Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Timothy M Butterworth
On Sun, May 29, 2022 at 11:10 PM Emanuel Berg wrote: > Have a look at this blog post and program: > > Managing OpenBSD installed packages declaratively > > https://dataswamp.org/~solene/2022-05-05-openbsd-declarative-packages-with-pkgset.html > > That's sure one idea, to have a config file (tha

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread john doe
On 5/30/2022 12:26 AM, Tom Browder wrote: On Sun, May 29, 2022 at 15:55 Greg Wooledge wrote: ... Thanks, Greg. It looks like my server was blocked from ports 80 and 443 upstream from it (as you and others suspected), so I asked my provider to reinstall the OS and ensure it has public access to

How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Susmita/Rajib
My dear Illustrious List Maintainers, Programmers and Senior members, I have been on and off my idea to self-learn c++ programming. I found that debian has a dedicated python list. But I wasn't able to find a list for discussing c or c++. Surely, I must not be searching properly. I have tried a c

Re: REvisiting "Tool for investigating dependency chains?"

2022-05-30 Thread Richard Owlett
On 05/29/2022 09:31 PM, David wrote: On Mon, 30 May 2022 at 01:28, Richard Owlett wrote: berenger.mo...@neutralite.org responded with a discussion about using aptitude's visual mode. That has multiple problems: 1. My original goal description was inadequate. 2. My target environment h

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread DdB
Hello, short answer first: There is no "one size fits all", it depends. And there are VERY different levels of C++ programmers. I used to teach entry level (with lots of playful fun) in about 2 weeks time to people already familiar in C. When i tried to learn it myself, it did cause a serious br

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Curt
On 2022-05-29, Greg Wooledge wrote: > > Second, I cannot ping this IP address, nor can I telnet to port 80 of it. > (Nor port 22.) > That's strange; I can ping it (I'm not in Kansas anymore): curty@einstein:~$ ping 69.30.225.10 PING 69.30.225.10 (69.30.225.10) 56(84) bytes of data. 64 bytes fro

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Tom Browder
On Mon, May 30, 2022 at 02:13 john doe wrote: > On 5/30/2022 12:26 AM, Tom Browder wrote: > > On Sun, May 29, 2022 at 15:55 Greg Wooledge wrote: No worries. All those responses about the subject IP now are the norm for a bare-iron server ready for use by a customer, yours truly. It is the same

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Dan Ritter
Emanuel Berg wrote: > Have a look at this blog post and program: > > Managing OpenBSD installed packages declaratively > > https://dataswamp.org/~solene/2022-05-05-openbsd-declarative-packages-with-pkgset.html > > That's sure one idea, to have a config file (that's the > "declarative" part)

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Susmita/Rajib
Dear Team DdB, I write Team assuming that your team runs this company De-bruin.de, and you are the boss. A boss doesn't reply to any and every email. So ... I had the page translated. It said, "The biggest problem with the old website was the open display of email addresses, making it easy for SP

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread IL Ka
You are probably looking for unattended installation and configuration using "noninteractive" dbconf frontend. https://manpages.debian.org/bullseye/debconf-doc/debconf.7.en.html#Unattended_Package_Installation On Mon, May 30, 2022 at 6:10 AM Emanuel Berg wrote: > Have a look at this blog post a

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread IL Ka
Hello, > I have tried a couple of times, but debian-gcc team didn't > respond to my earlier queries (but I shall post a copy of this one > there too, just in case). debian-gcc maintainers maintain the gcc package for Debian, they are not responsible for teaching people C or C++. I suggest you

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Greg Wooledge
On Mon, May 30, 2022 at 07:13:54AM -0500, Tom Browder wrote: > No worries. All those responses about the subject IP now are the norm for a > bare-iron server ready for use by a customer, yours truly. It is the same > server I messed up the firewall with and locked myself out of. The OS has > been r

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread IL Ka
IMHO: It is better to have a firewall and block (policy -- drop) INPUT and FORWARD by default. And open only ports that must be opened. This will help if you install some software that listens for 0.0.0.0 by accident On Mon, May 30, 2022 at 4:42 PM Greg Wooledge wrote: > On Mon, May 30, 2022 at

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Emanuel Berg
Susmita/Rajib wrote: > I have been on and off my idea to self-learn > c++ programming. Just do it ... -- underground experts united https://dataswamp.org/~incal

Why is heyu not in debian?

