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user:sachy:lakatux [2018/06/14 15:48] – bbr sachyuser:sachy:lakatux [2019/07/26 15:06] – upgrade na beowulf sachy
Line 340: Line 340:
 # echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.d/bbr.conf # echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.d/bbr.conf
 </code> </code>
 +
 +==== .nanorc ====
 +
 +<code>
 +set smooth
 +set softwrap
 +set tabsize 2
 +set constantshow
 +unset locking
 +bind ^L copytext all
 +</code>
 +
 +==== URL v xattr ====
 +
 +Nejaky debil vymyslel a defaultne zapnul ukladani URL stahovaneho souboru do xattr. Informace samotná je uložena jako vlastnost user.xdg.origin.url, případně user.xdg.referrer.url
 +
 +By default se tak chova wget (při kompilaci vypnout parametrem --disable-xattr; za běhu --no-xattr) a chromajzl.
 +
 +[[https://www.root.cz/clanky/atributy-souboru-mohou-obsahovat-url-ze-ktere-byl-soubor-stazen/]]
 +
 +==== Leading zeros v bc ====
 +"bc" zahazuje 0 na zacatku desetinnych cisel, protoze americani maji vseobecne s cislama problem (a neexistuje ani zadny prepinac ktery by to zapnul)
 +<code>echo "5*0.1" | bc
 +.5
 +</code>
 +
 +Nastesti co nedokaze basic calculator, dokaze sed... Fix do .bashrc:
 +<code>alias bc="bc | sed -e 's/^\./0./g' -e 's/^-\./-0./g'"</code>
  
 ==== TODO ==== ==== TODO ====
  
 +===== Upgrade Ascii -> Beowulf =====
 +
 +==== touchpad and scrolling ====
 +
 +X11 migrated from evdev to libinput. Lets go back to the working method...
 +
 +<code bash>
 +apt-get purge xserver-xorg-input-libinput
 +apt-get install xserver-xorg-input-evdev
 +</code>
 +
 +==== Release.pgp unsupported binary format ====
 +
 +When apt-get update says ^^, it means that just some junk is left in /var/lib/apt/lists ...
  
 +<code bash>
 +# rm -rfv /var/lib/apt/lists/*
 +</code>
user/sachy/lakatux.txt · Last modified: 2023/09/10 09:16 by sachy