Category: Tech

Drupal 7 Panel Edit icon missing

After logon as user with admistrator rights in Drupal CMS, the panel content edit (gear) icon is not shown in top right corner for each of them. One Fix will be enabling Contextual Link...

xfsdump xfsrestore for LTO4 Tape

xfsdump xfsrestore for LTO4 Tape

Backup / of XFS format into LTO4 tape (/dev/nst0) in CentOS 7.1 with xfsdump: -o: Overwrite the tape. With this option, xfsdump does not read the tape first to check the contents.This option may...

Kindle Paperwhite hangs

Kindle Paperwhite hangs

My 3-year old Kindle Paperwhite got hangs sometime ago, but I failed to reboot it no matter I press power button for 7 sec or 20sec. I know I can open the case and...

xdmcp for CentOS 7

XDMCP can still run on CentOS 7 , but the display manager should not be Gnome. lightdm is well documented and can replace gnome. Since XDMCP does not have encryption, so it can only...

xrdp for CentOS 7

Gnome for CentOS 7 require direct access to Graphics Hardware, and that makes remote access protocol like xdmcp or remote desktop fails. However, changing the default Gnome Desktop to KDE Desktop will fix the...

Rate Limit Horde 5 IMP Outgoing Email

See below to rate limit Horde 5 IMP Outgoing Email for each webmail user with 10 recipients / per hour: 1. Logon as admin to Horde 5 , go to Administration -> Group Create...