{"id":325,"date":"2012-01-25T13:55:41","date_gmt":"2012-01-25T12:55:41","guid":{"rendered":"http:\/\/www.zerfallskonstante.de\/?p=325"},"modified":"2015-03-30T13:54:42","modified_gmt":"2015-03-30T11:54:42","slug":"debian-bash-allerlei","status":"publish","type":"post","link":"https:\/\/www.zerfallskonstante.de\/?p=325","title":{"rendered":"Debian bash Allerlei"},"content":{"rendered":"

cp mit Fortschrittsanzeige<\/strong>
\n[bash]
\ngcp
\nrsync -Pa <source> <destination>
\n[\/bash]<\/p>\n

HD-Belegung ala Treesize<\/strong><\/p>\n

[bash]
\nncdu
\n[\/bash]<\/p>\n

jpg Aufl\u00f6sung ver\u00e4ndern<\/strong><\/p>\n

[bash]
\nfor file in *.JPG; do convert $file -resize 1024×768 -quality 95 1024×768-$file; done
\n[\/bash]<\/p>\n

pdf-Dateien zusammenf\u00fcgen und\/oder rotieren<\/strong><\/p>\n

[bash]
\npdftk Datei01.pdf Datei02.pdf Datei0x.pdf cat output Datei01-0x.pdf
\n[\/bash]<\/p>\n

Seite 13 aus 20 seitigem Dokument entfernen<\/em><\/p>\n

[bash]
\npdftk Datei20.pdf cat 1-12 14-end output Datei20-13.pdf
\n[\/bash]<\/p>\n

gesamte Datei (1-end) um 180\u00b0 (South) rotieren
\n(N<\/strong>orth|S<\/strong>outh|E<\/strong>ast|W<\/strong>est|L<\/strong>eft|R<\/strong>ight|D<\/strong>own)
\n<\/em><\/p>\n

[bash]
\npdftk in.pdf cat 1-endS output out.pdf
\n[\/bash]<\/p>\n

Public Key eines Repositories importieren<\/strong><\/p>\n

[bash]
\ngpg –keyserver hkp:\/\/keyserver.ubuntu.com:80 –recv-keys
\n[\/bash]<\/p>\n

Eine beliebig gro\u00dfe Dummy-Datei erzeugen<\/strong>
\nIm Beispiel wird eine 10 MB gro\u00dfe Datei dummy_10MB.txt erzeugt.<\/p>\n

[bash]
\ndd if=\/dev\/urandom of=dummy_10MB.txt bs=1M count=10
\n[\/bash]<\/p>\n

ISO-Datei erstellen<\/strong><\/p>\n

[bash]
\ndd if=\/dev\/cdrom of=~\/cdrom_image.iso
\n[\/bash]<\/p>\n

ISO-Datei von einem Verzeichnis erstellen<\/strong><\/p>\n

[bash]
\ngenisoimage -o directory_image.iso \/verzeichnis\/
\n[\/bash]<\/p>\n

ISO-Datei mounten<\/strong><\/p>\n

[bash]
\nmount -o loop .iso \/
\n[\/bash]<\/p>\n

Wenn es mal etwas zu kompilieren gibt:<\/strong><\/p>\n

[bash]
\napt-get install build-essential
\n[\/bash]<\/p>\n

Systemweite Variablen setzen:<\/strong><\/p>\n

[bash]
\nvi \/etc\/profile<\/p>\n

export =
\n[\/bash]<\/p>\n

 <\/p>\n

[bash]
\nexport http_proxy=http:\/\/:
\nexport https_proxy=http:\/\/:
\n[\/bash]<\/p>\n

==MULTIMEDIA==<\/p>\n

mms:-URL extrahieren<\/strong><\/p>\n

[bash]
\ncurl VIDEO-URL | grep mms: | cut -d \\" -f 2 | xargs -n1 mplayer -dumpstream -dumpfile DATEINAME.wmv
\n[\/bash]<\/p>\n

.flac in .mp3 konvertieren<\/strong><\/p>\n

[bash]
\napt-get install lame libavcodec-extra-53
\n[\/bash]<\/p>\n

 <\/p>\n

[bash]
\n#!\/bin\/sh
\nfor FILE in *.flac;
\ndo
\n ffmpeg -i "$FILE" -ab 320k -map_meta_data 0:0 "${FILE%.*}.mp3";
\ndone
\n[\/bash]<\/p>\n

oder so<\/p>\n

[bash]
\nfor f in *.flac; do ffmpeg -i "$f" -ab 320k "${f%.flac}.mp3"; done
\n[\/bash]<\/p>\n

.ts in .avi konvertieren<\/strong><\/p>\n

[bash]
\nffmpeg -i <input type="text" \/>.ts -vcodec libxvid -b 2000k -acodec libmp3lame -ac 2 -ar 44100 -ab 192 <output>.avi
\n[\/bash]<\/p>\n

