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Linux Basics – awk

Linux Basics – awk

It’s not a noise, it’s a command! The awk command is one of those strange commands, much like the extinct bird with the same name. You either love it or you hate it. Either way, it is an impressive command and what many do not realize is that it is also a complete, mini programming language designed […]

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Linux Basics – sed

Linux Basics – sed

sed? Surely you mean ‘said’? As Linux commands go, this one has a very confusing name. That is, until someone tells you, that, like many Linux commands, it is yet another abbreviation. This time, sed is short for stream editor. Stream editor? Let’s explain briefly. Many editors for text files operate in a sort of point-click-and-save fashion. They […]

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Linux Basics – grep with variations

Linux Basics – grep with variations

Grep and Friends In this Linux Basics article, we will have a look at the grep command and its variants, egrep (Extended grep), fgrep (Fixed grep), pgrep (Process grep) and rgrep (Recursive grep). We asked our Host Africa Linux guru a few questions and this is what he came up with. Q: What does it do? A: It finds all lines of text […]

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Linux Basics – head, tail, cat and more (or less)

Linux Basics – head, tail, cat and more (or less)

The following are all BASH commands that are in daily use for most admin tasks. Need to extract a list of email addresses from a log file or a list of domains from a zone file list? These tools can do all of this and more. Let us dig in and have a look at what […]

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Troubleshooting website issues

Troubleshooting website issues

Basic troubleshooting methodology At Host Africa, we believe that troubleshooting must be structured to be useful. I find the best method is the “Macro to Micro” approach. This means that you verify the correctness and functionality of the largest factors involved in the issue first as, without these, the problem will not resolve. This is a […]

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DNS Change – tips and tricks to avoid problems

DNS Change – tips and tricks to avoid problems

DNS change – what’s the issue?   Changing a DNS record for a domain may seem like a non-issue to some people, but the implications are often not realized. At Host Africa, we realize that these can have a large impact on your business. Effects of an unplanned or badly done DNS change can range from […]

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Moving WordPress – the best plugins to use

Moving WordPress – the best plugins to use

Moving WordPress  In our previous Host Africa WordPress article, we discussed the MANUAL procedure for moving your WordPress site. In this article, we will take a look at a few plugins which make the process much smoother, easier and less error-prone. There are plenty of plugins, both free and paid. We will focus more on […]

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Moving WordPress safely

Moving WordPress safely

Moving WordPress  At HostAfrica, besides our normal cool web hosting packages, we have some great WordPress hosting options. In this guide, we would like to help you make the move to HostAfrica a lot smoother. Moving WordPress can be a massive headache if not done correctly. If you are not keen on using a plugin to help […]

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Linux Basics – An Intro to Log Files

Linux Basics – An Intro to Log Files

Linux Log Files Linux log files are a wonderful source of information. They can be used for debugging and troubleshooting almost any running application. If you are bored of watching TV, try staring at your Linux log files for a while. It can get addictive. Linux logs are mostly stored in plain text. Most log […]

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Linux Basics – man and mkdir

Linux Basics – man and mkdir

The Linux ‘man’ command The Linux man command is one of the lesser known helpers for those new to Linux. Typing in ‘man find’ give you a whole manual page on the ‘find’ command and this is what ‘man’ is short for – Manual. Let us see part of the ‘man find’ command and its output: […]

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