The linux operating system
I found /var/lib/dpkg/lock locked, so I looked for instances of apt through ps faux and found this: [bash] root 22549 0.0 0.0 4288 688 ? Ss 06:57 0:00 /bin/sh /usr/lib/apt/apt.systemd.daily install root 22553 0.0 0.0 4288 1512 ? S 06:57 0:00 \_ /bin/sh /usr/lib/apt/apt.systemd.daily lock_is_held install root 22584 0.0 0.5 156364 93128 ? S 06:57 […]
This is a relative small and new distribution that comes from Arch Linux and is influenced by Gentoo. Since things are continuously changing, the info below might become obsolete. Installing According to https://forum.artixlinux.org/index.php/topic,41.0.html : You boot the iso, then check that you have a working internet connection(ping google.com or something). You use fdisk to partition […]
The GNU Compiler Collection They say that “On many systems, g++ is also installed with the name c++“. # Compile a C++ file into an object file:g++ -c main.cpp -o main.o# Link object file(s) into shared library:g++ -shared math.o -o libmath.so# Link object file(s) into static library:ar qcs libmath.a math.o# Link object files, static libraries […]
Create HDD: [bash] qemu-img create -f qcow2 EHC.avi 64G [/bash] Install from iso: [bash] qemu-system-x86_64 -hda EHC.avi -cdrom ~/data/red/Win7.32and64.iso -m 512M [/bash] Start VM: [bash] qemu-system-x86_64 -m 512M -hda EHC.avi [/bash] Suspend VM to file(while running) – IS THIS WORKING?: i guess not 😐 ctrl+alt+2 [bash] savevm /path/to/save.file [/bash] Resume VM from file(at start) – […]
C way: [cpp] #include <stdio.h> #include <string.h> #include <curl/curl.h> /* * For an SMTP example using the multi interface please see smtp-multi.c. */ /* The libcurl options want plain addresses, the viewable headers in the mail * can very well get a full name as well. */ #define FROM_ADDR "<user1@example.com>" #define TO_ADDR "<user2@example.com>" #define CC_ADDR […]
List running machines: [bash] esxcli vm process list [/bash]
Work In Progress Useful commands: [code language=”bash”]# List remotes conan remote list # Add remote conan remote add <remote_name> http://localhost:9300 # Remove remote conan remote remove <remote_name> # List all recipes in remote conan search -r <remote_name> # A recipe looks like: # cool_soft/0.1@michael/stable # And it contains 4 fields: A/B@C/D # These fields are: […]
List of useful docker commands: A container is an instance of an image. Install : https://docs.docker.com/engine/installation/linux/docker-ce/debian/ Check this docker hub repo: https://hub.docker.com/explore/ [code language=”bash”] # Show available docker images docker images # Download image docker pull debian # Delete image docker image rm <IMAGE_ID> # Show containers docker ps -a # Create container from image […]
Work In Progress (not only) For system administrators ! Not all the content from this document applies to OpenBSD. Processes Print all processes: # ps faux USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND … paul 12648 0.1 0.7 527000 62676 ? Sl Jun10 9:37 konsole paul 12656 0.0 0.0 24672 6640 […]
[bash]# Get list of new packages apt-get update # Install newer versions of packages apt-get upgrade # Besides upgrade, also handles changing dependencies with new versions apt-get dist-upgrade # Performs database sanity and consistency checks dpkg -C # List of packages on hold apt-mark showhold # Backup and replace debian version cp /etc/apt/sources.list /etc/apt/sources.list_jessie sed […]
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