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Showing posts from September, 2010

Arduino derivatives

Boarduino
RBBB
FIO
Teensy <- this is it
Freeduino
Sanguino
Illuminato Parallel
Seeeduino
Seeeduino Mega

hackaday
seeddstudio
engadget
instructables

Ubuntu mount smb drive

HOWTO persistent
HOWTO manual

sudo apt-get install smbfs

Example:

create .smbcredentials file with:
username=
password=
domain=

chmod 600 .smbcredentials

In fstab create and entry like:

#rochester nas
//roc-nas.foo.com/pathname /media/roc-nas cifs credentials=/home/username/.smbcredentials,dirmode=0777,file_mode=0777,iocharset=utf8,codepage=cp850,unicode 0 0


To mount:
sudo mount /media/mount-name
or
sudo mount -a

To unmount:
sudo umount /media/mount-name
or
sudo umount -a

MOSFETs

Dynamic SQL Oracle PL/SQL

Arduino MMC / SD card read/write

roland-riegel lib

It includes

* low-level MMC, SD and SDHC read/write routines
* partition table support
* a simple FAT16/FAT32 read/write implementation

Seeeduino


Raw and Fat16

HOWTO

Detailed description

Bluetooth 3.0, WiFi combo chip BMC4325

Android

Android files

Common tasks HowTo


Binding a List to a data cursor

icon sizes and design
Android icon examples
or on local drive: android-sdk-linux_86/platforms/android-8/data/res

Hierarchy Viewer
layoutopt tool
Layout Objects
Example Views
R.Stylable class
RelativeLayout example
Android graphical widget guide
Tab examples
Table example
Table example w/divider
Table row lines hack
Table rounded border
Table rounded border example 2
WebView - show simple content within an Activity

Service

Manifest service element

Message

Notification


Intent guide
Intent
Intent example

Security permissions
A feature can be protected by at most one permission.

Data storage
Shared Preferences
     Store private primitive data in key-value pairs.
Internal Storage
     Store private data on the device memory.
External Storage
     Store public data on the shared external storage.
SQLite Databases
     Store structured data in a private database.

Content providers
Must be implemented thread-safe.
Call ContentResolver.notifyChange() to notify listene…

J2SE Bluetooth

C/C++ stuff

J2ME bluetooth JSR-82

Sensors

VBox image keeps growing and running out of space

Clean it up
Zero it
Shut it down
Compact it


download SDelete

sdelete -z -c c:

shutdown the guest OS and virtualbox

vditool SHRINK whatever.vdi

VBoxManage modifyhd Win8.1.vdi compact

Regex

Dot does not match new line.

Add one of the following to the pattern to support new line:

(?m) multiline
(?s) dot all