Een voorkeursprogramma kiezen voor een bestandstype
Bij elk bestandstype kunt u een voorkeursprogramma instellen. Zodat bijvoorbeeld een MP3-bestandje, direct geopend wordt door uw favoriete speler, wanneer u erop dubbelklikt. Dat doet u zo.
Stel, u wil Audacious als voorkeursspeler hebben voor uw MP3's. Als in uw persoonlijke map een mp3-muziekbestand staat, dan doet u dit:
1.
Locaties => Persoonlijke map
2. Rechtsklik muis op het MP3-bestand (Rightclick on a mp3 file)
3. Choose Properties
Kies Eigenschappen => Tabblad "Openen met"
4. Select radio button at fav app; Zet het puntje bij de speler van uw keuze, in dit voorbeeld Audacious.
Nu is Audacious voortaan uw standaardspeler voor MP3's. Let op: u kiest dus niet direct voor "openen met" als u rechtsklik met de muis hebt gedaan! Want dan is het een tijdelijke keuze. Pas als u kiest via Eigenschappen - Openen met, is het een blijvende keuze.
STumbling In Linux Land, STupid and Unlucky Pablo? The tribulations and happy discoveries of a Linux former Newbie, now bit more experienced user
Wednesday, May 13, 2009
Saturday, May 9, 2009
How M$ hinders development of a Open Document Standard
The bad guys act like this: http://www.groklaw.net/article.php?story=2009050712493241
As for calls by Microsoft to change the leadership of the ODF Technical Committee, may I remind you of Microsoft's Windows Evangelism memo that surfaced in the Comes v. Microsoft antitrust litigation? Here's the exhibit as PDF( http://www.groklaw.net/pdf/Comes-3096.pdf). It outlines how to find and put into place a "pliable" moderator. And here's what it said:
Our mission is to establish Microsoft's platforms as the de facto standards throughout the computer industry.... Working behind the scenes to orchestrate "independent" praise of our technology, and damnation of the enemy's, is a key evangelism function during the Slog. "Independent" analyst's report should be issued, praising your technology and damning the competitors (or ignoring them). "Independent" consultants should write columns and articles, give conference presentations and moderate stacked panels, all on our behalf (and setting them up as experts in the new technology, available for just $200/hour). "Independent" academic sources should be cultivated and quoted (and research money granted). "Independent" courseware providers should start profiting from their early involvement in our technology. Every possible source of leverage should be sought and turned to our advantage.
I have mentioned before the "stacked panel". Panel discussions naturally favor alliances of relatively weak partners - our usual opposition. For example, an "unbiased" panel on OLE vs. OpenDoc would contain representatives of the backers of OLE (Microsoft) and the backers of OpenDoc (Apple, IBM, Novell, WordPerfect, OMG, etc.). Thus we find ourselves outnumbered in almost every "naturally occurring" panel debate.
The key to stacking a panel is being able to choose the moderator. Most conference organizers allow the moderator to select [the] panel, so if you can pick the moderator, you win. Since you can’t expect representatives of our competitors to speak on your behalf, you have to get the moderator to agree to having only “independent ISVs” on the panel. No one from Microsoft or any other formal backer of the competing technologies would be allowed -just ISVs who have to use this stuff in the “real world.” Sounds marvellously independent doesn’t it? In fact, it allows us to stack the panel with ISVs that back our cause. Thus, the “independent” panel ends up telling the audience that our technology beats the others hands down. Get the press to cover this panel, and you’ve got a major win on your hands.
Finding a moderator is key to setting up a stacked panel. The best sources of pliable moderators are:
-- Analysts: Analysts sell out - that's their business model. But they are very concerned that they never look like they are selling out, so that makes them very prickly to work with.
-- Consultants: These guys are your best bets as moderators. Get a well-known consultant on your side early, but don't let him publish anything blatantly pro-Microsoft. Then, get him to propose himself to the conference organizers as a moderator, whenever a panel opportunity comes up. Since he's well- known, but apparently independent, he'll be accepted – one less thing for the constantly-overworked conference organizer to worry about, right?
