python – PY_environment ‘time_step’ doesn’t match ‘time_step_spec’ – I can’t spot the difference

I’m trying to create a custom tf-agents environment for trading. When I try to validate it by calling utils.validate_py_environment(environment, episodes=1), I’m getting a ValueError ‘time_step’ doesn’t match ‘time_step_spec’ . I’ve been trying to spot the difference for a while now but I can’t seem to find it. Am I missing something? My Environment class TradingEnv(py_environment.PyEnvironment): … Read more

Difference Between Cross Browser & Resposive Test

We live in a digital world with many devices of all forms and sizes. And each of these gadgets has the ability to connect to the internet. As a result, the days of designing a website for a certain browser and not having to worry about element overlap are gone. The number of browsers and … Read more

vue.js – What is the difference between ref, toRef and toRefs

reactive reactive creates a deeply reactive proxy object based on a given object. The proxy object will look exactly the same as the given, plain object, but any mutation, no matter how deep it is, will be reactive – this includes all kinds of mutations including property additions and deletions. The important thing is that … Read more

HTTP headers difference and Bouncy Castle error with Spring Boot version upgrade

I’m working on Kotlin Gradle Spring Boot project which uses: Spring version: 5.1.0.RELEASE Spring Boot version: 1.5.4.RELEASE Bouncy Castle version: 1.66 In order to remove the vulnerabilities from the project I upgraded above versions to the following: Spring version: 5.2.20.RELEASE Spring Boot version: 2.6.6 Bouncy Castle version: 1.68 But the above change gave me the … Read more

neural network – How can I fix tensor dimension matching error (with 1 unit difference)

I’m trying to run my code for Graph Convolution Network (GCN) in PyTorch with several .csv input files, but I get the error below: ** RuntimeError: The expanded size of the tensor (732) must match the existing size (731) at non-singleton dimension 0. Target sizes: [732]. Tensor sizes: [731] ** here is my code: import … Read more