Google Spreadsheet to GeoJSON data

References :
Mapping a Google Doc Spreadsheet | Mapbox
mapbox/geo-googledocs: Tools to integrate MapBox with Google Docs
Get Google Spreadsheets Data as JSON in your Website

mplayer play error

Unrecognized deviceID 0xf31
X11 error: BadValue (integer parameter out of range for operation)
X11 error: GLXBadContext
X11 error: GLXBadContext
libva info: VA-API version 0.39.2
libva info: va_getDriverName() returns 0
libva info: Trying to open /usr/lib/x86_64-linux-gnu/dri/i965_drv_video.so
libva info: Found init function __vaDriverInit_0_39
libva info: va_openDriver() returns 0


MPlayer interrupted by signal 11 in module: preinit_libvo
- MPlayer crashed by bad usage of CPU/FPU/RAM.
  Recompile MPlayer with --enable-debug and make a 'gdb' backtrace and
  disassembly. Details in DOCS/HTML/en/bugreports_what.html#bugreports_crash.
 [ This binary of MPlayer in Debian is currently compiled with
   '--enable-debug'; the debugging symbols are in the package
   'mplayer-dbgsym'.]
X11 error: GLXBadContextTag
X11 error: GLXBadContextTag

$ mplayer -vo xv -ao alas XXX.mp4

ImportError: No module named paho.mqtt.client

# pip install paho-mqtt

make: pip-compile: Command not found

# pip install pip-tools

References :
nvie/pip-tools: A set of tools to keep your pinned Python dependencies fresh.

Nokia 603 hard reset

同時按住 Menu (the front center key) + Volume down + Camera 鍵，接著按下開機鍵

開機後三鍵按住不放，直至開始恢復原廠設定




References :
Nokia 603 Hard reset - YouTube

Raspberry Pi DS3231 RTC clock

# vi /boot/config

dtparam=i2c_arm=on

# modprobe i2c-bcm2708
# echo ds3231 0x68 | sudo tee /sys/class/i2c-adapter/i2c-1/new_device

# vi /etc/rc.local

echo ds3231 0x68 > /sys/class/i2c-adapter/i2c-1/new_device
hwclock -s

References :
DS3231 RTC 高精度時鐘模組 適用 Raspberry Pi 樹莓派全系列開發板 - 台灣物聯科技 TaiwanIOT Studio
Linux學習筆記: raspberry pi 安裝 DS3231 RTC時鐘模組
Configuring I2C | Adafruit's Raspberry Pi Lesson 4. GPIO Setup | Adafruit Learning System

wpa_supplicant log file

$ tail -f /var/log/daemon.log