Tag: Linux
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How to supercharge string search through a directory hierarchy on a Linux/Unix
Posted on December 1, 2020, Level intermediate Resource Length short
Usually, I use the grep command/egrep command for code searching on my box. Recently, I come across another cool tool called ag. It is an attempt to make something better than ack, which itself is better than grep command. Let us see how to install and use the ag tool on Unix-like operating systems. By Vivek Gite.
Tags linux devops software cloud performance
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A sysadmin's guide to containerizing applications
Posted on November 15, 2020, Level beginner Resource Length medium
Curious how to containerize your Linux applications? Learn by example, and understand the challenges of various application types and how to overcome them. By Scott McCarty (Red Hat, Sudoer).
Tags software linux devops how-to cio
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How K3s, Portworx, and Calico can serve as a foundation of cloud native edge infrastructure
Posted on September 2, 2020, Level intermediate Resource Length medium
Kubernetes is finding its way from the cloud to the edge via the data center. During the early days, Kubernetes was considered for hyperscale workloads running in the public cloud. It eventually became the consistent and unified infrastructure layer to run workloads in hybrid cloud and multicloud environments. By Janakiram MSV.
Tags linux devops kubernetes web-development containers iot
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Graphtage: A new semantic diffing tool
Posted on September 1, 2020, Level beginner Resource Length short
Graphtage is a command line utility and underlying library for semantically comparing and merging tree-like structures such as JSON, JSON5, XML, HTML, YAML, and TOML files. By Evan Sultanik.
Tags linux software programming web-development open-source
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Developing on Windows with WSL2
Posted on August 18, 2020, Level beginner Resource Length medium
Since a new build of Windows with WSL2 (Windows Subsystem for Linux) just got out, author took the chances and tried out a whole new developer experience: Doing web development in Windows! And by web development author means fullstack. By Sebastian Deutsch.
Tags how-to linux software programming
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IBM completes successful field trials on Fully Homomorphic Encryption
Posted on August 8, 2020, Level beginner Resource Length medium
Fully Homomorphic Encryptio (FHE) allows computation of still-encrypted data, without sharing the secrets. We're already accustomed to data being encrypted while at rest or in flight—FHE offers the possibility of doing computations on it as well, without ever actually decrypting it. By Jim Salter.
Tags ibm performance infosec software-architecture linux
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Introduction to crun, a fast and low-memory footprint container runtime
Posted on August 4, 2020, Level intermediate Resource Length short
Check out crun, an OCI-compliant alternative to runc for Linux container runtime. By Dan Walsh (Red Hat), Valentin Rothberg (Red Hat), Giuseppe Scrivano (Red Hat).
Tags containers open-source software-architecture devops linux
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Top 5 SD-WAN takeaways for 2019
Posted on December 5, 2019, Level beginner Resource Length medium
An article by Tobias Mann about key things related to SD-WAN in 2019. SD-WAN reached an inflection point in 2019.
Tags cloud infosec devops software linux
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Using SSH port forwarding on Fedora
Posted on October 26, 2019, Level intermediate Resource Length short
Posted by Paul W. Frields. The protocol behind ssh allows terminal input and output to flow through a secure channel. You can also use ssh to send and receive other data securely.
Tags linux software infosec
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Learn Linux, 101: Fundamentals of internet protocols
Posted on September 6, 2019, Level beginner Resource Length long
Ian Shields wrote this piece on TCP/IP network fundamentals for Linux system. This tutorial helps you prepare for Objective 109.1 in Topic 109 of the Linux System Administrator (LPIC-1) exam 101.
Tags linux programming devops cloud miscellaneous
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Common systems programming optimizations & tricks
Posted on August 26, 2019, Level advanced Resource Length long
An article from the pen of Paul Cavallaro about system programming. It is an overview of some common optimization techniques and neat tricks for doing "systems programming" -– whatever that means today.
Tags programming software linux devops
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How to encrypt files with gocryptfs on Linux
Posted on August 16, 2019, Level intermediate Resource Length short
Gocryptfs encrypts at the file level, so synchronization operations can work efficiently on each file. An article by Brian "bex" Exelbierd (Red Hat).
Tags linux devops miscellaneous programming software app-development