Search found 48 matches

by kflee2000
Mon Apr 08, 2024 8:09 pm
Forum: Sound
Topic: Microphone does not work
Replies: 3
Views: 124

Re: Micphone does not work

I am still struggling to find a solution of Mic failed to work, maybe said failed to be recognized by the installed driver. The sound output ok,. Will this message give some hint about what I need to install to get it work. Thanks. kflee@Acer-Predator:~$ systemctl status --user pipewire.service ● pi...
by kflee2000
Sun Mar 17, 2024 10:01 am
Forum: Sound
Topic: Microphone does not work
Replies: 3
Views: 124

Microphone does not work

I am using Linuxmint 21.2 Victoria on an Acer Predator Game Notebook which has an Intel I5 CPU with Intel UHD graphic card as well as Nvidia GEFORCE RTX. I had difficult to get Microphone working and seeking some help. Thank you in advance. These are the testing steps I tried: (1) kflee@Acer-Predato...
by kflee2000
Sat Apr 25, 2020 8:13 am
Forum: Installation & Boot
Topic: [Solved] Login screen loop
Replies: 2
Views: 218

Re: change owner and group of /root

From the recovery mode first issue this command to mount your system as read-write, by default it is indeed read-only: mount -o remount,rw / Thank you very much, it works. I am able to change the owner/group as well as add a new user and change the user pssword of the exitiing one. On restart, I en...
by kflee2000
Sat Apr 25, 2020 7:08 am
Forum: Installation & Boot
Topic: [Solved] Login screen loop
Replies: 2
Views: 218

[Solved] Login screen loop

A Dell machine installed with mate 18 back 2017; and during a recent testing of an embed programming software, something went wrong. I can't no longer loign. I can still get into maintenance mode using recovery option with root password; but noted that strangly the /root directory has been changed i...
by kflee2000
Wed Jun 24, 2015 11:26 am
Forum: Software & Applications
Topic: apt-get install apache2 get diferent result
Replies: 4
Views: 732

Re: apt-get install apache2 get diferent result

HI,

Thank your very much,

After purge and also manually remove /etc/apach2, the apt-get install apach2 work properly.

rgds,
kfl.
by kflee2000
Wed Jun 24, 2015 10:42 am
Forum: Software & Applications
Topic: apt-get install apache2 get diferent result
Replies: 4
Views: 732

Re: apt-get install apache2 get diferent result

NOT Working Machine ================= c apache2 - Apache HTTP Server p apache2:i386 - Apache HTTP Server v apache2-api-20120211 - v apache2-api-20120211:i386 - idA apache2-bin - Apache HTTP Server (binary files and modul p apache2-bin:i386 - Apache HTTP Server (binary files and modul idA apache2-dat...
by kflee2000
Wed Jun 24, 2015 6:25 am
Forum: Software & Applications
Topic: apt-get install apache2 get diferent result
Replies: 4
Views: 732

apt-get install apache2 get diferent result

I have a couple of machines with Linuxmint 17.1 and for some reason, apt-get install apache2 get different result. In the newly installed Linuxmint, the command get a working apache2 v2.4.7 which see the test page correctly. It has a /etc/apache2 with all conf files, mods and default sites. The othe...
by kflee2000
Fri May 09, 2014 5:01 am
Forum: Other topics
Topic: [Solved] Re: system monitor - running vs. sleeping
Replies: 2
Views: 486

[Solved] Re: system monitor - running vs. sleeping

Such is the wire question and no wonder it looks like I am talking to myself as no one reply. In any case, I have found the reason and solution. Hope such info would be useful to some. The reason it wil in "running" state all the time when >/dev/null is added is that, since there is no scr...
by kflee2000
Wed May 07, 2014 5:04 am
Forum: Other topics
Topic: [Solved] Re: system monitor - running vs. sleeping
Replies: 2
Views: 486

Re: system monitor - running vs. sleeping

Further trial and error, I found that the cause is the " program > /dev/null " instuction. My undertanding was that we output to screen while debugging and use "program > /dev/null &" to make it run at background with all output sent to /dev/null. However the > /dev/null woul...
by kflee2000
Sun May 04, 2014 10:34 pm
Forum: Other topics
Topic: [Solved] Re: system monitor - running vs. sleeping
Replies: 2
Views: 486

[Solved] Re: system monitor - running vs. sleeping

I have a program, called avergate, written in C that use select to monitor the incoming signal from stdin, RS232, TCP/IP or Linux pipe. when I started the program with : nice -n 10 avergate the system monitor tool would show it sleeping most of the time, and running when there is an activity, that i...
by kflee2000
Wed Apr 02, 2014 10:34 pm
Forum: Installation & Boot
Topic: [Solved] Is there a system check facility
Replies: 4
Views: 1055

