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Category: tech

TLS1.3 on older linux distro

TLS1.3 is not commonly supported on older distro due to slow adaptation of new version of openssl. To get around that, we can compile libressl from source. Here is how I did it on AmazonLinux2.

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Plan your migration to AWS with AWS Migration Hub

AWS Migration Hub provides a set of tools for planning your migration to cloud. An agent needs to be installed either inside the OS or on the hypervisor. Captured usage will be used to make recommendation on migration approach and even sizing. In this example, I will put agents to 2 Linux VMs and then…

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HPE SmartArray won’t boot

Perhaps you’ve forgotten to set the bootable logical drive.. and here is how

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My first attempt to serverless API hosting

Here, I’ll demonstrate how to host an HTTP api call on AWS using Lambda and Api Gateway.

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mikrotik

My adventure on MikroTik

Recently, I came across the MikroTik routers and so happen I need to troubleshoot a site-to-site VPN issue.

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Automate docker image build and push

Build and publish docker image with a CI/CD

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Load Averages on Linux/UNIX systems

Load Averages on Linux/UNIX systems

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RDP v10.0

Quick comparison of several RDP profiles.

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Upgrade to php-7.3

That caused my WordPress plugin Crayon Syntax Highlighter to fail. Some googling suggests php-7.3 switched to pcre2, which is more restrictive in terms of escaping special characters.

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Memory upgrade…

My experience on DOCP.

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