• firewalld tutorial

• open port using firewall-cmd --zone=public --add-port=8000/tcp

• reload the firewall firewall-cmd --reload

• SELinux game

• Setup docker group so no sudo is needed:

  sudo groupadd docker && sudo gpasswd -a ${USER} docker && sudo systemctl restart docker newgrp docker

• Wifi hotspot

Using the gnome-control-center to (network) to create a hotspot. If it doesn't work or need to change AP parameters need to run the connections editor (nm-connection-editor). You can also try nmcli.

• Install MITMProxy Prerequisites

  sudo yum install libtiff-devel libjpeg-devel libzip-devel freetype-devel lcms2-devel libwebp-devel tcl-devel tk-devel sudo yum install libxslt-dev and libxml2-dev sudo yum install libxslt-devel and libxml2-devel

• Install node version manager nvm, then install latest node version

  curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.30.2/install.sh | bash source ~/.bashrc nvm ls-remote nvm install v6.1.0

• Switch java versions: alternatives --config java

• openjdk7 java7 for fedora

• If scrolling wheel is too fast with Microsoft mouse - unplug the wireless dongle and plug it again.

• Disable selinux /usr/sbin/setenforce permissive. To change system default (set on boot), edit /etc/selinux/config (if selinux fails to load, edit the configuration at boot and add selinux=0 to the vmlinuz command line)

• Install consolas font and other microsoft fonts:

  yum install curl cabextract xorg-x11-font-utils fontconfig rpm -i https://downloads.sourceforge.net/project/mscorefonts2/rpms/msttcore-fonts-installer-2.6-1.noarch.rpm

• Installing MySQL 5.7 (source): First get the rpm from Oracle, then:

  sudo dnf install mysql57-community-release-fc23-{version-number}.noarch.rpm sudo yum install mysql-community-server

Ater installation, login using the temporary password in /var/log/mysqld.log and update root's password set password for 'root'@'localhost' = password('cleartext')

• for IntellijIDEA one needs to increase the inotify limit. Add a line to /etc/sysctl.conf/ with contents like fs.inotify.max_user_watches = 524288, then run systemctl restart systemd-sysctl.service to make the changes take effect. cat /proc/sys/fs/inotify/max_user_watches shows the current kernel number.

• for Android studio you must add sudo yum install zlib.i686 libstdc++.i686

• Install java

• Reset Window manager keyboard shortcuts gsettings reset-recursively org.gnome.desktop.wm.keybindings (use gsettings list-schemas | grep key to list candidates as described here

• Setup static IP address: Edit /etc/sysconfig/network-scripts/ifcfg-enp2s0

  Added for static IP address (see http://www.tecmint.com/things-to-do-after-fedora-23-installation/)

  BOOTPROTO="static"
  ONBOOT="yes"
  IPADDR=10.100.102.211
  NETMASK=255.255.255.0
  GATEWAY=10.100.102.1
  DNS1=8.8.8.8
  DNS2=8.8.4.4

• On the local machine

  Safari: vnc://127.0.0.1:5901 ssh -L5901:localhost:5901 tensera

• On the remote

  Xvnc -PasswordFile /home/nimrody/.vnc/passwd -depth 16 : firefox --display=:1

• Setting up NGINX with SELinux

• SELinux concepts

• Change context

  chcon -t file-path chcon --reference

• Add google yum repository

  su - cat << EOF > /etc/yum.repos.d/google-chrome.repo [google-chrome] name=google-chrome - $basearch baseurl=http://dl.google.com/linux/chrome/rpm/stable/\$basearch enabled=1 gpgcheck=1 gpgkey=https://dl-ssl.google.com/linux/linux_signing_key.pub EOF

• Install stable chrome: dnf install google-chrome-stable

sudo yum install -y gcc ruby-devel zlib-devel
sudo dnf install -y rpm-build

• Try this link

• Set evince as the default app for pdfs:

  xdg-mime default evince.desktop application/pdf