Fixing ubuntu desktop’s wifi disconnect issue on wake
For about more than half the time, when I wake my ubuntu laptop from sleep, I will lose wifi. When I say lose, I mean I lose the wlan0 interface completely. Now...
Tag: linux
Download and store a website’s public cert into a Java keystore
The other day I had to download a public cert from a web service’s host and store it in my java keystore so that it can be trusted. Here’s what I di...
Appending to crontab using a single shell command
Usually to edit crontab for a user, you login as that user and then run: [crayon-594fc0b65a770157503989/] This usually opens up a text editor which then lets yo...
Fixing docker service startup after using an alternative graph driver
So I was playing around with devicemapper docker storage driver the other day. It was quite nice but when I stopped the modified docker daemon and tried to star...
Which process is using this port?
Sometimes, I get errors like “address is already in use” but struggle to find out what’s using that port. This happens especially with loads o...