what is the use of microk8s

What is Kubernetes Kubernetes clusters host containerised applications in a reliable and scalable way. Having DevOps in mind, Kubernetes makes maintenance tasks such as upgrades dead simple. What is MicroK8s MicroK8s is a CNCF certified upstream Kubernetes deployment that runs entirely on your workstation or edge device. Being a snap it runs all Kubernetes services natively (i.e. no virtual machines) while […]

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What is DevOps?

DevOps is a set of practices that automates the processes between software development and IT teams, in order that they can build, test, and release software faster and more reliably. The concept of DevOps is founded on building a culture of collaboration between teams that historically functioned in relative siloes. The promised benefits include increased trust, […]

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What are the disadvantages of AngularJS?

Advantages of AngularJS: Open source JavaScript framework, developed by Google MVC architecture Write less do more Modify DOM directly Two way data binding Quiet a number of ways to do same thins Disadvantages of AngularJS: Limitation in watchers (not more than 2000) Not built for mobile devices Multiple ways to do the same thing, it […]

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Syncs directories and S3 prefixes. Recursively copies new and updated files from the source directory to the destination. Only creates folders in the destination if they contain one or more files.

Examples The following sync command syncs objects under a specified prefix and bucket to files in a local directory by uploading the local files to s3. A local file will require uploading if the size of the local file is different than the size of the s3 object, the last modified time of the local file is […]

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Installing AWS CLI version 2 on Windows

Preview Evaluation Software AWS CLI version 2 is provided as a preview for testing and evaluation. At this time we recommend that you do not use this in a production environment. For production environments, we recommend that you instead use the generally available version 1.x. Prerequisites for Windows The AWS CLI version 2 is supported […]

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when user login through terminal, automatically an email send to owner

Put the following in /etc/profile: How the script works /etc/profile is executed at every login (for bash shell users). The if statement will only return true if the user has logged in via ssh, which in turn will cause the indented code block to be run. Next, we then build the text of the message: $(date) will be […]

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SUMMARY OF LESS COMMANDS

Less command is linux utility which can be used to read contents of text file one page(one screen) per time. It has faster access because if file is large, it don’t access complete file, but access it page by page. For example, if it’s a large file and you are reading it using any text […]

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Unix Less Command: Tips for Effective Navigation

The navigation keys in less command are similar to Vim editor. In this article, let us look at few less command navigation and other operations which will make you a better command line warrior. 1. Less Command – Search Navigation Once you’ve opened a log file (or any file) using less file-name, use the following keys […]

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Reduce system reboots and improve kernel security.

Canonical Livepatch Service Apply critical kernel patches without rebooting. Fixes are applied automatically, without restarting your system Reduces downtime, keeping your Ubuntu LTS systems secureand compliant Included as part of all Ubuntu Advantage for Infrastructuresupport packages Livepatch is like a dream come true, both from a technical and a business standpoint. Our Ubuntu systems now […]

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scrollbar css tricks

The scrollbar set of CSS properties is a proprietary style hook from Internet Explorer 5.5, which let designers create custom themes for the browser’s native scrollbars. Currently, it is exposed behind the -webkit vendor prefix for use in browsers using the Webkit (and Blink) rendering engine. This almanac entry is an overview, for a more complete breakdown of working […]

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