[Android] A Simple Local Music Player

Preface Github: Demo Download The main functions are as follows: 1. Desktop Widget, which can switch songs, pause/start playing, display song title and singer name 2. When switching songs, there is a system bar prompt to quickly navigate back to the playback interface. 3. Search for music files in SD card and add them to ...

Posted on Mon, 22 Apr 2019 16:24:33 -0700 by albertramsbottom

minipack source code parsing and extension

Pre knowledge First, maybe you need to know what packaging tools exist. Basic modularization evolution process Have some knowledge of modular bundle s Understanding some of babel's common sense Have some common sense about node Some common packaging tools The most common modular building tools today are webpack,rollup,fis,parcel, and so on. B ...

Posted on Mon, 22 Apr 2019 15:51:34 -0700 by jackiw

hive environment construction and simple use

There's a set of cdh versions of hadoop,hive,zookeeper, all matching. Link: https://pan.baidu.com/s/1wmyMw9RVNMD4NNOg4u4VZg Extraction code: m888 Reconfigure the hadoop runtime environment once, and configure it in detail https://blog.csdn.net/kxj19980524/article/details/88954645 <configuration> <property> & ...

Posted on Mon, 22 Apr 2019 15:18:34 -0700 by Hexen

node os method and usage example

OS (Operating System) Operating system-related practical methods are provided. Usage: const os = require('os'); Methods and examples provided by os os.type() Returns the name of the operating system as a string eg: > os.type() 'Linux' Linux System:'Linux' macOS system:'Darwin' Windows System:'Windows_NT' os.hostname() R ...

Posted on Mon, 22 Apr 2019 14:21:33 -0700 by big-dog1965

Clearly explain the internal links in the SQL statements, common to Mysql and Oracle, all dry goods Oh

The purpose of this article is to explain clearly the various applications of the internal connection of SQL statements, without profound understanding! Prelude: This article and the next will explain the internal and external connections clearly.There are several common types of multi-table queries for SQL statements:Joint query of two tables ...

Posted on Mon, 22 Apr 2019 13:51:33 -0700 by fernandodonster

Application of java scheduling task in project

Preface Task scheduling refers to the automatic execution of tasks based on a given time point, a given time interval or a given number of executions. There are unique application scenarios in the project, such as synchronizing data every morning, operating business regularly and so on. Timer scheduler quartz 1 Timer java.util.Timer, can ...

Posted on Mon, 22 Apr 2019 12:30:34 -0700 by PhdJB

unity Jump (full version)

1. scenario (1) Creat - > 3D Objict - > plane and renamed ground as ground (as shown below) (2) and adjust the color to fit (as shown below) Colour correction: Create material(project: create - > Material) to use as the material of the group, adjust the color, and assign it to the group. 2. Making models (prefab) (1 ...

Posted on Mon, 22 Apr 2019 12:12:34 -0700 by PastorHank

Cache Writing: How to Design Memory Cache

Analysis and design Assuming that a project has a relatively high concurrency, multi-level caching is used, as follows: Before actually designing a memory cache, we need to consider the following issues: 1: Data replacement between memory and Redis to improve the hit rate of data in memory and reduce the pressure of the next ...

Posted on Mon, 22 Apr 2019 11:45:33 -0700 by symchicken

NumPy Learning Notes

NumPy: NumPy is a powerful third-party library (which needs to be installed by itself), mainly used for computing multi-dimensional arrays. It provides a large number of library functions and operations that can help programmers perform numerical calculations more easily. 2. It can be used with two other third-party libraries, SciPy and Mat ...

Posted on Mon, 22 Apr 2019 11:24:34 -0700 by FrozNic

File Browser One-click Installation Script Proxy with nginx

File Browser is a remote file manager. As long as our client and service network are smooth, we can use our idle cloud server as our own private network disk and make full use of the server we bought in Aliyun. Introduction to File Browser File Browser, as a remote file browser, deploys the service on the server. As long as t ...

Posted on Mon, 22 Apr 2019 11:21:34 -0700 by miles_rich