Recover from an unsuccessful git rebase with the git reflog command
Recover from an unsuccessful git rebase with the git reflog command agantony Mon, 01/16/2023 – 03:00 The git rebase command allows you to adjust the history of your Git repository. It’s a useful feature, but of course, mistakes can be made. As is usually the case with Git, you can repair your error and restore your repository to a former state. To recover from an unsuccessful rebase, use the git reflog command. Git reflog...
How to use the open source MQTT plug-in in JMeter
How to use the open source MQTT plug-in in JMeter chongyuanyin Mon, 01/16/2023 – 03:00 In a previous article, I described how JMeter has built-in support for HTTP, HTTPS, TCP, and other common protocols and has a plug-in extension mechanism. Through plug-ins, you can support much more than just what’s built-in, including MQTT. MQTT is a mainstream protocol in the IoT world. Although it is not a protocol type that comes...
A 4-minute guide to Java loops
A 4-minute guide to Java loops sethkenlon Sat, 01/14/2023 – 03:00 A while loop performs a set of tasks for as long as some predefined condition is true. This is considered a control structure that directs the flow of a program. It’s a way for you to tell your code what to do by defining a condition that it can test, and take action based on what it finds. The two kinds of while loops in Java are while and do while. Java...
HPC containers at scale using Podman
HPC containers at scale using Podman lastephey Fri, 01/13/2023 – 03:00 This article describes recent work done at NERSC in collaboration with Red Hat to modify Podman (the pod manager tool) to run at a large scale, a key requirement for high-performance computing (HPC). Podman is an open source tool for developing, managing, and running containers on Linux systems. For more details about this work, please see our paper which...
Fork our open source onboarding program
Fork our open source onboarding program stackedsax Thu, 01/12/2023 – 03:00 Getting started as a contributor to an open source project shouldn’t feel like getting bad customer service: “Please hold while we connect you with the first available representative,” followed by mind-numbing elevator music on an infinite loop. Nor should new contributors feel they have to scale Mt. Annapurna and go before a wizened...
Open source software is transforming healthcare
Open source software is transforming healthcare James Ahern Thu, 01/12/2023 – 03:00 In the summer of 2022, the UK government and NHS England published its Open Source Policy, stating that open source technology is: Particularly suitable for use within the healthcare industry where, through active collaboration between IT suppliers and user/clinicians communities, solutions can be honed to maximise benefits to delivery of health...
