The Operation of EPPROM

Overview of #EEPROM Electrically erasable read-only memory (EEPROM) can store information for a long time without loss, and can be rewritten with electricity at any time. There are many kinds of EEPROM, which can be roughly divided into three types: parallel, serial and encryption. Parallel EEPROM: Fast and highly integrated. B ...

Posted on Sun, 20 Jan 2019 16:24:13 -0500 by slava

Gradle uses Detailed (4) How to Secure the Signature of APK Packets

We are Gradle Use Details (3) Android Gradle Plug-in Configuration Details The signing Configs {} configuration and the meaning of the fields used are briefly introduced. It is used to configure an APP signature. An APP can only be published, installed and used after signing. Signature is the way to protect APP. It can mark the ...

Posted on Sun, 20 Jan 2019 12:18:14 -0500 by rob323

ARCore Road-Light Color Estimation

In the previous chapters, we have learned how to estimate the intensity of light and how to estimate the direction of light, which are two important factors affecting visual perception, but there is still a problem that has not been solved, that is, the problem of light color. Using the previous knowledge, we can not deal with t ...

Posted on Sat, 19 Jan 2019 23:09:13 -0500 by chalexan

svg introduction

1. The use of SVG in html 1.<embed src="circle1.svg" type="image/svg+xml" /> 2.<object data="circle1.svg" type="image/svg+xml"></object> 3.<iframe src="circle1.svg"></iframe> 4.<svg xmlns="http://www.w3.org/2000/svg" version="1.1"> <circle cx="100" cy="50" r="40" stroke="black" stroke ...

Posted on Sat, 19 Jan 2019 19:27:12 -0500 by Divine Winds

Application of AIDL

What is AIDL AIDL (Android Interface Definition Language) is an interprocess communication (IPC) mechanism provided by Android. We can use it to define programming interfaces that are acceptable when clients and services communicate with each other using Interprocess Communication (IPC). On Android, one process usually cannot ...

Posted on Sat, 19 Jan 2019 13:00:13 -0500 by siric

Automatically generate code using Annotation Processor

In the last article on implementing spring-like frameworks, android implements a spring-like server-side framework based on annotations Annotation is used to decouple the web service itself, but the way to achieve this is to use reflection to get the method object and instantiate the object when the request arrives, then use ref ...

Posted on Sat, 19 Jan 2019 08:03:13 -0500 by mschrank

Android simply uses Shared Preferences and SQLLite databases to store data

_In Android app, we hope that some of the information we set up before can be saved in the mobile phone, so that the next time we open app, we can directly display the information we saved last time. Shared Preferences is used to store data in key-value form. It is a lightweight storage class provided by Android and is very su ...

Posted on Sat, 19 Jan 2019 06:09:12 -0500 by riversr54

Implementation of secondary sampling of Android images (http://cantellow.iteye.com/blog/838473)

1. Why do we need second sampling? OK, so the first problem I have to solve is why we need to re-sample? I don't know if you've ever encountered something like a picture wall in the process of developing App. Have you ever encountered OOM anomalies while building picture walls? How to solve the problem? Another example is that I have a 100M ...

Posted on Thu, 10 Jan 2019 03:51:10 -0500 by DBHostS

Android suspension window permission "android.permission.SYSTEM_ALERT_WINDOW" to determine whether to open the problem

Recently, we encountered a problem on android 8.0 to determine whether the suspension window permission is open or not. When dialog pops up in an interface to prompt the user to open the suspension window permission, the user clicks, jumps to the setting interface to open the suspension window permission, and then returns to the page, using an ...

Posted on Tue, 08 Jan 2019 18:24:10 -0500 by jeff_borden

Android Studio - Hello World - Voice API Call from HKUST

Android Studio - Hello World - Voice API Call from HKUST The programmer's life lies in twists and turns Project Configuration - Material Preparation Platform application I. Application for Open Platform of HKUST Information Flight: http://www.xfyun.cn/ 1. Registration Application Account 2. Create a new NB ...

Posted on Mon, 07 Jan 2019 18:27:09 -0500 by jklanka