The previous article (lubuntu’s panel keeps in top of all windows) explains how to restrain LXDE’s panel in the bottom layer by editing lxde-rc.xml. A similar method is available in LXQT. The only difference is the ‘name’ property of the ‘application’ tag. Comment information at the start of application part explained how to find applications’ […]

I’ve got some memory-intensive works to do recently. So I managed to log in to lxde desktop again last night after repairing a long-pending black screen problem by just uninstalling Nvidia driver. However, I came up with a new problem this morning. After I set wallpaper on an external monitor, the desktop-preference program crashed by reporting […]

Upgraded My Fedora to 26 today and found my VMplaye-12.5.7 can not be started on Fedora 26. So I reinstalled vmplayer with version 14. VMplayer14 started properly, but when I started a VM, an error occurred as ” The virtual machine is unable to reserve memory“. I tried several times, it reported either ” The virtual machine […]

As synaptics is no longer available for controlling touchpad, we have to use xinput instead. First, use command : xinput list to display all input devices and find out touchpad’s number. In my system the result is: ⎡ Virtual core pointer id=2 [master pointer (3)] ⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)] […]

search result talks about an “input method selector” in preference menu which was not found on my system. solution: sudo dnf install imsettings-lxde then you can find “input method selector” in preference menu.

I created a fedora VM on Lubuntu host this afternoon. When I reopen it tonight, I found the network icon on the top-right disappeared and the network function failed too. I tried some solutions on the forum but nothing helped. Therefore I stopped to do something else. When I came back to VMplayer and tried […]

I want the panel to stay in the back of other windows instead of hiding. There is such an option in the panel settings but seems not to be working. I managed to do that by editing /home/me/.config/openbox/lubuntu-rc.xml Add these lines just before the last line: <application name=”panel”> <skip_taskbar>yes</skip_taskbar> <layer>above</layer> </application> <application name=”panel” type=”dock”> <layer>below</layer> […]

Ubuntu 16.04:Chinese characters display improperly. Old methods don’t work. We need some new methods. For the system: sudo vim /var/lib/locales/supported.d/zh-hans add: zh_CN.UTF-8 UTF-8 zh_CN.GB18030 GB18030 zh_CN.GBK GBK zh_CN GB2312 zh_HK.UTF-8 UTF-8 zh_HK BIG5-HKSCS zh_SG.UTF-8 UTF-8 zh_SG.GBK GBK zh_SG GB2312 zh_TW.UTF-8 UTF-8 zh_TW.EUC-TW EUC-TW zh_TW BIG5 to the file (those lines were copied from /usr/share/i18n/SUPPORTED) excecute: […]

Ubuntu booted into emergency mode

I booted my system this morning and found it was forced into an emergency mode like this: I found an answer on which talked about unmounting some device. This remind me of what I did last night. I configured my /etc/fstab file last night to add windows partitions’ infomations there, as well as a […]

I use .htaccess to encrypt “” the .htaccess file is: AuthUserFile /home/.htpasswd AuthName “ceshiyonghu” AuthType Basic Require user ceshiyonghu but when I visited the url, I got a 500 internal server error. I checked the error log (/var/log/apache2/error.log) and find the “AuthUserFile not allowed here” record. To solve this, I added this: <Directory /var/www/test/> Options Indexes FollowSymLinks MultiViews […]