Writing is hard, but you should try it anyway. It is! Allow me a second to lament that my last entry on this blog was written on January 26th last year. Well, what can you do? Why is writing generally a good idea, even if it's just a blog post with a limited audience? I wondered that
DNS Featured DNS - Resource records, DNS tools, DNSSec (Part 2) In the last article [https://bojana.dev/dns-structure-organization-and-how-it-works-part-1/], I said that the DNS zone is defined for each domain and that it’s a file that consists of Resource Records. When the DNS resolver forwards the domain name to the DNS server, it gets the resource records that match that
password manager How to self-host Bitwarden password manager Using a password manager is a good security practice, of which I will not be talking much nor convince you to use one. Since you are reading this article, chances are you are already using one or want to try it out. However, with the recent LastPass hack [https://techcrunch.
DNS - structure, organization and how it works (Part 1) DNS - Domain Name System, is maybe the easiest protocol to grasp. At least, to grasp what its fundamental purpose is, and that is to translate or map human readable - symbolic names (such as bojana.dev) to IP addresses (such as 157.90.124.251). It is also possible
Async programming (with C#) In the world of programming you noticed that term “async programming” is very frequent, and most often then not someone will ask you (or tell you) to do that particular task in “asynchronous way”. But what that even means? Before mentioning any concrete programming language (like C# or JavaScript), let’
Reverse proxy explained (with nginx) If you work as a developer or in any other IT related field, you've probably come across the term "reverse proxy". From my experience people are more often than not confused by the term. So what is a reverse proxy? Maybe it's better to
docker Docker networks During the installation, Docker creates three different networking options. You can list them with docker network ls: bojana@linux:~$ docker network ls NETWORK ID NAME DRIVER SCOPE 0c872e6d6453 bridge bridge local 10826dd62a8b host host local cab99af2344e none null local By default, bridge mode is selected, and containers reside on a
containers Docker - up and running * Installing Docker * Docker – open source container engine * Basic architecture * Basic Docker commands Installing Docker (Linux, Windows, Mac) I will not go into much details about how to install docker environment on your desired OS. There are a lot of quality articles out there that will help you with that. Official
cgroups Containerization In the last article, I talked about what virtualization [https://bojana.dev/virtualization/] is and how important the concept and technology is in the whole cloud computing paradigm. Now I want to talk about containerization – a different approach to isolation that does not use a hypervisor, but instead it relies
cloud Virtualization …or what enables the cloud? * Hypervisor * Full virtualization * Paravirt [http://paravirtualization]ualization [https://bojana.dev/wp-admin/post.php?post=44&action=edit#paravirtualization] * Hardware assisted virtualization * Type [https://bojana.dev/wp-admin/post.php?post=44&action=edit#type1vstype2]1 [http://type1vstype2] vs Type 2 The term “virtualization” is
azure How to deploy database to Azure using Azure DevOps Before starting of, I must say there is a lot of ways to do this, depending on the situation and particular context you are in, but here I will be talking about how to deploy database which you have ready in an sql project within solution in Visual Studio. So
Private Github with gogs and raspberry pi If you are by any means involved in any part of the software development process, chances are you have heard or used (or both) git, and for sure – github. Github is great, you can create free account in no time, and be ready for pushing changes down your repos. There