.ts in .mp4 kovertieren<\/strong><\/p>\n

[bash]
\nffmpeg -i .\/video.wmv -vcodec libx264 -preset slow -crf 22 -acodec copy \/home\/\/Videos\/video.mkv
\n[\/bash]<\/p>\n

 <\/p>\n

[bash]
\nffmpeg -i \/home\/\/Videos\/04.ts -vcodec libx264 -level 12 -b 128k -r 25 -bt 144k -s 240×192 -coder 1 -flags +loop -cmp +chroma -partitions +parti8x8+parti4x4+partp8x8+partb8x8 -me_method full -subq 7 -me_range 23 -g 250 -keyint_min 25 -sc_threshold 40 -i_qfactor 0.71 -b_strategy 1 -qcomp 0.6 -qmin 10 -qmax 51 -qdiff 4 -bf 16 -refs 6 -directpred 2 -trellis 1 -flags2 +bpyramid+wpred+mixed_refs+dct8x8+fastpskip -f mp4 -acodec libfaac -ab 56k -ac 2 -ar 48000 \/home\/\/Videos\/04.mp4
\n[\/bash]<\/p>\n

—————————————————————-<\/p>\n

Vorlesungs-Video
\nhttp:\/\/www.j3l7h.de\/videos.html<\/p>\n

ffmpeg-URLs
\n target=“01″><\/a>
\n target=“02″><\/a>
\n target=“03″><\/a>
\n target=“04″><\/a>
\n target=“05″><\/a>
\n target=“06″><\/a>
\n target=“07″><\/a><\/p>\n

Debian WiFi-Setup:
\nhttp:\/\/www.cyberciti.biz\/faq\/debian-linux-wpa-wpa2-wireless-wifi-networking\/<\/p>\n

Remote root Gnome-login:<\/p>\n

[bash]
\nvi \/etc\/gdm3\/daemon.conf<\/p>\n

[security]
\nAllowRoot=true
\n[\/bash]<\/p>\n

 <\/p>\n

[bash]
\nvi \/etc\/pam.d\/gdm3
\n[\/bash]<\/p>\n

Kommentar entfernen<\/p>\n

[bash]
\nauth required pam_succeed_if.so user != root quiet_success
\n[\/bash]<\/p>\n

Ist DisallowTCP auf false, antwortet der Daemon auf TCP-Anfragen.<\/p>\n

[bash]
\nvi \/usr\/share\/gdm\/gdm.schemas<\/p>\n

security\/DisallowTCP
\n b
\n false<\/p>\n

[\/bash]<\/p>\n

 <\/p>\n

[bash]
\n\/usr\/share\/gdm# ps aux|grep X
\nroot 4341 0.0 1.6 41348 35096 tty9 Ss+ Jan25 0:04 \/usr\/bin\/Xorg :0 -br -verbose -audit 0 -novtswitch -auth \/var\/run\/gdm3\/auth-for-Debian-gdm-IV8blH\/database vt9
\nroot 5513 0.0 0.0 3580 812 pts\/1 S+ 14:02 0:00 grep X
\n[\/bash]<\/p>\n

Ist DisallowTCP auf true, antwortet der Daemon nicht (-nolisten tcp) auf TCP-Anfragen.<\/p>\n

[bash]
\nvi \/usr\/share\/gdm\/gdm.schemas<\/p>\n

security\/DisallowTCP
\n b
\n true<\/p>\n

[\/bash]<\/p>\n

 <\/p>\n

[bash][\/bash]<\/p>\n

\/usr\/share\/gdm# ps aux|grep X
\nroot 1194 0.4 1.6 41356 35128 tty7 Ss+ 14:05 0:02 \/usr\/bin\/Xorg :0 -br -verbose -audit 0 -novtswitch -auth \/var\/run\/gdm3\/auth-for-Debian-gdm-HWrLgf\/database -nolisten tcp vt7
\nroot 1933 0.0 0.0 3580 812 pts\/0 S+ 14:13 0:00 grep X<\/p>\n","protected":false},"excerpt":{"rendered":"

cp mit Fortschrittsanzeige [bash] gcp rsync -Pa <source> <destination> [\/bash] HD-Belegung ala Treesize [bash] ncdu [\/bash] jpg Aufl\u00f6sung ver\u00e4ndern [bash] for file in *.JPG; do convert $file -resize 1024×768 -quality 95 1024×768-$file; done [\/bash] pdf-Dateien zusammenf\u00fcgen und\/oder rotieren [bash] pdftk … Weiterlesen →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,9],"tags":[],"class_list":["post-325","post","type-post","status-publish","format-standard","hentry","category-bash","category-linux"],"_links":{"self":[{"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/posts\/325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=325"}],"version-history":[{"count":40,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/posts\/325\/revisions"}],"predecessor-version":[{"id":675,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=\/wp\/v2\/posts\/325\/revisions\/675"}],"wp:attachment":[{"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zerfallskonstante.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}