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Development & Deployment of Multiplayer Online Games, page 1:

Packet Loss for an App-Level Developer. Part II. Last Mile, Wi-Fi, and Summary

Quote: “Burstable packet loss. May be caused by a neighbor preparing his breakfast”
Another Quote: “if there is a NAT device on the way from your Client to your Server – a sudden IP change can occur with absolutely no notification to Client whatsoever.”
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Packet Loss for an App-Level Developer. Part I. Router Failures, BGP Convergence Time, AQM, Traffic Shapers.

Quote: “All the routers, switches (actually – pretty much each and every device which forms Internet infrastructure) – are allowed to drop each and every packet.”
Another Quote: “TCP, when it observes a dropped packet, interprets it as an indication of congestion – and slows down.”
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Indirect and Client-Centric Payment Processing. Logging and Reconciliation

Quote: “Fortunately, there is a neat crypto-trick which makes this schema usable for Server-oriented games in general – and multi-player games in particular”
Another Quote: “if you’re using TCP to communicate, you should log everything right before it goes into your send() call (and right after it comes out of your recv() call”
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Direct Payment Processing. Recovery from ‘Unknown’ Transaction Status. PCI DSS.

Quote: “With the Direct Processing, customer should trust us (the merchant) with their details”
Another Quote: “On the other hand, most of PCI DSS requirements make perfect sense regardless of formal compliance”
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Payment Processing. Credit Cards. Chargebacks and Collateral Damage

Quote: “Chargeback monster will come from under the bed and will eat all your hard-earned money!”
Another Quote: “it is trivial to develop a system with guaranteed zero chargeback rate – to achieve this, it is sufficient to decline each and every transaction at pre-filter stage”
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Update on Progress with “Development & Deployment of MOGs” book, and updated ToC too

I have to admit that I neglected to post updates about the progress with my “Development & Deployment of Multiplayer Online Games” book. Sure, new “1st beta” Chapters from upcoming Vol. 2 are posted every week, but any information about the progress of Vol. 1 was available only on Kickstarter and Indiegogo. I am happy […]