The game of chess is a good metaphor of an environment with openly visible rules. The game of backgammon is a good metaphor of an environment without, as the randomness of dices rolled functions as an abstraction of hidden rules.
Showing all posts tagged impromptu:
CouchDB views observation
CouchDB views are more like CREATE INDEX than SELECT: https://stackoverflow.com/a/9237735
How to convert a batch of wav file to mp3 files
If you do not want to convert .wav files to MP3 format by hand and you have only Windows prompt on your hands, together with a ffmpeg.exe (look here), the command to run is
for %f in (*.wav) do ( ffmpeg -i "%f" -q:a 2 "%~nf.mp3" )
...
Solving locale problem on USB armory
Should you encounter the error message
need UTF-8 locale (LC_CTYPE) but have ANSI_X3.4-1968
for example, when running tmux, you should do following steps to solve the problem that causes it:
uncomment the appropriate locale in the /etc/locale.gen fi...
Utility for removing duplicated files for Windows
If you would like to remove duplicated files working in Linux, you use fdupes utility. But what alternatives do you have, if you are working in Windows?
Meet Duplicate File Finder and Remover (by Winston McMiller). It works in PowerShell, which nowaday...
Credentials for SanDisk Connect Wireless Stick
If you would like to connect to SanDisk 16 GB Connect Wireless Stick via external IP address, you will be asked for access authorisation. The credentials the stick wants are owner/wi-fi password
Print default values of CLI arguments in Python
If you would like to print default values of command-line arguments and if you use the argparse.ArgumentParser class in your Python program, consider setting the formatter_class option to argparse.ArgumentDefaultsHelpFormatter.
Example code:
argparser ...
Key codes on AB Shutter 3
AB Shutter 3 is a small remote shutter.
It connects to your handset as a Bluetooth keyboard. But which key codes does it send to the device?
To answer this question, I simply connected the shutter to my Android device, started an editor and pressed...
No TiddlyWiki on Kindle 3
Alas, opening TiddlyWiki on Kindle 3 using the experimental built-in web browser results in empty page.
Cambridge Z88 Serial Connexion
This is a beginning of a much larger project. For now, I will just concentrate on making a serial connexion to Cambridge Z88 computer. If you are impatient, just scroll to the end of the article.
I must confess here that I have a certain corner of my h...
Wincent Balin
Treading on waves…