Category: Computers

0

Unlock and root your Nexus Device

Two weeks ago, our 2012 Nexus 7 tablet became completely unusable : most of apps were no more working, also the configuration menu was not functional. Nothing more to do with it. A complete erase of the tablet and reinstallation of...

0

Antispam SBL Lists “mailpolice.com” are dead

Problem of this thursday 22th of may 2014 : no more email is arriving on my self-hosted smtp server. The forwarded error message is :  550 v=spf1 a -all. I discovered that antispam SBL lists hosted at mainpolice.com are all dead, following an activity...

0

Data recovery from a Linux harddisk using LVM

Receiving a request from somebody who owns a home server I have installed in the past, I have updated myself about methods to retrieve data from Linux  hard drives with LVM volume management . The server is actually gone up in smoke ....

1

Manage internet passwords

Password management on internet ( and others ) is a critical function. You have to find a method sufficiently secure, but also be able to retrieve the passwords have set. Whichever method you use, you must have different passwords between...