2022-05-30 Thread gene heskett
Greetings all; I have been useing it, or writing its functions to talk to a cm-11a interface to all the X10 modules for remoting and automating things about the house, since back in the 80's. Suffering from 2, 2T seagate failures in the last 2 months, the rebuild of a workiing system and all it

Re: Why is heyu not in debian?

2022-05-30 Thread The Wanderer
On 2022-05-30 at 10:49, gene heskett wrote: > Greetings all; > > I have been useing it, or writing its functions to talk to a cm-11a > interface to all the X10 modules for remoting and automating things > about the house, since back in the 80's. Suffering from 2, 2T seagate > failures in the las

Re: Why is heyu not in debian?

2022-05-30 Thread David Wright
On Mon 30 May 2022 at 11:00:50 (-0400), The Wanderer wrote: > On 2022-05-30 at 10:49, gene heskett wrote: > > > I have been useing it, or writing its functions to talk to a cm-11a > > interface to all the X10 modules for remoting and automating things > > about the house, since back in the 80's.

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread rhkramer
On Monday, May 30, 2022 08:56:56 AM Susmita/Rajib wrote: > Assuming that OO is an abbreviation of Object Oriented, your email > whets appetite but doesn't quench it. I would have definitely been > helped by answers to my specific queries. I don't know if you will help this very much, but I'll poin

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Susmita/Rajib
Hello! A wonderfully informative email indeed. It entices me to more specific questions. I would like to partially quote you to maintain a context for my reply. You said, "... C++ would be much easier to learn once you understand C ..." I learnt c, but didn't like it, as I didn't find a list of

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Tom Browder
On Mon, May 30, 2022 at 08:42 Greg Wooledge wrote: .. > Unless this machine is more than just a web server...? It does serve other purposes.

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Tom Browder
On Mon, May 30, 2022 at 09:03 IL Ka wrote: > IMHO: It is better to have a firewall and block (policy -- drop) INPUT and > FORWARD by default. > And open only ports that must be opened. > This will help if you install some software that listens for 0.0.0.0 by > accident > >From my limited researc

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Emanuel Berg
Dan Ritter wrote: > You can do it with puppet, chef, ansible, salt... > > You can go further into it with guix and nix. > > It can be quite a lot of work Okay, but why so, since it looks like the task to be done is just a config file that's iterated by a script and boiled down to suitable comman

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Emanuel Berg
Mike Kupfer wrote: > I have half of that, sort of. A static file has 1 package > name per line, and each line has a usage tag like "base", > "dev", or "emacs-build", and distro tags, like "deb10" or > "f25". I run a script, telling it the usage and distro, and > it spits out a list of packages. I

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Joe
On Mon, 30 May 2022 22:31:56 +0530 "Susmita/Rajib" wrote: > To me, c appears as a hodge podge of low level and > high level programming languages. Not a complete programming language > in itself. c language appears to encourage a complex ecosystem of > numerous programmers coming from diverse f

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread IL Ka
> > > The header files are very, very complex and they can't be understood. > No reason to read header files. Both C and C++ have ANSI standards, which developers code against. Just read standard and do not bother with reading header files. But start with a good book. Studying C by reading header

Re: Why is heyu not in debian?

2022-05-30 Thread gene heskett
On Monday, 30 May 2022 11:00:50 EDT The Wanderer wrote: > On 2022-05-30 at 10:49, gene heskett wrote: > > Greetings all; > > > > I have been useing it, or writing its functions to talk to a cm-11a > > interface to all the X10 modules for remoting and automating things > > about the house, since ba

Re: Why is heyu not in debian?