See also:
http://www.robweir.com/blog/2009/05/follow-up-on-excel-2007-sp2s-odf.html
As for calls by Microsoft to change the leadership of the ODF Technical Committee, may I remind you of Microsoft's Windows Evangelism memo that surfaced in the Comes v. Microsoft antitrust litigation? Here's the exhibit as PDF( http://www.groklaw.net/pdf/Comes-3096.pdf). It outlines how to find and put into place a "pliable" moderator. And here's what it said:
Our mission is to establish Microsoft's platforms as the de facto standards throughout the computer industry.... Working behind the scenes to orchestrate "independent" praise of our technology, and damnation of the enemy's, is a key evangelism function during the Slog. "Independent" analyst's report should be issued, praising your technology and damning the competitors (or ignoring them). "Independent" consultants should write columns and articles, give conference presentations and moderate stacked panels, all on our behalf (and setting them up as experts in the new technology, available for just $200/hour). "Independent" academic sources should be cultivated and quoted (and research money granted). "Independent" courseware providers should start profiting from their early involvement in our technology. Every possible source of leverage should be sought and turned to our advantage.
I have mentioned before the "stacked panel". Panel discussions naturally favor alliances of relatively weak partners - our usual opposition. For example, an "unbiased" panel on OLE vs. OpenDoc would contain representatives of the backers of OLE (Microsoft) and the backers of OpenDoc (Apple, IBM, Novell, WordPerfect, OMG, etc.). Thus we find ourselves outnumbered in almost every "naturally occurring" panel debate.
The key to stacking a panel is being able to choose the moderator. Most conference organizers allow the moderator to select [the] panel, so if you can pick the moderator, you win. Since you can’t expect representatives of our competitors to speak on your behalf, you have to get the moderator to agree to having only “independent ISVs” on the panel. No one from Microsoft or any other formal backer of the competing technologies would be allowed -just ISVs who have to use this stuff in the “real world.” Sounds marvellously independent doesn’t it? In fact, it allows us to stack the panel with ISVs that back our cause. Thus, the “independent” panel ends up telling the audience that our technology beats the others hands down. Get the press to cover this panel, and you’ve got a major win on your hands.
Finding a moderator is key to setting up a stacked panel. The best sources of pliable moderators are:
-- Analysts: Analysts sell out - that's their business model. But they are very concerned that they never look like they are selling out, so that makes them very prickly to work with.
-- Consultants: These guys are your best bets as moderators. Get a well-known consultant on your side early, but don't let him publish anything blatantly pro-Microsoft. Then, get him to propose himself to the conference organizers as a moderator, whenever a panel opportunity comes up. Since he's well- known, but apparently independent, he'll be accepted – one less thing for the constantly-overworked conference organizer to worry about, right?
See also:
http://www.robweir.com/blog/2009/05/follow-up-on-excel-2007-sp2s-odf.html
Sunday, April 19, 2009
Create a separate Home partition
The best advice you can get: Create a separate Home partition
When you next perform a fresh installation of Ubuntu, choose the manual partition option and create three separate partitions. One needs to be for '/', and should be around 10-20GB, . Another should be for the swap space, and be around the same size as your installed memory. And the final partition is '/home', and will contain all your personal files. When you next install Ubuntu, choose manual again and your Home partition won't be reformatted, keeping all your personal files and configuration options in tact.
When you next perform a fresh installation of Ubuntu, choose the manual partition option and create three separate partitions. One needs to be for '/', and should be around 10-20GB, . Another should be for the swap space, and be around the same size as your installed memory. And the final partition is '/home', and will contain all your personal files. When you next install Ubuntu, choose manual again and your Home partition won't be reformatted, keeping all your personal files and configuration options in tact.
Why dump Vista and how to do it?
Why?
1 nagging licensing (among tens of other reasons)
how to
2 get accostumed to cross platform free, open source programs like
Firefox, Open Office and webmail or thunderbird
3 look into the history and backgrounds of the two main choices and commit yourself to openness and sharing of the good things of computing:
http://www.youtube.com/watch?v=JNMslCh8Xyw
1 nagging licensing (among tens of other reasons)
how to
2 get accostumed to cross platform free, open source programs like
Firefox, Open Office and webmail or thunderbird
3 look into the history and backgrounds of the two main choices and commit yourself to openness and sharing of the good things of computing:
http://www.youtube.com/watch?v=JNMslCh8Xyw
Tuesday, April 7, 2009
Howto: Save Streaming Real Audio Files for 'Offline' Listening
This walkthrough aims to give a demonstration of how to download a Real Audio stream and convert it to either Ogg Vorbis or mp3 format for offline listening at a later time. I will use a BBC news broadcast to demonstrate this technique.
