Studio 2010 Professional with my …

Hi, As part of porting a (mostly C++) library[1] to a "new" operating system[2], I'm trying to link the library's semaphore class to the platform's semaphore implementation. The problem is that the library assumes that the semaphore implementation will be a modern POSIX one[3] but the operating system's semaphores are …

Hi Guys, I am planning to learn Linux.... I have heard from Many RHCE's that if you will learn Redhat then you will know every Linux Distribution.... Is it true??? My 2nd Question.... I want to practice the Command Line in Linux...You can say want to prepare for RHCT... So …

I have a program that works fine under windows, but when i run it on Unix I get a very slightly diffent set of results, followed by a 'segmentation fault' message. I'm at a loss to explain why. Any ideas?

I've a 2-d array declared as such [CODE]lower_tri = (float **)malloc(sizeof(float *)*(dimention)); for(i =0; i < dimention; ++i) lower_tri[i] = (float *)malloc(sizeof(float)*(i+1));[/CODE] So that it looks like... [] [][] [][][] [][][][] ... However, it causes a segmentation fault when I try to de-allocate the array with [CODE]free(lower_tri);[/CODE] (only in unix, …

Hello everybody! I've wrote a very simple echo server, based on a book about LInux socket programming example and it works just fine. My only problem is that i want to use select() function to handle several connections at one time. I've read lots of reference concerning that function and …

Can Someone tell me why these files won't compile on unix but work fine (mostly) in windows? It looks like unix-land doesn't load the variables from the inherited class QueueArray into the proper scope. prog5.cpp is supposed to create 3 different types of Deque classes. each Deque inherits from ArrayQueue …

I'm writing a program that needs to use only the Unix system calls open, read and write to get and print data!The problem is that the program doesn't allow me to input the marital status of the first student! Am I missing something? Here is the code: [code] #include<stdio.h> #include …