Kasuta VLC-d internetiülekande jagamiseks kohtvõrgus (#tedx Tallinn)

Tänane TEDx Tallinn pani uurima kuidas internetiühendust mitte umbe tõmmata, kui mitu inimest tahavad mõnda webcasti vaadata. VLC on selleks väga hea – ta võimaldab videot ühte masinasse tõmmata ja samal ajal ennast kohtvõrgus videoserveriks teha.

Käsurida, mis mul praegu toimib:

vlc -vvv -I dummy http://mmm.elion.ee/tedx.asx –sout ‘#standard{access=http,mux=asf,dst=:18080}’

Kasutajaliidesest saab sama asja:

  • File -> Streaming/Transcoding Wizard
  • Stream to network
  • Select a stream: http://mmm.elion.ee/tedx.asx
  • Streaming method: HTTP, Destination: :18080
  • ignoreeri Transcoding
  • Encapsulation: asf
  • ignoreeri Additional streaming options

Teised kohapealsed vaatajad avavad VLC-s või mis iganes media playeris:

http://sinu-masina-nimi-või-ip:18080

Port 18080 on suvaliselt valitud, peaks olema suht kindlasti teiste tarkvarade poolt kasutamata.

Help your Atom netbook play HD 1080p content with DXVA

Introduction

This post describes a couple of discoveries regarding my Acer Aspire 751 11.6″ netbook and playing high definition video content on it.

Acer Aspire One 751 11.6 netbook

Acer Aspire One 751 11.6" netbook


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twitter tools test

this blogpost is supposed to get automatically tweeted.

Hinnavaatluse foorum ja lemmikteemade filtreerimine – Greasemonkey

Hinnavaatluse foorum, üks olulisim sõlmpunkt Eesti IT elus, võimaldab igal kasutajal valida lemmikteemasid, klikkides “lisa lemmikuks” teema lehekülje all osas. Seejärel klikkides paremal üleval “lemmikud” lingil ilmuvad kõik märgitud teemad ühe loeteluna, koos uusi postitusi märkivate ikoonidega. Lühidalt – sealt on ilgelt mugav oma äri- ja muudel teemadel silma peal hoida.

Parandus: oli ilgelt mugav, nii kaua kuni see loetelu ühele ekraanilehele ära mahtus. Minu lemmikute loetelu on praegu 3,5 lk. ~1050px vertikaalresolutsiooni jagu pikk ja jube tülikaks läks ärifoorumite teemade uute postituste jaoks pidev reload+scroll+reload+scroll+reload+scroll+[...]. Arvan, et foorumi veteranid teavad millest ma räägin (insert bussipeatuse flashback).

Lahendus: Firefox + Greasemonkey. Esimene peaks kõigile tuttav olema, teine laseb brauseris nähtaval oleva materjaliga kasutajal endal suva magicut teha.
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Using apache authentication with gitweb, gitosis – repository access control

gitosis is a tool for simple hosting of git repositories and managing access to them. gitweb has capabilities to control which repositories are listed on the project list page – $strict_export, $export_auth_hook and some other friends. in my case, everyone accessing web resources are authenticating through apache, which in turn connects to an LDAP server.

Here is a guide for setting up gitosis.

Q: how to provide gitweb access only to those repositories to which the apache user has been granted access in gitosis.conf?

A: use $export_auth_hook in /etc/gitweb.conf.
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less is also tail, who knew?

Can’t believe I hadn’t come across this one before anywhere. You know the scenario when you’re debugging some wack crash or non-functionality in your Linux box and doing this over and over again:

less /var/log/messages

for reviewing what happened, then CTRL+C and:

tail -f /var/log/messages

to monitor what happens when you changed something.

Well how about just staying in less and pressing F. Discovered from less’ very own help page.

F Forward forever; like "tail -f"

Fixing Amilo A1650, Mobile Sempron overheating

Linking a couple of posts I made on encountering the subject:

CPU overheats during high usage “throttling not supported”

tldr:

  • they’re cheap for a reason
  • check thermal paste situation, it could be in terrible shape
  • switch the 62W TDP Mobile Sempron out for a 25W TDP Mobile Turion

Firefox 3 (+possibly other apps) random crashing on OS X due to font cache corruption

One day Firefox 3.0.8 started randomly crashing on me, and some other folks as well. It is not possible to remember anymore whether there was a system crash / kernel panic / unclean shutdown beforehand. PanicReporter does show one for Mar 10, 2009, which actually sets the timeline for this problem up quite well.
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Creative Zen Vision M rescue operation

Introduction

I’ve recently done a rescue operation of a Creative Zen Vision M 30G device that refuses to power up. I’m writing it up so people who have the same problem could find help.

Three primary failure points are:

  • battery
  • hard drive
  • motherboard

Helpful links I discovered:

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Master’s Graduation, Tallinn University of Technology

Masters Thesis Defense 2008, Tallinn University of TechnologyI have been successful defending my Master’s thesis “Trading Decisions Information System – Strategic Analysis and Design” today, on June 9, 2008. I will be receiving my Master’s degree diploma from Tallinn University of Technology, Master of Science in Engineering (Field: Informatics) somewhere between June 18-27th, 2008 on June 18th, 2008. Go academics!