christianchristensen

https://eater.net -> Build an 8-bit Computer from Scratch

Create in Verilog? https://en.wikipedia.org/wiki/Verilog --> https://github.com/google/bbcpu

Run with Verilator? https://www.veripool.org/wiki/verilator

• http://www.jk-quantized.com/blog/2017/10/20/tutorial-simulating-ben-eaters-cpu
• https://github.com/JetStarBlues/BenEater_CPU
• https://github.com/XarkLabs/BenEaterVHDL

christianchristensen

javascript:(function(){function FormatJSON(oData,sIndent){if(arguments.length<2){var sIndent="";}var sIndentStyle="    ";var sDataType=RealTypeOf(oData);console.log(sDataType);if(sDataType=="array"){if(oData.length==0){return"[]";}var sHTML="[";}else{var iCount=0;$.each(oData,function(){iCount++;return;});if(iCount==0){return"{}";}var sHTML="{";}var iCount=0;$.each(oData,function(sKey,vValue){if(iCount>0){sHTML+=",";}if(sDataType=="array"){sHTML+=("\n"+sIndent+sIndentStyle);}else{sHTML+=("\n"+sIndent+sIndentStyle+"\""+sKey+"\""+": ");}switch(RealTypeOf(vValue)){case"array":case"object":sHTML+=FormatJSON(vValue,(sIndent+sIndentStyle));break;case"boolean":case"number":sHTML+=vValue.toString();break;case"null":sHTML+="null";break;case"string":sHTML+=("\""+vValue+"\"");break;default:sHTML+=("TYPEOF: "+typeof(vValue));}iCount++;});if(sDataType=="array"){sHTML+=("\n"+sIndent+"]");}else{sHTML+=("\n"+sIndent+"}");}return sHTML;}function SortObject(oData){var oNewData={};var aSortArray=[];$.each(oData,function(sKey){a

christianchristensen

*.log
jobs/*/workspace
jobs/*/builds
jobs/*/lastStable
jobs/*/lastSuccessful
jobs/*/nextBuildNumber
updates
.owner

christianchristensen

/vendor

christianchristensen

import json
import sqlite3
import zlib

# ~/Library/Safari/CloudTabs.db
# Ref: https://www.reddit.com/r/mac/comments/89qx5n/iphone_safari_tabs_into_text_list_via_icloud/
db = sqlite3.connect('CloudTabs.db')

tabs = []

christianchristensen

FreeBSD Chromebook

https://wiki.freebsd.org/Chromebook

C720 (Arch wiki)

http://blog.grem.de/pages/c720.html

• D1741: Improve memory detection in biosmem.c

christianchristensen

Raspberry pi software defined radio notes

Hardware

• Raspberry Pi model B*
• Realtek Semiconductor Corp. RTL2838 DVB-T (RTL2832U)
• USB Wifi

Setup

christianchristensen

FreeBSD pkgng for the Raspberry Pi (ARMv6)

Background (pre-req: build packages)

• Building Packages with Poudriere
• See also
  • How To Set Up a Poudriere Build System to Create Packages for your FreeBSD Servers
  • BSD Now: Making a binary package repository with poudriere
  • Building a package repository for FreeBSD with poudriere and pkgng

christianchristensen

#!/usr/bin/env python

# Parser for Motorola SB6141 Signal page
# Motorola_SB6141_cmSignalData.py <tablename> <column>
#  Specify the tablename to return all available (Zabbix LLD format) Bonding Channel Values
#  Specity tablename and column to return a specific value for the table and channel
# Data based on Model Name: SB6141, Firmware Name: SB_KOMODO-1.0.6.16-SCM00-NOSH
# Downstream: Frequency, Signal to Noise Ratio, Downstream Modulation, Power Level
# Upstream: Frequency, Ranging Service ID, Symbol Rate, Power Level, Upstream Modulation, Ranging Status
# Signal Stats (Codewords): Total Unerrored Codewords, Total Correctable Codewords, Total Uncorrectable Codewords

christianchristensen

Goal: take flat tabular/structured data and process it with SQL like commands. Use case: wget/curl API data then "work on it" with SQL; low-fidelity/quick prototyping.

• https://github.com/dinedal/textql
• https://github.com/harelba/q

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https://www.google.com/search?q=SQL+flat+text+file&aq=f&oq=SQL+flat+text+file&aqs=chrome.0.57j0l3.6639j0&sourceid=chrome&ie=UTF-8#q=SQL+with+flat+text+file&ei=uR6NUbeDKsf50gH8voG4DA&start=10&sa=N&bav=on.2,or.r_cp.r_qf.&bvm=bv.46340616,d.dmQ&fp=fbe88cae94ae6796&biw=1600&bih=814 | sql with flat text file - Google Search http://fsql.sourceforge.net/docs/php_tutorial.html | Flat-File SQL :: Documentation :: Tutorial