Linux media conversion

sudo apt install libav-tools webm to mp4 http://askubuntu.com/questions/323944/convert-webm-to-other-formats ffmpeg -i “Jurjak – Bucuresti.webm” -qscale 0 “Jurjak – Bucuresti.mp4” ffmpeg -fflags +genpts -i “Jurjak – Bucuresti.webm” -r 24 “Jurjak – Bucuresti1.mp4” -> change to 24 FPS ffmpeg -i “Jurjak – Bucuresti.webm” […]

Linux hardware information

# sources: # http://askubuntu.com/questions/18372/how-can-i-find-out-what-ram-a-computer-system-has RAM sudo lshw -short -C memory sudo lshw -C memory sudo dmidecode -t memory VGA memory sudo dmesg | grep Reserving [ 0.000000] Reserving Intel graphics stolen memory at 0x5ef00000-0x7eefffff compute now using a hexadecimal calculator […]

Ufw (uncomplicated firewall)

documentation https://help.ubuntu.com/lts/serverguide/firewall.html http://manpages.ubuntu.com/manpages/xenial/en/man8/ufw.8.html http://manpages.ubuntu.com/manpages/xenial/en/man8/ufw-framework.8.html important files /etc/ufw/user.rules Uncomplicated Firewall # https://help.ubuntu.com/community/UFW sudo ufw show added sudo ufw status verbose sudo ufw show listening sudo ufw limit ssh sudo ufw allow 80 sudo ufw allow 443 sudo ufw allow 32400 sudo […]

APT (Advanced Package Tool)

search packages by name using REGEX see http://newbiedoc.sourceforge.net/tutorials/apt-get-intro/info.html apt-cache search libapr apt-cache search ‘php.*sql’ apt-cache search apache.\*perl apt-cache search elvis\|vim list the contents of a (not-installed) package see https://unix.stackexchange.com/questions/6311/how-to-find-out-which-not-installed-package-a-file-belongs-to apt-file list mysql-client-5.1 showing package information apt-cache showpkg libconfig-dev check a […]

Angularjs project setup (NODE & YEOMAN)

# see also https://docs.angularjs.org/guide/migration # general setup sudo ln -s /usr/bin/nodejs /usr/bin/node -> when node file is not found sudo npm install -g yo bower grunt-cli generator-karma generator-angular # see https://docs.npmjs.com/cli/view # npm help list # sudo npm list -gp […]