Making a Swap File

1cd /var/cache/

1sudo dd if=/dev/zero of=swapfile bs=1K count=4M

This creates a swapfile of (1k x 4M) 4 Gigs. Change 4M to XM for an XGig swap.

1sudo chmod 600 swapfile

1sudo mkswap swapfile

1sudo swapon swapfile

Test it's working with top

1top -bn1 | grep -i swap

or:

1echo "/var/cache/swapfile …

1systemctl list-units

1sudo systemctl status mpd

1sudo systemctl daemon-reload

1sudo systemctl taskd.service start

1sudo systemctl status taskd.service

Startup

1sudo systemd-analyze

1sudo systemd-analyze blame

Set up the configuration file:

1task

Add a task:

1task add update linux

See which task is next:

1task next

Note the id number.

Mark a task as started:

1task start 1

Once finished:

1task 1 done

Projects

Add a project:

1task add project:house buy potted plant
2task add proj:house.repair buy screwdriver
3task add …

systemd

Set time to synchronize with an ntp server:

1timedatectl set-ntp true

This info stays in /usr/share/zoneinfo.

Local Time

Local time is kept in /etc/localtime.

According to Dave's LPIC guide, you can set the local time by making asymboling link from your timezone to /etc/localtime, as so:

1sudo ln -sf …

Summaries

Try:

1timew summary :yesterday

You can also use :week, :lastweek, :month, :quarter, :year, or a range such as:

1timew summary today to tomorrow
2timew today - tomorrow
32018-10-15T06:00 - 2018-10-17T06:00

Each of these can gain with the :ids tag.

Basics

1timew start
2timew stop
3timew continue
4timew summary …

Start with:

1tmux

Input a command with C-b

In addition to Windows, there are panes.

Get a hostname

1sudo vim /etc/tor/torrc

Uncomment the lines about /var/lib/tor/hidden_services, including port 22 (or whatever); restart tor, then go to that directory, and cat the hostname.

Torrench

Search for a torrent, e.g. 'sita sings the blues'.

Copy the magnet link. It looks like this: …

The tree utility outputs a full listing of everything in your current directory, and those below.

• Just directories: tree -d
• Output colour to less: tree -C --info | less -re
• Ignore files in the .gitignore file: tree --gitignore

You can place information about the files in a directory to use with the tree --info …

Do you have an IP?

If not, try checking out what your local Networking interfaces are, then check if they have been picked up:

1dmesg | grep eth0

Display Active Ports

1netstat -l

...or maybe narrow it down to http:

1netstat -l | grep http