First download the required tools from the repository:
Code:
sudo apt-get install mplayer vorbis-tools lame
Next use the following commands to download the stream to your Desktop:
Code:
$ cd $HOME/Desktop
$ mplayer -playlist http://www.bbc.co.uk/worldservice/meta/tx/nb/summary5min_au_nb.ram \
-vc null -vo null -ao pcm:fast:waveheader:file=news_stream.wav
I have a certain loathing for blindly copying CLI options into a Terminal without actually understanding what I am doing. So I will pause while the file is encoding in realtime to explain a few terms and options, drawing this material directly from the man pages:
* mplayer
mplayer is a movie player for Linux. It plays most MPEG/VOB, AVI, ASF/WMA/WMV, RM, QT/MOV/MP4, Ogg/OGM, MKV, VIVO, FLI, NuppelVideo, yuv4mpeg, FILM and RoQ files, supported by many native and binary codecs. You can watch Video CD, SVCD, DVD, 3ivx, DivX 3/4/5 and even WMV movies, too.
* - playlist
Plays files according to a playlist file: ASX, Winamp, SMIL, or one-file-per-line format. The ram file is not a media file in itself, it contains directions to the actual media file. mplayer's -playlist option can read these directions and subsequently open the media file. How cool is that!
* -ao pcm:file=news_stream.wav
Audio output is PCM (Pulse Code Modulation: the most common method of encoding an analogue audio signal into a digital bit stream) and the resulting default wav file will be named news_stream.wav.
* -vc null -vo null
Do not play/encode video. This setting may result in faster encoding and obviously in a Real Audio sound broadcast there will be no video anyway.
Now there should be a large wav file sitting on your desktop, so before anything else run it through any music player on your system and make sure it works! The following commands show the syntax to convert this file to either Ogg Vorbis or mp3 format:
Ogg Vorbis:
Code:
$ cd $HOME/Desktop
$ oggenc news_stream.wav -q 6 -o BBC_news.ogg
mp3:
Code:
$ cd $HOME/Desktop
$ lame news_stream.wav --preset standard -o BBC_news.mp3
How easy is that? There are of course many more exciting streams out there than the BBC World News and I encourage you to explore. But perhaps you will also visit For the God Who Sings and see the radio series that started my exploration of this technique?
>http://ubuntuforums.org/showthread.php?t=542276
First download the required tools from the repository:
Code:
sudo apt-get install mplayer vorbis-tools lame
Next use the following commands to download the stream to your Desktop:
Code:
$ cd $HOME/Desktop
$ mplayer -playlist http://www.bbc.co.uk/worldservice/meta/tx/nb/summary5min_au_nb.ram \
-vc null -vo null -ao pcm:fast:waveheader:file=news_stream.wav
I have a certain loathing for blindly copying CLI options into a Terminal without actually understanding what I am doing. So I will pause while the file is encoding in realtime to explain a few terms and options, drawing this material directly from the man pages:
* mplayer
mplayer is a movie player for Linux. It plays most MPEG/VOB, AVI, ASF/WMA/WMV, RM, QT/MOV/MP4, Ogg/OGM, MKV, VIVO, FLI, NuppelVideo, yuv4mpeg, FILM and RoQ files, supported by many native and binary codecs. You can watch Video CD, SVCD, DVD, 3ivx, DivX 3/4/5 and even WMV movies, too.
* - playlist
Plays files according to a playlist file: ASX, Winamp, SMIL, or one-file-per-line format. The ram file is not a media file in itself, it contains directions to the actual media file. mplayer's -playlist option can read these directions and subsequently open the media file. How cool is that!
* -ao pcm:file=news_stream.wav
Audio output is PCM (Pulse Code Modulation: the most common method of encoding an analogue audio signal into a digital bit stream) and the resulting default wav file will be named news_stream.wav.
* -vc null -vo null
Do not play/encode video. This setting may result in faster encoding and obviously in a Real Audio sound broadcast there will be no video anyway.
Now there should be a large wav file sitting on your desktop, so before anything else run it through any music player on your system and make sure it works! The following commands show the syntax to convert this file to either Ogg Vorbis or mp3 format:
Ogg Vorbis:
Code:
$ cd $HOME/Desktop
$ oggenc news_stream.wav -q 6 -o BBC_news.ogg
mp3:
Code:
$ cd $HOME/Desktop
$ lame news_stream.wav --preset standard -o BBC_news.mp3
How easy is that? There are of course many more exciting streams out there than the BBC World News and I encourage you to explore. But perhaps you will also visit For the God Who Sings and see the radio series that started my exploration of this technique?
