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Welcome to a low in KB page

Changing MSX HB-T7 Power Supply Unit - 2019-07-09 08:03:18

Hellllooooo everyone! I’m alive, again. Maki asked me to make a blog post about how we changed the MSX HitBit T7 japanese power supply unit (from now on PSU) for a more modern and european one. So, let’s do this. Update (2020-05-29): Victor Muñoz tutorial Victor Muñoz followed this post (plus the discussion we have had on email) and did this mod. He has shared with me a PDF containing the tutorial he has made.

CLI Recommendations - 2018-05-11 20:51:09

Lately I have been using a lot CLI (Command Line Interface) applications for everything, mainly because they enhance the just keyboard user expirence along with a great functionallity with a low resource footprint. Yes, it may be harder to use them and harder to configure, but I think the outcome is satisfiying. I will introduce a bit the applications and where to start without much detail, because there’s a lot of documentation already available :).

Connecting to modern Instant Messaging services with an MSX - 2018-04-08 20:11:15

Hello! It has been a while since the last post. Yes I’m alive. So, in this post I will introduce you to two marvelous concepts: BitlBee IRC on an MSX with an TCP/IP UNAPI compatible network card. Let’s begin… Introduction Why would you do that? I mean, there are more efficient ways to communicate with other people that require less effort, right? Well, here are my two cents for the first point, BitlBee.

MSX2 Sony HB-F5: SCART to Japanese21 - 2017-09-30 18:10:15

We have adapted a standard European SCART cable to use it with an MSX2 HB-F5. You have to change the pins of one of the ends (the connector that will be on the MSX) as follows: **SCART – Japanese21 ** X means not connected. 1 – X 2 – 6 3 – X 4 – 3 5 – 8 6 – 2 7 – 20 8 – X 9 – 7 10 – X 11 – 19 12 – X 13 – 13 14 – 14 15 – 15 16 – 16 17 – 17 18 – 18 19 – X 20 – 10

Z80 For Loop - 2017-07-05 08:10:27

WHILE – FOR: We usually use B as counter. LD C, 5 LD A, 0 LD B, 100 .NEXT2: push BC LD B, 10 .NEXT: ADD A, C DJNZ .NEXT pop BC DJNZ .NEXT2

Leaflet on Jupyter - 2017-05-19 08:10:27

To do: Improve text. Give examples. Explain stuff, dude…! You need this package: https://github.com/ellisonbg/ipyleaflet

Jupyter Customization: NBSExtensions and themes - 2017-05-19 08:07:49

To do: Intro, write the article better. https://github.com/ipython-contrib/jupyter_contrib_nbextensions Installing nbsextensions: sudo pip install jupyter_contrib_nbextensions Color customization: Make file ~/.jupyter/custom/custom.css try: https://github.com/powerpak/jupyter-dark-theme

SparkR gapply mess - 2017-05-12 08:56:31

Hello, Do not assume anything. Never. Ever. Specially with SparkR (Apache Spark 2.1.0). When using the gapply function, maybe you want to return the key to mark the results in a function as follows: countRows <- function(key, values) { df <- data.frame(key=key, nvalues=nrow(values)) return(df) } count <- gapplyCollect(data, "keyAttribute", countRows) countRows <- function(key, values) { df <- data.frame(key=key, nvalues=nrow(values)) return(df) } count <- gapplyCollect(data, "keyAttribute", countRows) SURPRISE. You can’t. You should get this error:

Sony HitBit 55/75P dead VRAM diagnosis - 2017-02-25 10:48:47

Hey! Recently I bought a broken 75P just for fun (and well, it was cheap :)). It had a video problem which, after reading a couple of msx.org posts (Hit-bit With Broken Graphics and 75P black screen mainly), I believed it was a problem of VRAM as Grauw pointed. That was a clever way to debug it. Watching how Basic characters are output, you can see which bit is broken in the ASCII chart.

MSX2Cas - 2016-09-08 07:10:55

Very cool application for the phone. You can easily load .cas files on the phone and play them :).

asMSX bugfix 1: Ifs on .megarom - 2016-09-03 12:49:45

Hello! Finally some improvements on asMSX. At the start of this project JamQue told me that he had issues using ifs when the “.megarom” clause is active. The issue correction can be seen here in Github. The problem was that when generating a byte (for example, an LD instruction) it checks if it is able to generate it if the condition established for this level allows it. Original: guardar_byte(b) { if ((!

Tabla, DnB, Jazz and Jungle - 2016-08-23 21:04:05

So, once again I tried to discover which genre of the song “Men of war”, which is part of the OST of Breath Of Fire IV (A quite nice PlayStation RPG :)). I tried from tabla breaks to tabla dnb… couldn’t find it. Until now! I found this video with a bunch of dnb indian stuff. It misses the tabla but it’s nice! Leaving the electro world, I found Amrat Hussain Trio:

Learning Bison and Flex: The calculator - 2016-08-20 18:28:25

Hello everynyan, I’m learning how Bison and Flex work with an O’Reilly book and there can be found an example on how to build a calculator (which has an error on the code, probably there are more in the book, that’s why it has that kind of critics, but it works.). I ended up making an extension on it just to test my forgotten grammar skills. The code is the following: