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Programming Leftovers

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Development
  • Your First Programming Language

    There has to be a first for everything. You may want to learn computer programming for personal reasons. Or, like many colleagues I've worked with, you might have gotten hired by a tech firm and realized that learning to program could help you better understand the customers and your environment.

    In any case, programming is one of the great disciplines. It can improve the rigor of your thinking and help you appreciate the good and bad points of the software that is increasingly entwined with our everyday lives.

    This article briefly lays out some possible first languages to learn, as well some other choices that I would recommend as a second language.

  • game code challenge

    hi, as already indicated in that reddit post, a new bot contest was planned for next fall: it has now a planned starting date.

    it would be nice to see more than ten perl lovers to join the fun, which will also permit to be seen in the loop back stats, unlike the previous contest.

  • Awk Command in Linux

    AWK is one of the most powerful command in Linux. You can manage data and generate reports using the awk command. It also allows us to use logical operation, variables, print functions and many more. AWK stands for "Aho, Weinberger and Kernighan" and is mostly used for pattern scanning and processing. It searches one or more files to see if they contain lines that matches the specified pattern and then perform associated actions. It reads from a file or from its standard input and outputs to its standard output. For each line, it matches with given pattern in the given order, if matches perform the corresponding action.

  • Cloud-native Java applications made easy: Eclipse JKube 1.0.0 now available

    After nine months of incubation with the Eclipse Foundation, Eclipse JKube 1.0.0 is finally here. This release marks the final deprecation of the great Fabric8 Maven Plugin (FMP) project. JKube is a complete replacement of FMP and includes all of the major features. Projects relying on FMP to create Apache Maven Java containers should migrate to Eclipse JKube to take full advantage of the new features, bug fixes, and upstream project maintenance described in this article.

    JKube is a collection of plugins plus a standalone Java library that fit into your Maven project. If you have a Java project that needs to get deployed into Kubernetes or Red Hat OpenShift, this is the right tool for you. JKube takes care of everything related to the cluster deployment while you, as a developer, get to concentrate on implementing your application without worrying about where it needs to be deployed.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.