>http://ubuntuforums.org/showthread.php?t=542276
Much used programs
Non standard:K3B en KDiskfree, Krusader en nog meer KDE programma’s gebruik ik zonder problemen in de Gnome omgeving. Mirage om foto ’s te bekijken. Fontmatrix fontbeheer; CHM viewer, Graphical Disk Map. TV- browser (java) voor sat tvprogramma-overzicht.
EnvyNG_ de oplossing voor een lastige grafische kaart);JDownloader(Rapidshare downloads etc);ePDF viewer, Amarok, VLC en SMPlayer , Storage Device Manager (voor(u) mounten); Cairo Dock; GMount-Iso. Kompozer EAC, Utorrent, foobar2000 onder Wine.
Cdkatalog (beheer van externe disks). Xgamma( beeldscherm)
Terminal: shutdown; mimms (mms stream download); shntool (audioconversie); ffmpeg (videoconversie) , xdiskusage(harddiskbeheer); cuetools (werken met cuesheets) enz enz
EnvyNG_ de oplossing voor een lastige grafische kaart);JDownloader(Rapidshare downloads etc);ePDF viewer, Amarok, VLC en SMPlayer , Storage Device Manager (voor(u) mounten); Cairo Dock; GMount-Iso. Kompozer EAC, Utorrent, foobar2000 onder Wine.
Cdkatalog (beheer van externe disks). Xgamma( beeldscherm)
Terminal: shutdown; mimms (mms stream download); shntool (audioconversie); ffmpeg (videoconversie) , xdiskusage(harddiskbeheer); cuetools (werken met cuesheets) enz enz
Tuesday, March 3, 2009
About Alias
alias allows you to define shortcuts and synonyms for commonly used shell commands.
The basic usage is:
alias newcommand='yourcommand -arguments'
If you want to start aterm according to your preferences with the command term, do something like:
alias term='aterm -ls -fg gray -bg black'
If you want a quick alias like ll for a more informative file listing:
ls -al --color=yes
Starting alias without any options lists the current aliases:
alias
alias ls='ll'
alias ls -al --color=yes
alias term='aterm -ls -fg gray -bg black'
Use unalias to remove an alias.
About alias
Commonly used for a long strings that are frequently used. Alias allows you to have a small more familiar command or name to execute a long string.
Syntax
alias [name=['command']]
name Specifies the alias name.
command Specifies the command the name should be an alias for.
-a Removes all alias definitions from the current shell execution environment.
-t Sets and lists tracked aliases.
-x Sets or prints exported aliases. An exported alias is defined for scripts invoked by name.
Examples
alias home 'cd public_html' - Sets home to type cd public_html
to remove this alias use the unalias command
We recommend that ISP's or Unix systems with users who may be unfamiliar with Unix setup the following aliases:
clr clear
cls clear
copy cp -i
del rm -i
delete rm -i
dir ls -alg
home cd ~
ls ls -F
md mkdir
move mv -i
pwd echo $cwd
type more
sources:
http://linuxreviews.org/quicktips/alias/
http://www.computerhope.com/unix/ualias.htm
The basic usage is:
alias newcommand='yourcommand -arguments'
If you want to start aterm according to your preferences with the command term, do something like:
alias term='aterm -ls -fg gray -bg black'
If you want a quick alias like ll for a more informative file listing:
ls -al --color=yes
Starting alias without any options lists the current aliases:
alias
alias ls='ll'
alias ls -al --color=yes
alias term='aterm -ls -fg gray -bg black'
Use unalias to remove an alias.
About alias
Commonly used for a long strings that are frequently used. Alias allows you to have a small more familiar command or name to execute a long string.
Syntax
alias [name=['command']]
name Specifies the alias name.
command Specifies the command the name should be an alias for.
-a Removes all alias definitions from the current shell execution environment.
-t Sets and lists tracked aliases.
-x Sets or prints exported aliases. An exported alias is defined for scripts invoked by name.
Examples
alias home 'cd public_html' - Sets home to type cd public_html
to remove this alias use the unalias command
We recommend that ISP's or Unix systems with users who may be unfamiliar with Unix setup the following aliases:
clr clear
cls clear
copy cp -i
del rm -i
delete rm -i
dir ls -alg
home cd ~
ls ls -F
md mkdir
move mv -i
pwd echo $cwd
type more
sources:
http://linuxreviews.org/quicktips/alias/
http://www.computerhope.com/unix/ualias.htm
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