Re: Is there a system check facility

Much appreciated and thanks. I shall try once I reinstall the system. I was under the impression (wishful thinking!) that anything from apt-get install would be compatiable with the system but the apt-get install dogecoin-gt gave me a lot of trouble. I noted that it invokes a lot of dpkg package ins...
by kflee2000
Tue Apr 01, 2014 12:57 pm
Forum: Installation & Boot
Topic: [Solved] Is there a system check facility
Replies: 4
Views: 1055

Re: Is there a system check facility

Thank for advice. I do use rsync to backup /home to an external drive but never thought of back up the system. Just to understand the nature of backup. am I suppose to rysnc the entire file system from / , and in the event of re-install, one could rsync back the entire system, so that the applicatio...
by kflee2000
Tue Apr 01, 2014 12:19 am
Forum: Installation & Boot
Topic: [Solved] Is there a system check facility
Replies: 4
Views: 1055

[Solved] Is there a system check facility

I have a Linuxmint Maya 13 working very nicely until I try to install this dogecoin-qt command that recommended from web search: sudo add-apt-repository ppa:cwayne18/doge which give the output: gpg: requesting key 90B0D90F from hkp server keyserver.ubuntu.com gpg: key 90B0D90F: "Launchpad PPA f...
by kflee2000
Sun Mar 30, 2014 8:59 am
Forum: Hardware Support
Topic: [Solved] Power consumption of PC
Replies: 2
Views: 787

[Solved] Power consumption of PC

I am using an Acer Notebook with an Intel I7 8 core cpu running Linuxmint Maya 13. I am researching into a topic of the efficiency of mining cyber curreny like litecoin / bitcoin and the power consumption. My question is how to measure the acutal power usage of a machine over a period of time. My No...
by kflee2000
Tue Mar 04, 2014 10:41 am
Forum: MATE
Topic: [Solved] Can not Minimize window - program disappered/closed
Replies: 6
Views: 5639

[Solved] Re: Can not Minimize window - program disappered/cl

Just for the benefit of someone may experience this rather silly problem. The disappearing of the program when the winodw minimize icon is click is due to the lost of the "window list". Thus my whole nightmare was solved by simply in the "add panel" to the bottom panel and add th...
by kflee2000
Sat Mar 01, 2014 10:24 pm
Forum: MATE
Topic: [Solved] Can not Minimize window - program disappered/closed
Replies: 6
Views: 5639

Re: Can not Minimize window - program disappered/closed

Hi, Xenopeek, " panel error You write of a second problem where you can't add mintMenu to the panel. Just to be clear; you can only ever have 1 mintMenu on your panels. So if you already have it there, or have a second panel with already the mintMenu, you will be getting this error. If that isn...
by kflee2000
Sat Mar 01, 2014 11:12 am
Forum: MATE
Topic: [Solved] Can not Minimize window - program disappered/closed
Replies: 6
Views: 5639

Re: Can not Minimize window - program disappered/closed

Thank for reply. I can confirm that the program like pluma start and work normally; the problem happened only when I need to minimize by click the minus icon. One can actually see the program quickly minimizing and disappear to the right side of the bottom panel but not the normal small icon that on...
by kflee2000
Sat Mar 01, 2014 1:43 am
Forum: MATE
Topic: [Solved] Can not Minimize window - program disappered/closed
Replies: 6
Views: 5639

Could it be keyboard mapping problem?

I submit a question "Can not mininize window" and still waiting for anyone who may be able to help. The symptom is that when I click minimize icon, the program got closed instead of minimized. Meanwhile I noted that the Mate window minimize icon is mapped to Alt-F9. So, I test by start up ...
by kflee2000
Fri Feb 28, 2014 11:59 pm
Forum: MATE
Topic: [Solved] Can not Minimize window - program disappered/closed
Replies: 6
Views: 5639

[Solved] Can not Minimize window - program disappered/closed

The symptom is when I click the minimize icon in any opened program window, like LibreOffice Calc or a Firefox browser, the program disappear all together as if it is closed, instead of the normal minimize to bottom panel bar which can be click and continue the work. I used Linuxmint 13 Mate on a 64...
by kflee2000
Tue Nov 12, 2013 5:06 am
Forum: Installation & Boot
Topic: Mint 15 64-bit Mate install not finding network
Replies: 10
Views: 1732

Re: Mint 15 64-bit Mate install not finding network

I have installed Mint v15 and after reboot, I also found that the wifi network was not responding. The wifi is connected ok and the immediate thought was the routing issue. By trial and error, I found that in the setting of IP6, it is necessat to set Link to Local and somehow it started to work! As ...

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