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The Craftsman's Blog

Andi Altendorfer, e-Matrix Innovations
A playground and sandbox for Altex

andi       2018 2019 2020 2021 2022 altex andi apple attic ax bash blog book bucketier conf craft css datasource dev elixir env erlang exconfig hardware hex i3 interview javascript learning linux liveview mac misc nerves obsolete organisation people phoenix podcasts project quote shell simplicity software talk timewrap tweet util video vim
Andi, 2019-02-11
You’ve changed the favicon.ico for your website but browsers still show the old version? Here is a solution: In your HTML-code find and replace ... ... ... with ... read more...
Andi, 2019-02-11
… my 3rd HEX package for Elixir Timewrap is a “Time-Wrapper” through which you can access different time-sources, Elixir and Erlang offers you. Other than that you can implement on your own. Also, Timewrap can do the time-warp, freeze, and unfreeze a Timewrap.Timer. You can instantiat....
Andi, 2019-01-25
Too many languages I love to write most of the project (~80%) in the language of my choice #Elixir. Compared to other frameworks where most of the stuff still has to be done in other languages. ....
, 2018-12-31
500tj anniversary of Leonardo Da Vinci’s death Next year is the 500th anniversary of Leonardo Da Vinci’s death and there is a really cool project about his notes. I hope this will be available online some day. Read about The Da Vinci Codescope on GatesNotes.....
Andi, 2018-10-17
I’m using Elixir as a scripting language for the shell And it’s that easy … Write a file, hello.exs for example.#!/usr/bin/env elixirdefmoduleGreeterdodefhello(name),do:IO.puts"Hello, #{name}!"end# MainGreeter.hello(hd(System.argv()) Don’t forget to chmod +x hello.exs and then use the script from the terminal....
, 2018-10-14
If it disagrees with experiment, it is wrong! The Character of Physical Law, Cornell University, 1964. pic.twitter.com/jzoWaFx3D9— Richard Feynman (@ProfFeynman) October 4, 2018....
, 2018-10-08
Did you know that almost any shell uses the READLINE library? If using the command-line is part of your daily work you really should read Gnu Software Manual - Readline and get comfortable with it’s keys ;-) Even setting an editor (export EDITOR=vim for example) is possible. Set that you can use Alt-E to edit the current input line of your terminal within your editor. Most important keys MovementC-a Move to the start of the line. C-e Move to the end of the l....
Andi, 2018-10-02
I’m using an older iPad without the apple-pen but with a mechanical stylus (“JotPro”). My experience with wrist-protection software is that it either doesn’t work or slows down my iPad. Here is my solution … ....
, 2018-09-03
After publishing Bucketier, a simple KV store for Elixir as a Hex-package about a month ago, today let me announce Datasource. Source on GithubHex-packageDatasource is a side project used in my Raspberry Experiments and as a handler of client-activities in my work-project. A continues stream of data from any source The Datasource is a straightforward module providing one function ....
Andi, 2018-08-26
Elixir and Nerves is fun! A Phoenix-Channel listen on messages from web-clients and switch LEDs on and off. In the other direction, pressing the button triggers a Phoenix-channel broadcast to the server, the server randomizes the three leds and sets them through Nerves.GPIO. Becau....
andi       2018 2019 2020 2021 2022 altex andi apple attic ax bash blog book bucketier conf craft css datasource dev elixir env erlang exconfig hardware hex i3 interview javascript learning linux liveview mac misc nerves obsolete organisation people phoenix podcasts project quote shell simplicity software talk timewrap tweet util video vim