= 2009-12-08 =

 * Google Map 是用 Google Chart 畫不同顏色的點。例如：[[Image(http://chart.apis.google.com/chart?cht=d&chdp=maps&chl=RVd%27i\FF776B%27c\)]]、[[Image(http://chart.apis.google.com/chart?cht=d&chdp=maps&chl=RVd%27i\00776B%27c\)]]、[[Image(http://chart.apis.google.com/chart?cht=d&chdp=maps&chl=RVd%27i\FF006B%27c\)]]。我們也可以依法炮製。
{{{
http://chart.apis.google.com/chart?cht=d&chdp=maps&chl=RVd'i\00776B'c\
}}}
 * 其次，覺得比較有趣的是 Google Map 的介面會用一張原始的 PNG 圖檔來產生單一圖檔，不知道怎麼做出來的。
   * 來源圖：[[Image(http://maps.gstatic.com/intl/zh-TW_ALL/mapfiles/dlimgs2.png)]]
   * 應用位置：[[Image(oid/WorkLog/09-12-08:gmap_png_icon.jpg)]]
 * 研究 [http://mapsapi.googlepages.com/categories.htm Marker categories] 圖層控制範例程式

 * 例行性安全升級
{{{
jazz@oceandb:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be upgraded:
  libldap-2.4-2
1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 189kB of archives.
After this operation, 45.1kB of additional disk space will be used.
Do you want to continue [Y/n]?
}}}