Sunday, November 30, 2025

Ubuntu 20 GLIBC 2.31 to 2.35

Error: version `GLIBC_2.34' not found 

 

You should be able to use any of the listed mirrors by adding a line to your /etc/apt/sources.list like this:

deb http://security.ubuntu.com/ubuntu jammy-security main 

 

sudo apt update
sudo apt install libc6 

References:
[1] https://packages.ubuntu.com/jammy/amd64/libc6/download
[2] https://stackoverflow.com/questions/71940179/error-lib-x86-64-linux-gnu-libc-so-6-version-glibc-2-34-not-found 
 

 

Saturday, November 29, 2025

Ubuntu Desktop Info

 

systemctl status display-manager.service
echo $XDG_CURRENT_DESKTOP
XFCE
echo $DESKTOP_SESSION
xfce
 

Ubuntu 20 and Nautilus thumbnails problem

Linux Lite 5.8 with Ubuntu 20 does not show all thumbnails after settings

sudo apt-get install ubuntu-restricted-extras

 

Friday, November 14, 2025

Upgrade old Android to 10 in Sony Xperia

 https://dev.androidfilehost.com/?w=files&flid=295879&sort_by=name&sort_dir=ASC

 https://twrp.me/sony/sonyxperia10.html

 

https://get.pixelexperience.org/devices

 

https://twrp.me/Devices/

 

  • adb shell - launches a shell on the device
  • adb push <local> <remote> - pushes the file <local> to <remote>
  • adb pull <remote> [<local>] - pulls the file <remote> to <local>. If <local> isn’t specified, it will pull to the current folder.
  • adb logcat - allows you to view the device log in real-time. You can use adb logcat -b radio to view radio logs, and adb logcat -C to view logs in colour
  • adb install <file> - installs the given .apk file to your devic

 

https://xdaforums.com/t/guide-full-phone-backup-without-unlock-or-root.1420351/

 

Monday, October 27, 2025

Sunat padron

 

 

awk -F\| '{print>$1}' file1


awk -F\| '{print $1","$2","$5","$6" "$7" "$10","$8" "$9}' padron_reducido_ruc.txt > padron_reducido_rucname.c
sv


 

iconv -f ISO-8859-1 -t UTF-8 in.txt > out.txt

 

Monday, September 29, 2025

Arduino Accesories

 [1] https://sawers.com.pe/modulo-lector-micro-sd-para-arduino-? 

[2] https://www.electromania.pe/productos/raspberry/placas/page/3 

Thursday, September 18, 2025

Audio tools AI

 [1] Audio enhancer https://audioenhancer.ai/

 

Thursday, September 11, 2025

Tuesday, September 09, 2025

Malware scan

[1] 250Mb https://virusscan.jotti.org/en-US/scan-file

[2] https://metadefender.com/

[3] 50Mb https://nordvpn.com/file-checker/

[4] https://internxt.com/virus-scanner 

[5] 100Mb https://www.joesandbox.com/

 

Thursday, August 28, 2025

gedit mutiple windows problem

gsettings set org.gnome.gedit.preferences.ui show-tabs-mode 'always'
 

gsettings get org.gnome.gedit.preferences.ui show-tabs-mode

 

gsettings list-recursively org.gnome.gedit.preferences.ui         
org.gnome.gedit.preferences.ui bottom-panel-visible false
org.gnome.gedit.preferences.ui max-recents uint32 5
org.gnome.gedit.preferences.ui statusbar-visible true
org.gnome.gedit.preferences.ui show-tabs-mode 'always'
org.gnome.gedit.preferences.ui side-panel-visible false
org.gnome.gedit.preferences.ui toolbar-visible true

 

Tuesday, June 03, 2025

Vectorize PNG to SVG

No Login 

[1] https://www.freeconvert.com/png-to-svg 

[2] https://svg-converter.com/potrace 

Loging required

[2] https://www.recraft.ai

[3] https://iconscout.com/ai/vectorizer

 

 

 

 

 

 

 

 

 

Monday, March 31, 2025

Python3 version alternatives and virtual environments

Solving multiple python installation:
 
sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.5 1

sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.6 2
sudo update-alternatives --install /usr/bin/python3 python3 /usr/local/bin/python3.10 3
 
sudo update-alternatives --config python3
  

Solving:

Error: Command '['/home/DRIVE/Temp/aa/bin/python3.9', '-Im', 'ensurepip', '--upg
rade', '--default-pip']' returned non-zero exit status 1.
 

apt-get install python3.6-dev python3.6-venv
python3.6 -m venv myVenv 

Upgrade pip

pip3 install --upgrade pip
 

 

Sunday, March 23, 2025

Ubuntu 18 - Print Screen Key

Menu settings/keyboard

gnome-screenshot #default print screen

xfce4-screenshooter  #dialog to choose complete/area screen to capture

 


Tuesday, January 14, 2025

Vitamina D - Cancer

[1] https://ensedeciencia.com/2023/10/14/la-potente-vitamina-que-protege-frente-al-cancer-de-prostata-y-otros-tipos-de-cancer/

Ubuntu 20 Remote Mouse

remote-touchpad  available on snap sudo apt install snap sudo apt install snapd   sudo snap install remote-touchpad