Jenkins is a free and open source continuous integration server. It can be used to automate various tasks related to software development such as building testing and deploying. In this tutorial, we will install Jenkins Automation Server on CentOS 7 server. We will also setup Nginx as a reverse proxy for Jenkins.

In a world bursting with new tools and diverse development environments, it's practically a necessity for any developer or engineer to learn some basic sysadmin commands. Specific commands and packages can help developers organize, troubleshoot, and optimize their applications and—when things go wrong—provide valuable triage information to operators and sysadmins. read more

This feature pays homage to individuals which, in our opinion, have made the most important contribution to the world of open source.

Continuous delivery is the process of releasing new software frequently through the use of automated testing and continuous integration...

This article shows how to use the AWS Command Line Interface (AWS CLI) to configure a single SSH key pair on multiple AWS Regions. By doing this you can access EC2 instances from different regions using the same SSH key... Continue Reading →

Quantum random number generator in a 5 mm chip Quantum random number generators aren't new, but one small enough to provide practical security for Internet of Things applications is interesting.…

Linux is hot right now. Everybody is looking for Linux talent. Recruiters are knocking down the doors of anybody with Linux experience, and there are tens of thousands of jobs waiting to be filled. But what if you want to take advantage of this trend and you’re new to Linux? How do you get started?

The point of a network monitoring solution is, of course, to tell you when something malfunctions on your network, but the effectiveness of a solution is directly related to how noticeable and timely its alerts are. read more

Mango teQ’s “Reyedr HUD” device attaches to existing motorcycle helmets, offering holographic displays for speed, navigation, and distance. Motorcycle riders can be awfully particular about their helmets, which can also be quite expensive. That could be one reason Skully went out of business after launching its $1,499 Skully AR-1 helmet, which offered an Android-based augmented […]

VIM is the most popular and powerful programmers editors in the Unix world, which allows simple encryption.

?When it comes to office work, you want to be as productive and efficient as possible. Today, let’s look at 10 must have Linux apps for your office which will get your working like a Boss. Read along.

The next version of Android, still just named "O" for now, is almost here. The Android O release candidate has just been released. And, unlike earlier Android releases, more users than ever should be able to use the new Android, thanks to Google's Project Treble.

After Adobe's big announcement this morning that they plan to end support for Flash in late 2020, Google Chrome's Anthony Laforge published a blog article asking Flash developers to start transitioning to HTML.

The Wine Staging team announced a few moments ago the release and immediate availability for download of Wine Staging release 2.13, a new update to the more advanced compatibility layer for running Windows programs on Linux.

There are lots tutorials on how to make the Xpenology USB boot loader from a Windows PC. The process is simple but still needs you to get on Windows and download/install few programs to have the job done. We all know that Xpenology is based on Linux system, so why not just make the boot loader on Linux?

South Korean tech giant Samsung Electronics on Monday announced that it adds unlocked versions of its Samsung Galaxy J3 and Samsung Galaxy J7 smartphones to the company's "Unlocked by Samsung" portfolio.

How constant learning can help ward off talent problems

Intel is discontinuing its Curie wearables module and its Curie-enabled Arduino 101 SBC. Last month, Intel shut down the Joule, Edison, and Galileo. A month after Intel discontinued its Linux-ready, Atom-based Intel Joule and Intel Edison COMs, as well as its Quark-based Galileo Gen 2 SBC and its Recon Jet sports eyewear, the chipmaker announced […]

The second day of Akademy BoFs, group sessions and hacking has just finished. There is a wrapup session at the end so that what happened in the different rooms can be shared with everyone including those not present. Your browser does not support the video tag, download Monday wrapup video. Dot Categories: Community and Events

Landing in the public Mesa-git mailing list within the last few minutes, more games have been added to the whitelist to make use of threaded OpenGL for better performance.

Left-handed people face many challenges in a right-hand dominated world. For the 10% of us who live under their oppression, it can be maddening. In the early 20th century, my left-handed grandfather was forced to write with his right hand in school, making his handwriting completely illegible. What would great lefties like George H.W. Bush, Bart Simpson, Lt. Cmdr. Data, Barack Obama, or Bill Gates think? At least we have advanced a little... but not enough! read more

If you've been using a window manager(tiling or otherwise), or you're thinking about it, you've probably looked into different options for menu bars. Most window managers either don't come with one, or they're packaged with something that's not all that useful. Polybar is an excellent answer.

In this tutorial, we will discuss basics of echo as well as the command line options it provides. Suppose you want to append a hard-coded line of text to a file through the command in Linux, what would you do? An obvious approach would be to open the file in an editor, and then enter the line manually. But think of a case where-in this task needs to be automated. What's your option in that case?

Script is a Unix command line utility that records everything you do on your terminal.

Incidents happen. Vulnerabilities happen. The quality of your response can make the difference between a bad day and a disaster. What happens after the response can make the difference between endless firefighting and becoming stronger with every battle. A quality postmortem analysis is free ammunition.

Mahara is an open source e-portfolio system. It can also be used as a social networking platform. Mahara is written in PHP and uses either PostgreSQL or MySQL database server to store its data. You can use Mahara to create your personalized multimedia portfolio and to collaborate with others. In this tutorial, we will install Mahara on CentOS 7 server.

Of the many technologies that have emerged over the past decade, cloud computing is notable for its rapid advance from a niche technology to global domination. On its own, cloud computing has created a lot of confusion, arguments, and debates, and "hybrid" cloud, which blends several types of cloud computing, has created even more uncertainty. Read on for answers to some of the most common questions about hybrid cloud. read more

The next long-term support version of Ubuntu desktop Linux will include default programs chosen by users.

Cloud dev biz tries rainmaking, stirs up storm of complaints Kite, a San Francisco-based development tools startup, has managed to alienate developers by quietly altering open-source projects for its benefit.…

There are a number of great options for seeing your favorite song lyrics on your Linux desktop. These music players and standalone utilities can help.