James Guo (@ZE3kr)

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James Guo

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Saint Louis
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TechnologyAppleiOS

Magic Keyboard for iPad Pro Experience

I just received the Magic Keyboard for iPad Pro (11-inch). Apple quietly released the 2020 iPad Pro with dual cameras at the beginning of this year, with little change in performance, mainly starting with 128GB and lowering the price. The most important updates are the iPadOS 13.4 for mouse and touchpad and the Magic Keyboard for iPad Pro that just went on..

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Development

Self-built PowerDNS Advanced: GeoDNS, dnsdist, Lua Records

This article will talk about setting up your own DNS authoritative server (serving your own domain name, this is not a public DNS cache server) using PowerDNS’s GeoIP Backend. By using PowerDNS, you can build a DNS server that supports partition resolution (fine to country, city, ASN, custom IP segment), EDNS-Client-Subnet, DNSSEC, IPv6 on your own server...

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DevelopmentWordPress

WordPress 5.0 Update is Available, New Editor, New Theme

The official version of WordPress 5.0 has been released on 2018-12-07. Users of self-built WordPress can upgrade in the web management page of the WordPress background. The two most obvious features of this update are: 1. The background management uses a new editor, and 2. The theme of 2019 has been added, which adapts to this new editor.

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TechnologySafetyBackup

Talk About Data Backup

No one wants to lose data, but it’s hard to avoid: accidental deletion of files, unexpected power outages, hard drive damage, hard drive loss, natural disasters… All of the above will lead to data loss, which is likely to be impossible to recover directly. I believe that many people have had such troubles. This article will briefly introduce the 321 princi..

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DevelopmentSafetyDNS

Introduction to DNSSEC, How Signatures Work

Continuing the previous Detailed Explanation of Domain Name Resolution System - Basics, DNSSEC is a set of solutions that make Domain Name Resolution System (DNS) more secure . In 1993, the IETF launched a public discussion on how to make the DNS more trustworthy, culminating in an extension to DNS, DNSSEC, which was officially released in 2005. However, i..

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