Securing Web sites with HTTPS protocol gives many advantages along with increasing rankings in search engine optimization (SEO). There are many Certificate Authority which provides SSL/TLS certificates. Some of them are free. Let's Encrypt is a reputable non-profit certificate authority providing certificates at no charge. Let's Encrypt is supported …

Installing Docker CE in CentOS/RHEL 7 is a trivial process but it is not true in all cases. Specially, when we deal with open source products, maintaining and patching might be an issue for doing it in timely manner. Community forums and other sources are our life savers to …

Heterogeneous networks are common now. Those networks include computers with Windows and Unix Operation Systems (OS). Exchange files between those Operation Systems is a trivial task. It can be done with command line interface (CLI) or Graphic User Interface (GUI). Both methods give the same results but it depends on …

Using cron with the official CentOS Docker image requests activating systemd, keeping container running, and opening a Docker container in privileged mode. CentOS Docker Hub image includes the description of the setup which should be done to activate systemd and keep a container going. The missing is information how to …

As Linux systems have root file systems on a logical volume, it can be used Logical Volume Management (LVM) to resize the volume. The exercise of logical volume expanding is completed in case of adding an extra disk to a physical system or having a pool of storage in a …

Master Boot Record (MBR) partitioned disks are replaced with newer GUID Partition Table (GPT) standard but MBR is still used widely as a default format. GPT layout for the partition tables has a lot of benefits comparing with MBR one. Along with supporting significantly larger size of disks, it introduces …

As a scanner software can be used Paperwork. It's open source software which is available in both Windows and Unix. CentOS 7 includes Paperwork scanner software as a part of the distribution repository.

Make sure that your scanner driver installed in CentOS. This is a sample of Brother printer/scanner …