openCamera Module of Android Camera Principle

We usually develop, know how to schedule the api, how to set up the camera, how to call the instance of camera to operate the camera, but what has been done behind these schedules, we may not be very clear. This article intends to start with the call of openCamera, and expand on how the bottom layer works after the camera is raised. ? The four ...

Posted on Tue, 23 Jul 2019 08:51:58 -0700 by afhouston

Operation and Control System of ONENET Cloud Platform Based on STM32

Catalog 1 Project Description 2 Project Requirements 3. Building Environment Digital Temperature and Humidity Sensor DHT11 Photosensitive Sensor MPU6050 wifi module ESP8266 OLED Screen RC522 W25Q128 SR04 Ultrasound 4 Technical Description 5 outline design 6 Interface 1 7 Interface II 8 Interface 3 ...

Posted on Sun, 21 Jul 2019 22:24:36 -0700 by artfuldrone

Photographs of Android Camera Module Resolution

Recent study of Android's Camera module, this article first introduces the api of Camera 2, then gives an example of android camera photography, explains the reasons for the knowledge of camera photography, and we would like to share with you. Introduction to Camera 2 Introduction of android camera photography function Introductio ...

Posted on Sun, 21 Jul 2019 08:55:06 -0700 by mw-dnb

Python crawler novice tutorial: mobile APP data capture pyspider

1. Mobile APP Data - Write in front Continue to practice the use of pyspider, recently searched some of the framework's usage skills, found that the document is difficult to understand, but there is no obstacle to use it for the time being, it is estimated that to write about five tutorials on the fra ...

Posted on Sat, 20 Jul 2019 05:29:18 -0700 by dwnz

Beginning with Android - --- Basic usage of activities

Activities are components that can contain user interfaces, mainly for interaction with users. This article describes how I create a simple activity manually. Let's start with a new Android project, in which we don't choose Empty Activity, but Add No Activity, because we create an activity manually. C ...

Posted on Sat, 20 Jul 2019 04:47:00 -0700 by jeff5656

DvaJS Construction Configuration React Project and Its Use

First, introduction and demand analysis 1.1, Introduction dva The first is based on  redux - and  redux-saga  Data flow scenarios, and then in order to simplify the development experience, dva is also built-in  react-router - and  fetch So dva is a lightweight package based on the existing application architecture (redux + react-router + redu ...

Posted on Fri, 19 Jul 2019 23:45:51 -0700 by luca200

Android Learning: A Summary of the Four Components

What is Service? As one of the four basic components of Android, Service has an independent life cycle like Activity. The difference is that Service only executes in the background, has no user interface, and its life cycle is independent of other basic components such as Activity. It is used to provi ...

Posted on Thu, 18 Jul 2019 22:15:04 -0700 by coily

Embedding YouTube Video Player in Android

There are not many articles about integrated Yoube video development on the Internet. So today I share with you the problems and implementation code that I encountered in my development. Application Running Environment: Android TV and Android Mobile This is the entrance to the developer zone. The above ...

Posted on Thu, 18 Jul 2019 19:30:00 -0700 by navinj

offset family and uniform animation

Preface The main contents of JS animation are as follows: 1. Three Families and One Event Object: Three big families: offset/scroll/client. It is also called three series. Event object/event (the state of the mouse and keyboard when an event is touched) (controlled by attributes). 2. An ...

Posted on Wed, 17 Jul 2019 19:38:48 -0700 by wdallman

Python object-oriented programming OOP slots, class polymorphism, inheritance, replication methods

_u slots_u Magic Hello, last issue I focused on summarizing the basic knowledge of classes, now I'll briefly review and add a common thing when creating classes: u slots_u First create a human: Celebrity class Celebrity: # Restrict Celebrity objects to name, age,domain attributes only, accelerate __slots__ = ['name','age',"domain"] ...

Posted on Tue, 16 Jul 2019 09:10:36 -0700 by superaktieboy