How to preserve symbolic link while copying a file in Linux
Below set of commands are executed on SuSE Linux Enterprise Server 11 SP 3 operating system, There can be many scenarios of copying symbolic links between different directories, let me
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ORA-28002: the password will expire within 6 days (certain string)
I have been working in Sql developer for certain time, few days back found new notification/warning windows is popping up with the error message - ORA-28002: the password will expire
How to get the hardware model information in Linux
In my last article I had shared the [commands to check the firmware and driver version of the ethernet card]({{< relref "how-to-find-ethernet-network-card/index.md" >}}) of your Linux box and also [to check if the
15 practical examples of rpm command usage in Linux
I have written a blog explaining different fields of an rpm. To understand a rpm and all its fields follow the below link [Understanding RPM package]({{< relref "understanding-rpm-package/index.md" >}}) Here I have tried
How to configure bridged network in Oracle Virtual Box (Linux)
I have been asked this question multiple times by many users so I guess it is best if I could write a blog on this on different types of network
How to check memory utilization for a specific process ?
We have a no. of ways to check the overall memory usage but what if you want to monitor memory usage of some particular process. To show an example I
What is buffers/cache in free command in Linux ?
ALSO READ: [Tutorial: Beginners guide on linux memory management](https://www.golinuxcloud.com/tutorial-linux-memory-management-overview/ "Tutorial: Beginners guide on linux memory management") When we run free command to [view the memory usage in Linux](https://www.golinuxcloud.com/check-memory-usage-per-perocess-linux/) we get
How to configure and analyze kdump for kernel panic in Red Hat Linux 6
ALSO READ: Things you must keep in mind before you upgrade or downgrade kernel in Linux What is kdump? Kdump is a kernel crash dumping mechanism that allows you …
Step by Step Red Hat Linux 7.0 installation (64 bit) with screenshots
Here are the step by step screenshot for the installation of **Red Hat Enterprise Linux 7 (64 bit).** The installation process is not much different as compared to "**CentOS 7.0
How to keep a process running after putty or terminal is closed
There can be many times where you are suppose to run some application or process in Linux but you don not want it to be terminated by logoff and session