Questions about programming for and on Ubuntu.

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0
votes
1answer
125 views

What is the best way to run own server side programs on ubuntu server

If I make some server side programs with node.js / Java / Python what is the best way to run them and make them run every time I boot my server. Is crontab @reboot valid way to do this. If so how do I ...
4
votes
3answers
5k views

portable Virtual Machine

I'd like to create a virtual machine with virtualbox and use it on different computers. The problem is that I need to work on my programming projects on different machines and syncing them over the ...
0
votes
2answers
154 views

Need advice for programming languages for a custom GUI

I just transitioned from windows to Ubuntu and so far loving it. On my list of tasks is to develop a GUI interface for collecting data from a remote device through RS232, compile and display the ...
0
votes
2answers
786 views

Can't install libpcap0.8-dev:i386 to compile 32bit App under 64bit environment [closed]

I am writing a little program which uses libpcap and my target machine is i386, while my dev machine is x86_64. Now, when I install libpcap0.8:i386, which works, I get under /usr/lib/i386_linux_gnu/ ...
0
votes
1answer
89 views

Does Ubuntu have a clipboard that works differently from Windows?

Does Ubuntu have a clipboard that works differently from Windows? I've noticed an anomaly between the two, perhaps a bug, or perhaps I'm misusing the functionality. It works the same way every time ...
1
vote
2answers
301 views

apt-build on ubuntu, if I change processor will give problem?

I installed apt-build on Ubuntu, it is a program that compiles and installs programs. It compiles optimally for the user processor and this makes programs run quickly. But I thought what if I change ...
0
votes
1answer
312 views

how to get the address with /proc/kallsyms

cat /proc/kallsyms | grep "\ doexecve$" i run this command in ubuntu 13.04 in virtual box in order to get address. However, no result. How to get the address for kprobe debug
0
votes
1answer
31 views

Confusing Code, request help [closed]

I need help. I am recently coding a bash script, which I have 26 sets of variables. I'm stuck on this part which I need help with. I noticed when you install Ubuntu to check out this website if you ...
1
vote
1answer
141 views

Intel assembly language from Ubuntu

I just want to know if its possible to run assembly language programme, that I was running on windows os using tasm, on ubuntu (linux environment). I actually removed windows completely from my ...
66
votes
12answers
6k views

How to learn vim on a high level? [closed]

I know that vim (like emacs) is very powerful editor for programmers, as long as you know how to use it, its shortcuts, and so on. What steps can I take and what tutorials can I read to become an ...
3
votes
1answer
922 views

QML: How to do variables?

In QML, I am just looking for a way to do fairly simple variables: Bool String Integer
11
votes
2answers
11k views

Why won't strace/gdb attach to a process even though I'm root?

I logged in as root but strace gives me this: root@kyznecov-System:/home/kyznecov# ps -e | grep 111 3807 pts/2 00:00:00 111 3810 pts/2 00:00:00 111 root@kyznecov-System:/home/kyznecov# ...
1
vote
0answers
30 views

What are the steps needed to implement a Qt class or member function into a QML project for Ubuntu-Touch? [duplicate]

Qt contains many classes and functions that are useful for a QML project, but not readily available. The existing solutions do not employ a method that is platform independent, thus it is unclear ...
1
vote
1answer
31 views

scala language not avaible?

For another course I need the scala programming language. Is it right it's not avaible on the software center? if that is so, what is the best way to install it. Roelof
1
vote
2answers
84 views

How do I stop a daemon when the user logs out?

I wrote a daemon in C++ which is automatically started on login using a bash script placed in /etc/profile.d/ while running the install section of my makefile. The problem is that when I log out and ...
5
votes
1answer
1k views

QML: What is the difference between a Component, Element, Property, Attribute, and Object?

The reason why I ask, is that often languages define the same terms differently, and QML is fairly unique in some regards. A brief explanation or analogy is preferred, where as more extensive and ...
3
votes
2answers
253 views

How do I daemonify my daemon?

