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In Linux, if you need to kill a process (for whatever reason) through the command line, you can you use the kill command, which requires you to pass as input the ID of the process you're trying to terminate. But did you know there also exists a way to kill processes without specifying their PIDs?

Many organizations, from Red Hat to internet-scale giants like Google and Facebook, have established open source programs (OSPO). The TODO Group, a network of open source program managers, recently performed the first annual survey of corporate open source programs, and it revealed some interesting findings on the actual benefits of open source programs. read more

“even if you don't consider yourself to be ‘a writer,’ you should consider writing about your open source contributions, project, or community.” Writing can be a great way to share knowledge and engage others in your work, but it has personal benefits as well. It can help you meet new people, learn new skills, and improve your communication style.

These days, some of our most important possessions—from pictures and videos of family and friends to financial and medical documents—are data. And even as cloud storage services are booming, so there are concerns about privacy and lack of control over our personal data. From the PRISM surveillance program to Google letting app developers scan your personal emails, the news is full of reports that should give us all pause regarding the security of our personal information. read more

One of the key metrics or performance indicator of a microservices software architecture and environment is lead time (the amount of time it takes to get from idea to production). Many things have an impact on lead time, such as decision-making time, how quickly the code can be implemented, testing, continuous integration, etc. [This is part one of my ten-part Introduction to Istio series, originally published on Red Hat Developers.] read more

At Node+JS Interactive, attendees collaborate face to face, network, and learn how to improve their skills with JS in serverless, IoT, and more. Stephanie Evans, Content Manager for Back-end Web Development at LinkedIn Learning, will be speaking at the upcoming conference about building a secure ecosystem for Node.js. Here she answers a few questions about teaching and learning basic security practices.

News briefs for September 20, 2018.

Ibase’s high-end “SI-626” signage player runs Windows or Linux on 7th or 6th Gen Intel Core CPUs with Radeon E8860 graphics, and offers 6x HDMI 1.4b ports, EDID remote management, and a 30mm profile. Ibase’s new SI-626 digital signage and video wall player combines high-end functionality with a slim 30mm height .........

The Python programming language is known for its large community and diverse extension menu, but much is packed into the language itself. This cheat sheet rounds up a few built-in pieces to get new Python programmers started. Download the Python 3.7 beginner's cheat sheet read more

Recently while refreshing my memory on the use of Bash's coproc feature, I came across a reference to a pitfall that described what I thought was some quite unexpected behavior. This post describes my quick investigation of the pitfall and suggests a workaround (although I don't really recommend using it).

Encryption is the best way to protect your important documents personal info and other credentials. In this tutorial, we will learn how to encrypt your USB drive with LUKS on Ubuntu 18.04 LTS.

Django developers, we're devoting this month's Python column to packages that will help you. These are our favorite Django libraries for saving time, cutting down on boilerplate code, and generally simplifying our lives.

News briefs for September 19, 2018.

Aaeon’s rugged “Boxer-6405” mini-PC features an Apollo Lake SoC plus 2x GbE, 4x USB 3.0, 3x or 4x serial, and an HDMI port. Options including SATA, wireless, and an UP AI Core card with Movidius technology. Aaeon announced a Boxer-6405 mini-PC that will be unveiled at the 20th China International Industry Fair, held Sep. 19-23.

In this tutorial, I will show you how to create a docker image for an existing Nodejs Express application project in Ubuntu 18.04. We will learn about dockerizing a Nodejs application, and then deploy the application as a container to the docker environment using a docker-compose script.

The Linux kernel config system, Kconfig, uses a macro language very similar to the make build tool's macro language. There are a few differences, however. And of course, make is designed as a general-purpose build tool while Kconfig is Linux-kernel-specific. But, why would the kernel developers create a whole new macro language so closely resembling that of an existing general-purpose tool?

Command line navigation in Linux is primarily done using the cd command. However, there are several tips and tricks that may enhance your Linux command line navigation experience. In this article, we will discuss two commands - pushd and popd - using some easy to understand examples.

In the first two parts of this series, we discussed the hardware and software fundamentals for building network-attached storage (NAS) on a Raspberry Pi. We also put a proper backup strategy in place to secure the data on the NAS. read more

Earlier this year, Tidelift conducted a survey of over 1,200 professional software developers and open source maintainers. We found that 83% of professional software development teams would be willing to pay for better maintenance, security, and licensing assurances around the open source projects they use. read more

There’s been an ongoing kerfuffle over whether we need to expand DevOps to explicitly bring in security. After all, the thinking goes, DevOps has always been something of a shorthand for a broad set of new practices, using new tools (often open source) and built on more collaborative cultures.