While playing around with https://rook.io, teardown/cleanup did not work as smoothly as I had hoped.
Specifically, I had a stuck namespace rook and customresourcedefinition
clusters.rook.io. This is probably due to blindly copying teardown
instructions ;)
It seemed as if only these two objects were stuck, due …
read moreThanks to Justin Garrison, I recently not only finally understand
but also
and peek around!
In brief:
docker ps (last entry, very long,
probably starting with k8s_ …In Linux, using Python 3:
bytes = 32;
raw_random = os.getrandom(bytes)
hex_random = hex(
int.from_bytes(
raw_random, sys.byteorder
))[2:].zfill(2*bytes)
hex_random
Example: 1ded878a7ef3c93389cb08b19a254c846dbd3e88d3b3363dd384977ef81bcc3f
Key is that /dev/urandom is cryptographically secure except
just after startup.
The getrandom system call
waits until there is enough entropy, compared to reading …
A curated collection of links on crypto currencies for getting started.
For ages I have been using Xfce4+XMonad. A while ago, the XFCE panel kept
disappearing at login -- super annoying (can be fixed at login via xfce4-panel -r).
Here is the proper solution: stop xfdesktop and save session.
read moreInstead of using adblocking extensions for your browser, null-route advertising on the router level for all connected devices, by using an adblocking DNS server.
Steps:
It's a mess. On Arch Linux, we even have Python 2 and 3 side by side. While virtualenv is probably a usable solution, friends don't let friends build numpy...
I always advocate using the Anaconda Python distribution.
So far, I had also advised using something like pip install --user <pkg …
The start of a personal homepage with blog.
I will write on my upcoming work in Real-Time Bidding (RTB) at eBay Zurich, reflect on my past experience with High-Frequency Trading (HFT) at Vincorex Zurich, discuss technical topics in mathematics, machine learning, Linux and the like, and maybe include some personal …
read more