Differences

This shows you the differences between two versions of the page.

--- onny:notizen [2023/05/10 08:40] – [ip] 10.200.0.1
+++ onny:notizen [2024/05/22 12:10] (current) – [batch convert images] 10.250.0.1
@@ Line 1: / Line 1: @@
-===== kernel =====
-grep kernel config running system
-<code bahs>
-zcat /proc/config.gz | grep VDSO
-</code>
-===== fish =====
-unset history
-<code>
-fish --private
-</code>
 ===== bash =====
@@ Line 101: / Line 87: @@
 chmod +x $FILE
 $FILE "$@"
-</code>
-==== sed ====
-Mit sed inplace eine Zeile zu einer Datei hinzufügen:
-<code bash>
-sed -i '9i#include <algorithm>' liboffsetfinder64/vmem.cpp
-</code>
-add to end of file
-<code bash>
-sed -i -e '$aretry $@' retry.sh
-</bash>
-Comment out specific line matching a string
-<code bash>
-sudo sed -e '/pam_securetty.so/ s/^#*/#/' -i delugecontainer/etc/pam.d/login
-</code>
-comment out multiple lines / range
-<code bash>
-sed -i "28,33 s/# *//" autogen.sh
-</code>
-regex parse value of xml tags
-<code bash>
-sed -n 's/.*<id>\(.*\)<\/id>.*/\1/p' myfile.txt
-</code>
-delete multiple lines
-<code bash>
-sed -i '2,3d;5d;8d' file
 </code>
-insert line after match
-<code bash>
-sed  '/\[option\]/a Hello World' input
-</code>
 ==== grep ====
 regex match group
@@ Line 164: / Line 121: @@
 </code>
-==== curl ====
-post data
-<code bash>
-curl --data "UserId=eb8c2ec5352843d3a16ca11c26d3551c&Name=lolorollo&api_key=a5dc4e***9c9e0a***3" "https://turbotux.de/Playlists?UserId=eb8c2ec5352843d3a16ca11c26d3551c&Name=lolorollo&api_key=a5***d***9e0***3"
-</code>
-download and extract archive
-<code bash>
-curl http://wordpress.org/latest.tar.gz | tar xvz
-</code>
-set host header
-<code bash>
-torify curl --header "Host: http.pi" blog.project-insanity.org
-</code>
 ==== patching ====
@@ Line 353: / Line 297: @@
 ffmpeg -i Kawamata\ -\ La\ passage\ des\ chaises.mkv -vf subtitles=Kawamata\ -\ La\ passage\ des\ chaises.mkv -acodec copy -preset:v ultrafast Kawamata\ -\ La\ passage\ des\ chaises.mp4
 </code>
-==== batch convert images ====
-<code bash>
-for i in *.jpeg; convert -resize 30% $i (string replace jpeg jpg $i); end
-</code>
 ==== lossless mp3 merge ====
 <code bash>
@@ Line 498: / Line 439: @@
 docker system prune -a
 </code>
-docker stop all container
-<code bash>
-docker stop (docker ps -a -q)
-</code>
 prevent from auto start
 <code bash>
 docker update --restart=no client-iaro_db_1
@@ Line 678: / Line 617: @@
 git remote set-url origin gitlab@http-new.pi:onny/web-wikidict.git
 </code>
-tagging
-<code bash>
-git tag -a v0.1 -m 'whackspace wordpress theme init'
-</code>
 merge commits from a remote repository
 <code bash>
 git fetch https://github.com/rfc2822/davdroid.git master
@@ Line 777: / Line 714: @@
 git commit --allow-empty -m 'run tests again'
 git push --set-upstream USERNAME mynewbranch
-</code>
-change message of last git commit
-<code bash>
-git commit --amend
 </code>
 force push, remove latest commit of remote repository (origin)
@@ Line 807: / Line 740: @@
 git commit --all --amend --no-edit
 git rebase --continue
-</code>
-add co-author / co-authors to commit
-<code bash>
-git commit --amend
-# Add line: Co-authored-by: name <name@example.com>
 </code>
 ===== yum =====
@@ Line 894: / Line 821: @@
 </code>
   * check spamminess of email server: https://www.mail-tester.com/
-  * manual imap login
-openssl imaps login
-<code>
-openssl s_client -connect mail.sexypump.de:993 -crlf
-A login cypherpunk cypherpunk
-</code>
-get quota
-<code>
-a GETQUOTAROOT INBOX
-</code>
-get msg count of folder
-<code>
-a LIST INBOX *
-* LIST (\HasChildren) "." INBOX
-* LIST (\HasNoChildren \UnMarked) "." "INBOX.Deleted Messages"
-* LIST (\HasNoChildren \UnMarked) "." "INBOX.Sent Messages"
-* LIST (\HasNoChildren \UnMarked \Trash) "." INBOX.Trash
-* LIST (\HasNoChildren \UnMarked \Sent) "." INBOX.Sent
-* LIST (\HasNoChildren \UnMarked) "." INBOX.Notes
-* LIST (\HasNoChildren \UnMarked \Junk) "." INBOX.Junk
-* LIST (\HasNoChildren \UnMarked \Drafts) "." INBOX.Drafts
-* LIST (\HasNoChildren \UnMarked) "." INBOX.AntiSpam
-a OK List completed (0.001 + 0.000 secs).
