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How to convert wav to mp3 or flac with ffmpeg and with lame.Computer/linux 2008. 3. 31. 22:56
lame -h input.wav output.mp3 -h Use some quality improvements. Encoding will be slower, but the result will be of higher quality. The behaviour is the same as the -q 2 switch. This switch is always enabled when using VBR. http://lame.sourceforge.net/ ffmpeg -i input.wav -ab 64 -ac 1 -ar 44100 output.mp3 Note that the output detailed format is MPEG Layer II. ffmpeg -i input.wav -ab 64 -ac 1 -ar 4..
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Icy cold Bohemian style beer and LinuxComputer/linux 2008. 3. 31. 22:08
When I learn more linux, I feel as if I am drinking icy cold Bohemian style beer on a roof. If you know a lot of "The Shawshank Redemption", you probably know what I mean. The corresponding video might be found on http://www.youtube.com/watch?v=w4oPFXWXaDE The true Bohemian style beer is http://en.wikipedia.org/wiki/Pilsner_Urquell. Extract each page from an electronic pdf or ps file in oder to ..
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How to make a stand alone eps file by using FeynmpComputer/linux 2008. 3. 14. 07:39
Feynmp(Feynmf) is found on http://www.ctan.org/tex-archive/macros/latex/contrib/feynmf/ # emacs test.tex & \documentclass{article} \usepackage{feynmp} \pagestyle{empty} \begin{document} \unitlength = 1mm \begin{fmffile}{example1} \begin{fmfchar*}(40,25) \fmfleft{em,ep} \fmflabel{$e^+$}{ep} \fmflabel{$e^-$}{em} \fmf{fermion}{em,Zee,ep} \fmf{photon,label=$\gamma,,Z$}{Zee,Zff} \fmf{fermion}{fb,Zff,..
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(Acroread 8.1.2) ld-linux.so.2 eat cpu 60 percent or even moreComputer/linux 2008. 3. 13. 07:39
Top 16237 user 25 0 438m 364m 28m R 62.0 18.0 3:12.91 ld-linux.so.2 After kill, ps aux returns the following user 16237 32.4 19.3 477072 401280 ? S 23:17 3:27 /lib/ld-linux.so.2 /opt/Adobe/Reader8/Reader/intellinux/bin/acroread --display :0.0 -progressPipe 3 -exitPipe 4 This is the acroread 8.1.2 problem definitely. I found the debate about that problem on the http://blogs.adobe.com/acroread/200..
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Device is busy when I try to umount something...Computer/linux 2008. 3. 4. 20:46
# umount /media/usb-vfat/ umount: /media/usb-vfat: device is busy umount: /media/usb-vfat: device is busy # fuser -a /media/usb-vfat/ /media/usb-vfat/: 12832c 12833c -a display unused files too # fuser -k /media/usb-vfat/ /media/usb-vfat/: 12832c 12833c -k kill processes accessing the named file or check alll processes using "usb-atom" # /sbin/fuser -m /media/usb-atom/ /media/usb-atom/: 5098c # ..