In case you need to access a partition with an ext2, ext3 or ext4 file system from Windows (maybe because you have used it with Linux up to that moment), you will have to use a little trick. MOUNTING THROUGH SHELL If you prefer not to install any software in Windows, you can use a Linux LIVE distribution […]
How to read EXT3 and EXT4 partitions from Windows Read More »
To create an Apache-based web server, using a common Ubuntu or Debian machine, proceed as follows. 1. Install Apache sudo apt-get update sudo apt-get install apache2 To check if it’s correctly installed, go to the site localhost you should find ‘It works! 2. Configuration All configuration files can be found in “/etc/apache2” this can be displayed via
Install and configure Apache web-server on Ubuntu or Debian (RaspberryPi) Read More »
Test open ports and firewalls Test TCP and UDP ports, to check the correct communication of your computer with the outside, through your NAT. You can check a particular port or run a complete test of all ports. TCP PORT SELECTIVE TEST Enter the number of the port to check and press ‘Test’ from
Check TCP port status and open ones in your NAT or Firewall Read More »
All the new generation browsers allow you to store passwords entered by the user, so that you can enter them in the forms the next time you visit the site. Internet Explorer used to do this, but so do Firefox, Edge, and Chrome as of recently. For IE and Edge, passwords are encrypted
How to display passwords entered by browsers or hidden by asterisks in a plain text Read More »
If you were in the condition of managing disks and partitions on a Windows system (XP->10), you have surely used the system tool ‘Disk Management’. In particular, when you create or modify system partitions (those where an operating system is present), you need to mark them as ‘active’. This operation is not difficult, just right-click on the partition and
How to remove active partition flag in windows systems Read More »
This is a common occurrence where you receive at least one rejection email with the following Message Delivery Status (or Subsystem), as a result of sending it to a problematic or non-existing address. So to check if an address actually exists or ‘receives’ mail you could simply send an email to that address (with the ‘delivery notification’ flag active)
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While using your RaspberryPi intensively, you may find yourself in an unfortunate situation where the X server fails to boot up. There may be several causes: a crash, deletion of system files, or a failed update. In all cases, when starting up, you would see an error like the one below, which notifies us of the failure to start
How to replace the Debian desktop on RaspberryPi Read More »
A sparse file is a type of file in which we try to efficiently occupy the file system space in cases where the file is mostly empty. The advantage of sparse files is that the physical space in the file system is only allocated when it is actually needed: therefore you save space and you can create
Create sparse files with any length in Windows and Linux Read More »