-a SELECT INBOX
-</code>
 send smtp mail
 <code>
@@ Line 1306: / Line 1209: @@
 <code>
-let
+nixpkgs.config.packageOverrides = pkgs: rec {
+  unstable = import unstableTarball { };
-  # FIXME
+  opensnitch = unstable.opensnitch;
-  unstableTarball =
+};
-    fetchTarball
-      https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz;
-in
-{
-  disabledModules = [
-    "programs/firejail.nix"
-    "services/web-apps/nextcloud.nix"
-  ];
-  imports = [
-    "${fetchTarball "https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz"}/nixos/modules/services/security/opensnitch.nix"
-    /home/onny/projects/nixpkgs2/nixos/modules/services/networking/create_ap.nix
-  ];
-  nixpkgs.config.packageOverrides = pkgs: rec {
-    unstable = import unstableTarball { };
-    opensnitch = unstable.opensnitch;
-  };
-  #services.opensnitch.enable = true;
 </code>
@@ Line 1361: / Line 1244: @@
     '';
   });
-</code>
-use local src / source
-<code>
-  src = /home/onny/projects/linux-wifi-hotspot;
-  unpackPhase = ''cp -r --no-preserve=mode $src/* .'';
 </code>
@@ Line 1374: / Line 1250: @@
 <code bash>
 nix-shell -p 'python3.withPackages (p: [p.pygobject3])' -p libnotify -p gobjectIntrospection
-</code>
-package overlay and override attributes
-<code>
-  nixpkgs.overlays = [
-    (self: super: {
-      foo2zjs = (import (builtins.fetchTarball {
-        url =
-          "https://github.com/onny/nixpkgs/archive/foo2zjs.tar.gz";
-        sha256 = "0dsix1vp4canialzj4rp51i35lhdk28yndnnj62i0brzlng7jdrk";
-      }) {} ).foo2zjs;
-      wordpress = super.wordpress.overrideAttrs (oldAttrs: rec {
-        # Remove default plugins and themes
-        installPhase = oldAttrs.installPhase + ''
-          rm -r $out/share/wordpress/wp-content/plugins/*
-          rm -r $out/share/wordpress/wp-content/themes/*
-        '';
-      });
-      foo2zjs = super.foo2zjs.overrideAttrs (oldAttrs: rec {
-        src = builtins.fetchurl {
-          url = "https://github.com/onny/nixpkgs/archive/foo2zjs-colorfix.tar.gz";
-          sha256 = "0xksz2p2l0jx083hlbrh295ncb2lgsp9b8nwdig3lyinl5x";
-        };
-        patches = (oldAttrs.patches or []) ++ [
-          (pkgs.fetchpatch {
-            url = "https://raw.githubusercontent.com/onny/nixpkgs/12b6026fb0a4119e40a095aae224eaaf27098c10/pkgs/misc/drivers/foo2zjs/dell1250c-a4fix.patch";
-            sha256 = "0lvbryw6ymh0ahwkhqsgmjimg5saa8b1xnxmyyjxrbi3l3a6flll";
-          })
-        ];
-      });
-    })
-  ];
-</code>
-fetchpatch
-<code>
-  patches = [
-    # Support HBPL1 printers https://www.dechifro.org/hbpl/
-    ./hbpl1.patch
-    # Fix "Unimplemented paper code" error for hbpl1 printers
-    # https://github.com/mikerr/foo2zjs/pull/2
-    (fetchpatch {
-      url = "https://patch-diff.githubusercontent.com/raw/mikerr/foo2zjs/pull/2.patch";
-      sha256 = "0lvbryw6ymh0ahwkhqsgmjimg5saa8b1xnxmyyjxrbi3l3a6fbvy";
-      stripLen = 1;
-      name = "fix_papercode_error.patch";
-    })
-  ];
 </code>
@@ Line 1482: / Line 1306: @@
     };
   };
-</code>
-nix repl
-<code bash>
-nix repl '<nixpkgs>'
-# wordpressPackages.plugins.gutenberg.meta.license
 </code>
 ==== packaging ====
@@ Line 1783: / Line 1600: @@
       --add-flags "-jar $out/lib/briar-desktop.jar"
   '';
-</code>
-==== tests ====
-run tests interactively
-<code bash>
-nix build -L -f . nixosTests.invoiceplane.driverInteractive
-./result/bin/nixos-test-driver
-> startAll
-> testScript
-> $machine->succeed("touch /tmp/foo")
-> print($machine->succeed("pwd")) # Show stdout of command
 </code>
@@ Line 1850: / Line 1655: @@
 <code bash>
 fatlabel /dev/sdb1 "mystick"
-</code>
-grow ext4 partition live
-<code bash>
-$ growpart /dev/sda 2
-$ resize2fs /dev/sda2
 </code>
@@ Line 1944: / Line 1743: @@
 </code>
-===== avahi =====
-discover local services
-<code bash>
-avahi-browse --all --ignore-local --resolve --terminate
-</code>
 ===== curlftpfs =====
 <code bash>
@@ Line 2098: / Line 1893: @@
 </code>
-===== cups =====
-list printers
-<code>
-$ lpstat -p -d
-printer Dell_1250c is idle.  enabled since Tue 28 Dec 2021 09:44:59 AM UTC
-printer Dell_1250c_USB is idle.  enabled since Tue 28 Dec 2021 09:44:59 AM UTC
-</code>
-print file
-<code>
-lp -d Dell_1250c_USB -o fit-to-page -o media=A4 scared_cat.png
-</code>
-list jobs
-<code>
-$ lpstat
-Dell_1250c_USB-2        root            340992   Tue 28 Dec 2021 09:57:08 AM UTC
-</code>
-cancel job
-<code>
-cancel 1
-</code>
 ===== qemu =====