At some point in your career as a Linux administrator, you are going to have to view log files. After all, they are there for one very important reason…to help you troubleshoot an issue. In fact, every seasoned administrator will immediately tell you that the first thing to be done, when a...
Back in the mid 90s and early 00s, Linux, being a fledgling operating system, suffered from a severe lack of useful applications. This issue was especially critical in the world of business ─ where Windows desktop applications could make or break productivity. To overcome this weakness, a...
Once upon a time we had legacy GRUB, the Grand Unified Linux Bootloader version 0.97. Legacy GRUB had many virtues, but it became old and its developers did yearn for more functionality, and thus did GRUB 2 come into the world.
GRUB 2 is a major rewrite with several significant differences. It...
For many users of Linux, getting used to file permissions and ownership can be a bit of a challenge. It is commonly assumed, to get into this level of usage, the command line is a must. Although there is always far more power and flexibility to be had, running seemingly complicated command...
Let’s start by looking at searches and doing search and replace operations within Vim. You can do a search in normal mode by using /searchstring . This will search forward through the file for searchstring . Likewise, running ?searchstring will search backwards through the...
It goes without saying that every good Linux desktop environment offers the ability to search your file system for files and folders. If your default desktop doesn’t — because this is Linux — you can always install an app to make searching your directory hierarchy a breeze.
But what about...
Learn how to move files with Linux commands in this tutorial from our archives.
There are certain tasks that are done so often, users take for granted just how simple they are. But then, you migrate to a new platform and those same simple tasks begin to require a small portion of your...
Picture this: You’ve launched an application (be it from your favorite desktop menu or from the command line) and you start using that launched app, only to have it lock up on you, stop performing, or unexpectedly die. You try to run the app again, but it turns out the original never truly shut...
recently switched from a Windows server to a Linux server operating system and need Linux check disk space command. I am using Ubuntu LTS 16.04 and CentOS 7.x server. How do I find out disk space utilization information using command line option?
Linux offer the following commands to check...
With the Linux screen command, you can push running terminal applications to the background and pull them forward when you want to see them. It also supports split-screen displays and works over SSH connections, even after you disconnect and reconnect!
What Is the screen...
