Tag Archives: linux

command line fun – transferring data with sftp

Posted on April 11, 2016 by DocDock

I must admit that I misunderstood the task when I first saw it.  The vendor had changed how they provide the data.  We will no longer be able to retrieve the data using ftp – the data should be picked … Continue reading →

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command line fun – juliane day number to gregorian

Posted on March 26, 2016 by DocDock

In a previous blog, I implemented a routine to convert a Gregorian date into a Juliane day number to allow simple math and comparisons on dates. This was pretty cool but it is less useful if you cannot convert back … Continue reading →

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command line fun – julian day number

Posted on March 21, 2016 by DocDock

I keep getting into a situation where I need to do some simple date calculations.  This is not a problem using a language like Java or when using a language that lets you add additional modules like Perl.  Unfortunately, some … Continue reading →

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command line – stupid date tricks

Posted on March 12, 2016 by DocDock

Just because you can do something doesn’t mean that you should do it.  I try and keep to that simple rule but from time to time it is fun to see what crazy things you can do in a simple … Continue reading →

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command line junkie – speed test

Posted on March 7, 2016 by DocDock

Graphical operating systems really does make it easier to multi-task, especially for people who are not comfortable on the command line.  It is really easy to switch between your spreadsheet, web browsers and photo viewer programs in this type of … Continue reading →

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command line fun – math

Posted on March 1, 2016 by DocDock

What is nice about shell scripting on Linux is that the language is just as complete as most of the compiled languages.  What elements makes up a pretty good computer language. variables assignments conditionals statements flow control expressions functions These … Continue reading →

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command line fun – flow control

Posted on February 11, 2016 by DocDock

Shell scripting is like any other programming language as far as control statements go.  To be honest, all your favorite control statements can be whipped up using either if/then statement or a loop. The good news is that we don’t … Continue reading →

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command line fun – logs and logging

Posted on January 28, 2016 by DocDock

Before writing this blog entry, I never considered the actual similarities between the Linux shell and the dos shell. I shouldn’t have been too surprised as the similarities have less to do with the operating systems than with the general … Continue reading →

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booting Linux from a USB stick

Posted on January 20, 2016 by DocDock

Most of the Linux distributions are downloadable as a ISO image which can be burned to a CD or DVD.  This is pretty convenient, download the distribution and create your own disks. In the beginning floppy disks were used by … Continue reading →

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command line fun – the basics

Posted on November 6, 2015 by DocDock

I was meeting with a younger friend to fix his virus laden laptop, it turned out to be quite a mess so we decided it would be more efficient to restore it from the recovery partition. I was a bit … Continue reading →

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