Awesome List Updates on May 20, 2021

7 awesome lists updated today.

1. Public Apis

fheroes2 (⭐3k) - Free implementation of Heroes of Might and Magic II game engine.

Password Storage Cheat Sheet - The only way to slow down offline attacks is by carefully choosing hash algorithms that are as resource intensive as possible.

Subscription-based pricing is dead: Smart SaaS companies are shifting to usage-based models - Usage-based pricing is more optimal and more fair: it “allows a customer to start at a low cost, minimizing friction to getting started while still preserving the ability to monetize a customer over time”.

Jeremy Howard - From Predictive Modelling to Optimization - “In insurance, the price is the product. (…) How do I change price to make shitload of money?” Or how to deliver results (optimal price for a customer) instead of delivering data (calculating a customer's risk, which had been the standard approach used by actuaries previously).

Van Westendorp's Price Sensitivity Meter - PSM is a market technique for determining consumer price preferences. Allows for drawing a revenue curve to estimate the price point delivering the maximum revenue.

Finding the max revenue price mark for digital products - “To find the optimal price that provides maximum revenue for your product you will need to field-test several price points; you then reconstruct the revenue curve and find the peak.”

Personalised pricing and EU law - Some cases of price personalisation are prohibited in EU due to consumer protection and data protection rules.

Idempotency in the context of payments - “Idempotency prevents race conditions. Idempotency dictates that multiple identical requests from the same client do not result in a different final state.”

Ten Rules for Negotiating a Job Offer - “First part will be about conceptualizing the negotiating process, about how to begin the process and set yourself up for maximal success. The second part will be advice on the actual back-and-forth portion of negotiating and how to ask for what you want.”

Why software projects take longer than you think: a statistical model - “Confirms the hunch that developers estimate the median well, but the mean ends up being much higher.”

NativeLib (⭐94) - Plugin management system designed to easily operate with native libraries for iOS/Android. It also takes care about plugin dependencies and provides hassle-free native libs updating. Attribution and analytics: Adjust, Amplitude, AppsFlyer, Flurry, GameAnalytics, Tenjin. Ads networks and mediation: AdColony, AppLovin, TapDaq. GDPR and privacy: App Tracking Transparency, Ogury. Social: Facebook. Universal backend solution: Firebase.