[Untuntu]Mount smbfs with read and write

 在Ubuntu 10.10 要掛載網路磁碟機並且可以讀寫權限

1. 建立目錄(Create folder)
cd /media
sudo mkdir temp

2.掛載網路磁碟機 (Mount samba share folder)
sudo smbmount //ip_address/foldername /media/temp -o user=username,pass=password,iocharset=utf8,dir_mode=0777,file_mode=0777,uid=current login user name

[ffmpeg]剪輯影片- Cutting video

<code>ffmpeg -i in.mp4 -ss [start] -t [duration] -c:v copy -c:a copy out.mp4

time format
start: 00:00:00.000
duration: 00:00:00.000

reference:http://superuser.com/questions/377343/cut-part-from-video-file-from-start-position-to-end-position-with-ffmpeg
</code>

[Ubuntu]好用的螢幕截圖並可以編輯的軟體Shutter

Ubuntu 12.04
軟體中心->shutter 安裝即可

Ubuntu 10.04
Synaptic->shutter 安裝
要另外多安裝下列套件，才可有截圖後編輯的功能
Synaptic->libgoo-canvas-perl

[影片]將手機拍攝的直立影片加上黑框變成橫向影片

使用手機拍攝影片時，常會以直立方式進行拍攝，但在上傳至facebook或其他影音網站時，可能會遇到問題，因此如果能以加上黑邊方式，將影片轉換為橫向影片，就可以解決。

1.下載免費工具Any Video Converter

2.設定選項

[Ubuntu] User is not in the sudoers file

1. Reboot the system
2. Boot into "Recovery" mode
3. Select "Root Session"
4. Execute command as following to remount root filesystem
mount -o remount,rw /
5. Edit /etc/sudoers to add username to sudo user
# User privilege specification
username     ALL=(ALL:ALL) ALL
6. Reboot

Error: "usermod: cannot lock /etc/passwd; try again later"

Reference:http://askubuntu.com/questions/79933/deleted-myself-from-admin-group-now-getting-error-usermod-cannot-lock-etc-pa

[CentOS5] SVN Commit後透過Gmail發送email通知(SVN Post-Commit to send email notify via Gmail)

在CentOS 5中，使用SVN Commit Code後要自動發送通知，進行下列2個步驟即可，如果不是使用Gmail的smtp，則跳過第1步驟

• Centos sendmail via Gmail smtp setting
• SVN Setting

     svn_email_commit.sh中

38	# Send email

39	cat $TMPFILE | mail -a "From: $SENDFROM" -s "$SUBJECT" "$SENDTO"

    在我使用時要修改一下才可正常發送

38	# Send email

39	cat $TMPFILE | mail -s "$SUBJECT" "$SENDTO"

[Ubuntu]10.04 Parital Upgrade Error

Error Message:subprocess installed pre-removal script returned error exit status 2
Package : adobe-flashplugin

Removing adobe-flashplugin ...
update-alternatives: error: no alternatives for iceape-flashplugin.
update-alternatives: error: no alternatives for iceape-flashplugin.
dpkg: error processing adobe-flashplugin (--remove):
 subprocess installed pre-removal script returned error exit status 2
postinst called with argument `abort-remove'
dpkg: error while cleaning up:
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 adobe-flashplugin
E: Sub-process /usr/bin/dpkg returned an error code (1)

Solution:
1. Backup /var/lib/dpkg/status
2. Edit /var/lib/dpkg/status, and remove Package adobe-flashplugin

Reference:http://www.khattam.info/solved-subprocess-pre-removal-script-returned-error-exit-status-2-error-2009-08-04.html