9 More Discussions You Might Find Interesting
1. Programming
Hello All,
I am a learner in C++. I was testing my inheritance knowledge with following piece of code.
#include <iostream>
using namespace std;
class base
{
public :
void display()
{
cout << "In base display()" << endl;
}
void display(int k)
{... (2 Replies)
Discussion started by: anand.shah
2 Replies
2. Programming
I have the two class definition as follows.
class A { public: int a; };
class B : virtual public A{ };
The size of class A is shown as 4, and size of class B is shown as 16. Why is this effect ?. (2 Replies)
Discussion started by: techmonk
2 Replies
3. UNIX for Advanced & Expert Users
Hi all!
I am trying to register a device in an existing device class, but I am
having trouble getting the pointer to an existing class.
I can create a class in a module, get the pointer to it and then use
it to register the device with:
*cl = class_create(THIS_MODULE, className);... (0 Replies)
Discussion started by: hdaniel@ualg.pt
0 Replies
4. UNIX for Dummies Questions & Answers
Write a command line that will display a sorted list of logged in users. Just display the username and no other information. To accomplish this task you must use the sed command (The cut command is not allowed).
Been struggling with this question for a while now. Thanks for the help. (1 Reply)
Discussion started by: kofine05
1 Replies
5. Programming
Hi,
I believe the next code is wrong:
class Egg {
Egg e;
int i;
Egg(int ii=0) : i(ii) {}
};
because you would end up with an endless definition (memory allocation) of Egg objects, thus int i.
Ok, so God Eckel proposes for a singleton:
class Egg {
static Egg e;
int... (5 Replies)
Discussion started by: xavipoes
5 Replies
6. Shell Programming and Scripting
cat a.pl
#!/usr/bin/perl
package Myperlclass;
sub mysub{
my $class;
$class=shift;
my $self{};
bless $self,$class;
return $self;
}
sub add{
my $a,$b,$res;
$a=$_;
$b=$_;
$res=$a+$b;
print "res: $res\n";
} (0 Replies)
Discussion started by: cola
0 Replies
7. Programming
Hi, i have a question about C++. Is it possible to declare a class with a member ot the same class? For example, a linked list or i want to convert this C code to C++ class (Elemento)
typedef struct elemento
{
char name;
char value;
List<struct elemento> ltElementos;
... (7 Replies)
Discussion started by: pogdorica
7 Replies
8. UNIX for Dummies Questions & Answers
im just trying to have some fun and kill some time writing a c++ program that has a person type in a car make and model then gives them a year and a price. or something like that. i always have problems getting it goin but once the ball is rolling im usually pretty good. anyone wanna help me out? ... (1 Reply)
Discussion started by: rickym2626
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9. UNIX Desktop Questions & Answers
Hi..!!!You have a very nice web-site! Good work!I am also webmaster and I like this one!Thank you! (1 Reply)
Discussion started by: Hardan
1 Replies
DESKTOP-FILE-VALIDATE(1) General Commands Manual DESKTOP-FILE-VALIDATE(1)
NAME
desktop-file-validate - Validate desktop entry files
SYNOPSIS
desktop-file-validate [--no-warn-deprecated] [--warn-kde] FILE...
DESCRIPTION
The desktop-file-validate program is a tool to validate desktop entry files according to the Desktop Entry specification 1.0.
The specification describes a file format to provide information such as name, icon and description for an application. Such a file can
then be used as an application launcher and to display the application in the applications menu.
For information about the Desktop Entry specification, see http://freedesktop.org/wiki/Specifications/desktop-entry-spec.
The desktop entry files are commonly called desktop files.
OPTIONS
The following options are supported:
--no-warn-deprecated
Do not warn about usage of deprecated items that were defined in previous versions of the specification.
--warn-kde
Warn about usage of KDE extensions to the specification. This includes the use of the KDE Desktop Entry group, of the ServiceTypes,
DocPath, Keywords, InitialPreference, Dev, FSType, MountPoint, ReadOnly, UnmountIcon keys, or of the Service, ServiceType and FSDe-
vice types.
BUGS
If you find bugs in the desktop-file-validate program, please report these on https://bugs.freedesktop.org.
SEE ALSO
desktop-file-edit(1) desktop-file-install(1)
FREEDESKTOP.ORG DESKTOP-FILE-VALIDATE(1)
It's first class!