Tags: Tools

xen-gaelle-marcel-unsplash.jpg

Unikraft
In the past year, the Unikraft team has made great progress in simplifying the process of building unikernels through a unified and customizable code base.

Xen Project Celebrates Unikraft Unikernel Project’s One Year Anniversary

It has been one year since the Xen Project introduced Unikraft as an incubator project. In that time, the team has made great strides in simplifying the process of building unikernels through a unified and customizable code base. Unikraft is an incubation project under the Xen Project, hosted by...
Read 0 Comments

A Hitchhiker's Guide to the Blockchain Universe

Despite the significant potential of blockchain, it is also difficult to find a consistent description of what it really is. A Google search for "blockchain technical papers" returns nothing but white papers for the first three screens; not a single paper is peer-reviewed.10 One of the best...
Read 0 Comments

Docker and Kubernetes in High Security Environments

This is brief summary of parts of my master’s thesis and the conclusions to draw from it. This medium-story focuses on containerized application isolation. The thesis also covers segmentation of cluster networks in Kubernetes which is not discussed in this story. Container orchestration and ...
Read 0 Comments

Container Storage Interface (CSI) for Kubernetes GA

The Kubernetes implementation of the Container Storage Interface (CSI) has been promoted to GA in the Kubernetes v1.13 release. Support for CSI was introduced as alpha in Kubernetes v1.9 release, and promoted to beta in the Kubernetes v1.10 release. The GA milestone indicates that Kubernetes users...
Read 0 Comments

Using more to View Text Files at the Linux Command Line

There are a number of utilities that enable you to view text files when you're at the command line. One of them is more. more is similar to another tool I wrote about called less. The main difference is that more only allows you to move forward in a file. While that may seem limiting, it has some...
Read 0 Comments

bash-angles.png

angles
We continue our tour of the many uses of angle brackets in this tutorial.

More About Angle Brackets in Bash

In the previous article, we introduced the subject of angle brackets (< >) and demonstrated some of their uses. Here, we'll look at the topic from a few more angles. Let's dive right in. You can use < to trick a tool into believing the output of a command is data from a file. Let's say you...
Read 0 Comments

How To Delete a Local and Remote Git Branch

Branches are part of the everyday development process and one of the most powerful features in Git. Once a branch is merged, it serves no purpose except for historical research. It is common and recommended practice to delete the branch after a successful merge. This guide covers how to delete...
Read 0 Comments

4 Ways To Calculate A Running Total With SQL

Calculating a running total/rolling sum in SQL is a useful skill to have.  It can often come in handy for reporting and even when developing applications. Sometimes your users might want to see a running total of the points they have gained or perhaps the money they have earned. Like many problems...
Read 0 Comments

Bash's Built-in printf Function

Even if you're already familiar with the printf command, if you got your information via "man printf" you may be missing a couple of useful features that are provided by bash's built-in version of the standard printf(1) command. If you didn't know bash had its own version of printf, then you didn't...
Read 0 Comments

Custom Linux Installations

Customize your Linux installation and gain working knowledge of your system at the same time. Most Linux users are content with a standard installation of their distribution of choice. However, many prefer a custom installation. They may simply prefer to do things their way without dozens of...
Read 0 Comments

Pages

Click Here!