As part of the Ubuntu Accomplishments system I have a daemon that runs as well as a client that connects to it. The daemon is written in Python (using Twisted) and provides a dbus service and a means ...
0
votes
1answer
34 views

How does a graphical front-end control a daemon?

I'm developing a file sync daemon on Ubuntu as a hobby project, and I'm thinking I might want to develop a graphical front-end at some point which will let me control it. How can a GUI control and ...
22
votes
5answers
51k views

How could I begin C++ programming on Ubuntu?

I recently switched to Ubuntu from Windows 7. I was previously learning C++ with Microsoft's IDE, Visual Studio. How would I go about programming C++ on Ubuntu, preferably with an IDE?
3
votes
1answer
69 views

How does Ubuntu One know when to automatically sync files?

I am curious about how Ubuntu One automatic file sync works under the hood. When I add or change a file in my file manager, how does it know that the change occurred and it needs to sync it? This will ...
0
votes
1answer
113 views

problem with gcov, cannot run

So i'm trying to optimize a file called linpack.c. I have to use gcov to find the 10 most executed lines. I've been given these compiler options: -fprofile-arcs -ftest-coverage -O2 So i ran this $ ...
0
votes
2answers
260 views

line 45 Syntax error: unexpected end of file

Now no matter what I do it just always says that even with a fi it doesnt do that help me debug the code please. also this has 44 lines of text and it says line 45 also the ascii art is just a dog it ...
4
votes
7answers
5k views

Best editor for ubuntu [duplicate]

Possible Duplicate: Is there a Dreamweaver HTML editor replacement? Hello Can anybody suggest me the best editor for ubuntu(9.10) for programming purpose like dreamweaver.and also the ...
0
votes
1answer
499 views

How to combine quickly and my python program?

Firstly, I'm not sure if I'm allowed to ask this question. I'll delete it if it's not welcome. I'm after some guidance on how to start programming. Perhaps I need to start somewhere else, but I'm ...
7
votes
2answers
449 views

Reverse rendering of Urdu fonts

I am working on a project that is based on Urdu language in Ubuntu platform. I'm using Python language and have almost achieved my task. The problem is that, the Urdu text is rendered in reverse ...
0
votes
1answer
104 views

gedit:3457 Error: Not using units is deprecated. Assuming 'px'

I have an error with my first application which I don't understand : (gedit:3457): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:1971:11: Not using units is deprecated. Assuming 'px'. ...
0
votes
1answer
92 views

Not getting output after dmesg

I am a beginner. I wrote a hello world module (actually copied from the o'Reilly book). the code is: #include <linux/init.h> #include <linux/module.h> MODULE_LICENSE("Dual BSD/GPL"); ...
4
votes
1answer
454 views

How can I get install a Cool computer language for Ubuntu?

I am considering taking an online class through Coursera.org. The class is offered by Stanford University. They use the Cool programming language. Does anyone have experience installing Cool in ...
0
votes
1answer
187 views

Simple GUI to display static text informations

I would like to know if there is a way to write or modify a simple program (I don't really care what language it'll use) that can be launched in GUI mode and will display formated text and URL that ...
2
votes
3answers
3k views

IDE/Compiler for C or C++ Programming [duplicate]

Is there any software that supports on C or C++ Programming? Then, if it so, how to run, compile or debug your own code to display its output via terminal(linux/ubuntu) or cmd(windows)
1
vote
1answer
402 views

Programming Java on Ubuntu 13.10 [duplicate]

I have ubuntu 13.10 and I am trying to use a disk that contains a book, How to program Java, 7th edition. It is the Linux version CD and I can't figure out what program to use so I can look at the ...
3
votes
2answers
419 views

DEB installer - Dependency Checks

Using a third-party install generation tool, I created a .deb package for my application. There are several dependencies that are required to be present on user’s Linux OS for my application to run ...
0
votes
1answer
36 views

Can someone recommend a Program able to show and execute XQuery and XPath on a XML document?

