How to install ZFS on Linux Ubuntu Debian Mint
First of all make sure contrib is enabled in /etct/apt/sources.list, if not follow this guide to add "non-free contrib" to the repos.
https://realtechtalk.com/How_to_Add_Contrib_Packages_to_DebianLinuxMint_by_editing_etcaptsourceslist-2636-articles
ZFS is popular because it provides actual error checking and correction to a level that is be........
Virtualbox host Only Network Error Failed to save host network interface parameter - Cannot change gateway IP of host only network
In newer versions this is a very stubborn issue. Here is how you fix it.
Step 1 - Create networks.conf
sudo mkdir /etc/vbox/
sudo vi /etc/vbox/networks.conf
put this in:
In our case we can use the slash /16 range of 192.168.0..0, change the subnet accor........
zfs and LUKS how to recover in Linux
Sometimes users take their removal drives and unplug and replug them to test what happens during the failure of a disk. However, this breaks things quite badly due to the /dev/mapper in LUKS not coming back online due to it not being closed.
In other words, generally with non-encrypted drives the process is smooth but when encrypted you may want to follow a strategy like this:
We can see below that both disks are unavailable as they were physically remov........
Mozilla Firefox Address Bar History Not Working places.sqlite corruption solution database repair
Here is the only solution Ifound that works in Firefox:
*Note you could basically just copy all of the commands in bold (the rest just shows the output)
Install sqlite3
sqlite3 places.sqlite
sqlite> .clone places.sqlite-fixed
moz_places... done
moz_historyvisits... done
moz_inputhistory..........
Thunderbird E-mail List Blank White but e-mails still clickable and viewable
In Thunderbird in a very large folder suddenly all of my e-mail list became blank/white even though you could click on the invisible/white/blank lines and it would show the e-mails. Itried to close and reopen but only going to Folder -> Properties and clicking Repair Folder fixed it (basically it had to redownload/rebuild the entire index and all e-mails).........
VirtualBox How to Resize Hard Drive
VBoxManage modifyhd XP.vdi --resize 15000
VBoxManage modifyhd XP.vdi --resize 15000
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%
That resizes the virtual hard drive image "XP.vdi" to 15000MB instantly.
I doubt this is safe to do while the VM is running and I'm not sure if it would attempt it still but turn the VM off first to be safe.
I also notice in the VBOX GUI that it still shows the orig........