Category Archives: Uncategorized

Lichee Pi (Allwinner V3s)

LicheePi Zero
Lichee Pi Zero

Documents

Lichee Pi Zero Documents

github

github.com/Lichee-Pi/lichee-pi-zero, Lichee Zero: An SD-Size (breadboard-compatible) Cortex-A7 Board
github.com/Lichee-Pi/u-boot, “Das U-Boot” Source Tree
github.com/Lichee-Pi/linux, Linux kernel source tree

Support

Lichee Pi Zero Getting Started Tutorial
Latest Lichee Pi Zero topics – ilichee
How to setup build environment?

Marketing

LicheePi Zero

General Allwinner V3s

Allwinner V3s
Allwinner-V3s-Dev-Board

Simon Richards

  • Octavo Systems OSD335x
  • iMX233
  • iMX6 PoP (Package-on-Package)
  • Allwinner R8M (C.H.I.P SBC)

Adventures With Allwinner V3s
github.com/Icenowy/linux/tree/dwmac-sun8i-v3s
I made an Allwinner V3s evaluation board (based loosely on LicheePi)

Pine64

Pine64
Two New Boards from PINE64,

FreeBSD

FreeBSD on Allwinner (sunxi) systems
RaspBSD on the Pine64
github.com/tomtor/image-freebsd-pine64

Linux

Pine A64 Software Release, PINE A64(+)
SOPINE Software Release, PINE A64-LTS
Pine A64 Board Quick Start Guide & Benchmarks with Android 5.1
armbian Pine64

Windows IoT

Microsoft Azure IoT SDKs
Windows 10 IoT Core for Pine64 Release Note (Beta_20160809)
How to Deploy a Windows 10 IoT for PINE64 or BPI-M64

LaTex Cheat-Sheet

\input
\include

When should I use \input vs. \include?

\baselineskip <Abstand>
\setlength{\baselineskip}{<Abstand>}

baselineskip, Legt den Zeilenabstand innerhalb eines Absatzes fest.

\textwidth
\columnwidth
\linewidth          (number of characters per line) 

\showwidth{textwidth}
\showwidth{columnwidth}
\showwidth{linewidth}

Textbreite

\abovedisplayskip      % 10pt plus 2pt minus 5pt
\abovedisplayshortskip % 0pt plus 3pt
\belowdisplayskip      % 10pt plus 2pt minus 5pt
\belowdisplayshortskip % 6pt plus 3pt minus 3pt

\setlength\abovedisplayshortskip{0pt}
\setlength\belowdisplayshortskip{0pt}
\setlength\abovedisplayskip{20pt}
\setlength\belowdisplayskip{20pt}

Wie stelle ich die Abstände vor und nach abgesetzten Gleichungen bzw. Formeln ein?

Bezeichnungen beim Paket german
Original Übersetzung ggf. Alternativen
\preface Vorwort
\ref Literatur
\abstract Zusammenfassung
\bib Literaturverzeichnis
\chapter Kapitel
\appendix Anhang
\contents Inhaltsverzeichnis Inhalt
\listfigure Abbildungsverzeichnis Abbildungen
\listtable Tabellenverzeichnis Tabellen
\index Index oder Sachregister
\figure Abbildung
\table Tabelle Tafel
\part Teil
\encl Anlage(n) Beilage(n)
\cc Verteiler Kopien an
\headto An
\page Seite
\see siehe
\also siehe auch
\proof Beweis (babel)
\glossary Glossar (babel)

Qt

Installation

Qt

Build

$ qmake project.pro

Switch between Qt4 and Qt5

How do I change which version of Qt is used for qmake?

$ qtchooser -list-versions
4
5
default
qt4-x86_64-linux-gnu
qt4
qt5-x86_64-linux-gnu
qt5

c$ QT_SELECT=qt4 qmake --version
qmake: could not exec '/usr/lib/x86_64-linux-gnu/qt4/bin/qmake': No such file or directory

$ QT_SELECT=qt5 qmake --version
QMake version 3.1
Using Qt version 5.9.1 in /usr/lib/x86_64-linux-gnu

Serial

Project ERROR: Unknown module(s) in QT: serialport

$ QT_SELECT=qt5 qmake candle.pro 
Info: creating stash file /home/andreas/src/Candle/src/.qmake.stash
Project ERROR: Unknown module(s) in QT: serialport

$ sudo apt-get install libqt5serialport5-dev