I'm searching for a program able to do Xpath and Xquery on XML, but I can't find one (I was using Oxygen XML editor on Windows 7 before). I was wondering if such a program exists for Ubuntu.
24
votes
2answers
3k views

How do I create a PPA for a working program?

Let's assume I have a working application written in C, C++ or Python. I want to create a Launchpad PPA so others can easily install it from a package. Please give step by step instructions for doing ...
3
votes
2answers
1k views

Install Elixir to System

How can I install Elixir on Ubuntu 13.04 so that I can easily use it from the command line and update it easily by cloning git. I have installed Erlang 16 by getting package from here Erlang ...
1
vote
0answers
69 views

Recommended way to check/fire alarm in Python (PyGI/PyGTK)

I am learning to develop an application by using Quickly (quickly create ubuntu-application). This application will stay in Application Indicator / Notification Bar and only work when a defined ...
-1
votes
1answer
357 views

List containing functions used in C/C++ for Ubuntu's GCC/CC? [closed]

I'm new to programming. What I want is to know as much about programming as I possibly can, and start off with what people say is a good start: programming with C. I have this PDF called "Teach ...
2
votes
1answer
5k views

how to write characters to serial port

I have an ancient serial spectrometer which only runs on win9x. I want to convert to a Linux system, but the existing software is proprietary and wont work. I was able to access a console internally ...
0
votes
1answer
45 views

Weight of the commentaries in the source code [closed]

When I search for source-code of Linux parts (applications, kernels, ...), I often find commentaries to clarify the code. Now, I know that those commentaries are useful to help a human reading the ...
0
votes
2answers
108 views

What exactly is this Shell Script doing?

I want to know what this Shell Script does. #!/bin/sh for i in $* do echo "cat>$i<<'end of $i'" cat $i echo "End of $i" done I mean, how is it working? Thanks!
0
votes
2answers
97 views

What's Ubuntu's app development IDE?

What's Ubuntu's official IDE used to develop applications? Which language is preferred for Ubuntu apps?
1
vote
1answer
70 views

What speech service does Orca Screen Reader use?

What speech service does Orca Screen Reader use? Is there any API to access it from an application? Like: function talk (text) { /* convert text to speech */ } ...or maybe via bash commands? talk ...
0
votes
1answer
192 views

How to indicatorize a systray-only app?

I just realized that under 13.04 it isn't possible any more to add applications which are using the systray to a whitelist. I found the suggestion of downloading a patched version of Unity but I'd ...
0
votes
3answers
914 views

How to view the list of c library functions?

I'm a newbie in Linux programming. I found that the way to view the list of system calls in Linux via command-line is: man syscalls But now I want to view the list of c library functions, how can I ...
1
vote
2answers
5k views

Is itoa() available in stdlib.h in Gcc >=4.1?

that's my question. I've Gcc 4.4.1 and that function isn’t present, i had installed the 4.3 and 4.5 versions with the same result :-/ I know that this function is not the C-ANSI standard, but I ...
1
vote
1answer
3k views

How to build GUI application in C language using GTK+?

I have written code in C language using GTK. This code gives a window with 2 buttons, but I do not know how to make the standalone GUI application from this code. Please explain to me step by step ...
2
votes
2answers
3k views

Auto indentation in Gedit

I'm using Gedit to program C and CPP, and I've enabled auto indentation in Edit->Pref. However, it still doesn't work. Is there anything I can do?
0
votes
2answers
45 views

Can assembly directives corrupt my Ubuntu?

I want to start learning assembly language, and read some stuff about it. From a first impression, it seems like the assembler pretty much gives you freedom to do whatever you want with your ...
0
votes
1answer
384 views

How do you make Gedit an html editor? [closed]

How do you turn Gedit into an html editor? I want to write html but have trouble finding a reliable editor/interpreter/Compiler...