The Linux pwd command (and Linux command line prompts)

Linux current directory FAQ: How do I show what directory I'm currently in on a Unix or Linux system? Just use the Unix/Linux pwd command, like this: pwd If you're in a directory named /home/al, the output looks like this: $ pwd /home/al If you're in a directory...

Continue reading

Linux cd command examples

Linux FAQ: Can you share some cd command examples? The Linux cd command stands for "change directory". It is the primary command for moving between directories on a Unix/Linux filesystem. Examples of the cd command This first command moves you to the /usr directory. The /usr directory becomes...

Continue reading

The Linux copy command (cp)

Linux file copy FAQ: How do I copy Linux files and directories? (Or, Can you share some cp command examples?) You use the cp command to copy files and directories on Linux systems. Let's look at some copy examples to see how this works. Using Linux cp to...

Continue reading

The Linux more command

The Linux more command lets you view text files or other output in a scrollable manner. It displays the text one screenful at a time, and lets you scroll backwards and forwards through the text, and even lets you search the text. Looking at a Linux file with...

Continue reading

Examples of the Unix mkdir command

• 
• 

PrevNext

Linux directory FAQ: How do I create (make) a directory on Linux or Unix? The Unix/Linux mkdir command is used to create new Unix/Linux directories (sub-directories). Let's take a look at some mkdir command examples. How to create one directory This first example creates a new directory named...

Continue reading

tar command in Linux with examples

The Linux ‘tar’ stands for tape archive, is used to create Archive and extract the Archive files. tar command in Linux is one of the important command which provides archiving functionality in Linux. We can use Linux tar command to create compressed or uncompressed Archive files and also...

Continue reading

Running Linux and IBM Spectrum Scale on IBM supercomputers

Overview Almost all of the world’s top 500 supercomputers today run Linux®. Mostly they have batch job submission systems, which partition the supercomputer as required for the applications, and run the applications in sequence in their allocated partitions in an attempt to keep the expensive supercomputer at maximum...

Continue reading

Linux gzip: How to work with compressed files

If you work much with Unix and Linux systems you'll eventually run into the terrific file compression utilities, gzip and gunzip. As their names imply, the first command creates compressed files (by gzip'ing them), and the second command unzip's those files. In this post I take a quick...

Continue reading

Good (Free) Training is Not Hard to Come By

• 
• 

PrevNext

So now that we are indoors most of the time in keeping with social distancing guidelines, many of us are searching for ways to make this time productive. For whatever reasons you might find yourself in-between jobs or are already working for someone and want a change of...

Continue reading

The Unix/Linux lpstat command

• 
• 

PrevNext

The Linux lpstat command lets you look at the progress of your print request(s). The name "lpstat" stands for "line printer statistics". lpstat command examples The "lpstat" command, used with no options, may return no output if there are no print jobs queued. lpstat It's generally better off...

Continue reading

The Linux lp printing command

The lp command is used to print files on Unix and Linux systems. The name "lp" stands for "line printer". As with most Unix commands there are a fairly large number of options available to enable flexible printing capabilities. Let's look at some lp printing commands examples. Linux...

Continue reading

The Unix and Linux ps command

• 
• 

PrevNext

Unix/Linux processes FAQ: Can you share some examples of the Linux ps command? (Or, how do I use theps command?) The basic Linux ps command If you run the ps command by itself, it only shows very basic information about the processes you are currently running. For example,...

Continue reading

Unix/Linux ‘cut’ command examples

• 
• 

PrevNext

Linux cut command FAQ: Can you share some cut command examples? The Linux cut command is a really great command filter to know. You can use it to do all sorts of cool things when processing text files and text in command pipelines. Using the cut command with...

Continue reading