A talk by Professor Mearsheimer 6 years ago explained very well the motive of Putin. https://youtu.be/JrMiSQAGOS4A First, the point usually missed by everyone is that NATO is a nuclear power and it is hard for Russia to swallow a nuclear power adjacent to it. So Russia reacted so violently as Ukraine tried to join the…
My X1 Yoga gen 3rd died after I used in outside freezing. The battery died completely and it crashed the hard disk as well. After I replaced both, touch screen does not work but stylus is half functioning. It doesn’t work near the bottom edge. I originally suspect the battery. But I used the UEFI…
I use dropbox to manage my website. It is not really very secure. But it is at least very convenient. I use one dummy dropbox account contain just my website folder shared from my main dropbox account. Then I just login dropbox with my dummy account for my web server. It has been working…
Unity doesn’t have an natural scrolling option on 18.04. One can enable that with libinput To enable Natural Scrolling in libinput add Option “NaturalScrolling” “true” to /usr/share/X11/xorg.conf.d/40-libinput.conf. It should be added before EndSection to the touchpad section. Unity desktop GUI app can’t use libinput options. You can switch to synaptics by sudo apt remove xserver-xorg-input-libinput sudo apt install xserver-xorg-input-all …
This seems to fix my slow wifi on 20.04 Get the network name lshw -C Network Turn off power management sudo iwconfig wlp2s0 power off Check iwconfig
Coursera-dl is a wonderful tool but authentication doesn’t work out of the box. It will work after adding cauth option in coursera-dl.conf as here.
As title, the connection is okay after reboot but suddenly no internet connection but still has a wifi connection. This happens often after some wifi signal hiccup. It turns out that it seems to be ipv6 problems. After setting ipv6 to “ignore” and disable and enable connection, the internet is back nicely.
Try this jupyter labextension install jupyterlab-plotly jupyter labextension install @jupyter-widgets/jupyterlab-manager plotlywidget
I came across trouble with my WordPress site because dropbox hanged. I reinstalled everything and forgot the PHP problem I had earlier. I ended up wasting a day trying to figure out what happened again. I still can’t figure out why php7.4 doesn’t work with the latest WordPress upgrade. Maybe something was wrong with the…
Came across this for one of my WordPress sites. I tried to stop and restart and service. And still can’t reconnect to my server. I ended up creating a new server and tried to recover from an earlier copy. The WordPress site ended up completely broken and it took me five hours to reinstall everything….