2022-05-30 Thread gene heskett
On Monday, 30 May 2022 11:18:34 EDT David Wright wrote: > On Mon 30 May 2022 at 11:00:50 (-0400), The Wanderer wrote: > > On 2022-05-30 at 10:49, gene heskett wrote: > > > I have been useing it, or writing its functions to talk to a cm-11a > > > interface to all the X10 modules for remoting and aut

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Emanuel Berg
IL Ka wrote: > You are probably looking for unattended installation and > configuration using "noninteractive" dbconf frontend. > https://manpages.debian.org/bullseye/debconf-doc/debconf.7.en.html#Unattended_Package_Installation Noninteractive is the word! Thank you. But obviously people can ca

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Dan Ritter
Emanuel Berg wrote: > Dan Ritter wrote: > > > You can do it with puppet, chef, ansible, salt... > > > > You can go further into it with guix and nix. > > > > It can be quite a lot of work > > Okay, but why so, since it looks like the task to be done is > just a config file that's iterated by a

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Emanuel Berg
Dan Ritter wrote: >>> You can do it with puppet, chef, ansible, salt... >>> >>> You can go further into it with guix and nix. >>> >>> It can be quite a lot of work >> >> Okay, but why so, since it looks like the task to be done >> is just a config file that's iterated by a script and >> boiled d

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread IL Ka
> > > Noninteractive is the word! Thank you. > > This is a technical term covered by debconf(7) :) https://manpages.debian.org/bullseye/debconf-doc/debconf.7.en.html The idea is covered here: https://manpages.debian.org/bullseye/debconf-doc/debconf-devel.7.en.html With a non-interactive frontend

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Timothy M Butterworth
On Mon, May 30, 2022 at 1:24 PM Tom Browder wrote: > On Mon, May 30, 2022 at 09:03 IL Ka wrote: > >> IMHO: It is better to have a firewall and block (policy -- drop) INPUT >> and FORWARD by default. >> And open only ports that must be opened. >> This will help if you install some software that l

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Timothy M Butterworth
On Mon, May 30, 2022 at 1:18 PM Susmita/Rajib wrote: > Hello! > > A wonderfully informative email indeed. It entices me to more specific > questions. > > I would like to partially quote you to maintain a context for my reply. > > You said, "... C++ would be much easier to learn once you understan

Re: declarative (config file) way idea of handling the OS by way of the old system

2022-05-30 Thread Emanuel Berg
IL Ka wrote: > With a non-interactive frontend you can install all packages > and configure them with one script. Right, and I happen to know exactly what I want, I want - from the repos, with the default configuration - if by configuration you mean install options - these programs feh mpv

Re: How should learning to program in c++ be approached, if learning objectives are sought to be customised?

2022-05-30 Thread Edwin Zimmerman
On 5/30/22 15:58, Joe wrote: > You pick the programming language (and OS, and > hardware platform) to suit the job to be done, not the other way > around. Absolutely spot on!  If you want to write a device driver, you need to look at the operating system the driver will run on and see what program

Re: Firewall blocking my new Debian 11 server ports 80 and 443

2022-05-30 Thread Edwin Zimmerman
On 5/30/22 09:41, Greg Wooledge wrote: > On Mon, May 30, 2022 at 07:13:54AM -0500, Tom Browder wrote: >> No worries. All those responses about the subject IP now are the norm for a >> bare-iron server ready for use by a customer, yours truly. It is the same >> server I messed up the firewall with a

regarding firewall discussion

2022-05-30 Thread mick crane
regarding firewall discussion I'm uncertain how firewalls are supposed to work. I think the idea is that nothing is accepted unless it is in response to a request. What's to stop some spurious instructions being sent in response to genuine request? regards mick

Re: regarding firewall discussion

2022-05-30 Thread Emanuel Berg
mick crane wrote: > regarding firewall discussion I'm uncertain how firewalls > are supposed to work. I think the idea is that nothing is > accepted unless it is in response to a request. What's to > stop some spurious instructions being sent in response to > genuine request? Firewalls can have w

Re: regarding firewall discussion

2022-05-30 Thread Jeremy Ardley
On 31/5/22 10:17 am, mick crane wrote: regarding firewall discussion I'm uncertain how firewalls are supposed to work. I think the idea is that nothing is accepted unless it is in response to a request. What's to stop some spurious instructions being sent in response to genuine request? rega