JAVASE Foundation - day07 (Object Oriented)

07.01_Object-Oriented (Overview and Format of Constructor Construction Method) (Master) A: Summary of tectonic methods and their functions Initialize data (attributes) of an object B: Format Characteristics of Construction Method a: Method name is the same as class name (size is the same as class name) b: No return value type, not even voi ...

Posted by LAEinc. Creations on Thu, 21 Mar 2019 23:03:53 -0700

Analysis of Android Bessel Curve

Blog has also been open for a long time, has not been to write a blog, the main reason is that I am lazy ~~~This blog is a good start for 2017, but also to 2016 draw a period, without regret. Let's formally enter today's theme: Bessel Curve. First, let's see what a Bessel curve is. B ezier curve, also known as Baez Curves or Bezier curves are m ...

Posted by dsartain on Wed, 20 Mar 2019 14:30:26 -0700

Principles of Android DEPPLINK and APPLink

App development often has this requirement: to wake up APP in browsers or text messages, if installed, or to boot downloads. For Android, the main technology involved here is deeplink, which can also be simply regarded as scheme. Android has always supported scheme. However, due to the open source nature of Android, different mobil ...

Posted by engelsol on Wed, 20 Mar 2019 08:33:42 -0700

[Zinx Chapter 2 - First Understanding of Zinx Framework] Liu Danbing-Chuanzhi Podcast-Golang Lightweight Concurrent Server Framework

[Zinx tutorial catalogue] Zinx source code: https://github.com/aceld/zinxZinx Develops API DocumentsZinx Chapter 1 - IntroductionChapter 2 of Zinx - First Understanding of Zinx FrameworkZinx Chapter 3 - Basic Routing ModuleZinx Chapter 4 - Global ConfigurationZinx Chapter 5 - Message EncapsulationZinx Chapter 6 - Multi-Routing ...

Posted by kylebud on Mon, 18 Mar 2019 02:48:26 -0700

Python crawler introductory tutorial 50-100 Python 3 crawler crawling VIP video-Python crawler 6 operation

Crawler background The original plan continued to write about the crawler of mobile APP, and found that the night God simulator was always stuck, lazy, and did not want to find the reason. Haha, so I went on to write the following blog, starting with 50 articles, I would like to write several python crawler operations, that is, using python 3 t ...

Posted by madcat on Thu, 14 Mar 2019 18:48:26 -0700

Development and Implementation of Android Intelligent Map V: Online Base Map - ArcGIS Runtime SDK for Android (Version 100.0.0)

Foundation map The foundation of mobile map program is "a map", which needs a basic base map to support field mapping, navigation, results display, statistical application, etc. Often the quality of the base map determines the basis of the whole mobile map. Online Tiled Layers The online base map includes traditional GIS (ArcG ...

Posted by mpb001 on Tue, 12 Feb 2019 11:39:18 -0800

Front-end js + back-end php for image compression upload (to resolve the move_uploaded_file failure with source code)

1. The server code is as follows (php language) <?php header("Content-Type: text/html;charset=utf-8"); date_default_timezone_set('prc'); //define('ROOT',dirname(__FILE__).'/'); $file = $_FILES["imgfile"];//Receiving file objects $ftype=".png";//Set the saved image format //$max_file_size = 2000000; // Upload file size limit, unit BYTE, t ...

Posted by MFHJoe on Mon, 11 Feb 2019 07:39:17 -0800

Charger Battery Call Mode feature

origin user calls with a charger plugged in. For the sake of safety, Avoid damage to the cell phone caused by the charger at this time, indirectly causing damage to the user. With this feature, When battery voltage Vbat > 4V, it is not charged. When battery voltage Vbat < 3.8V, it needs to be charged. 24 #define V_CC2TOPOFF_THRES ...

Posted by oyinlola on Mon, 11 Feb 2019 07:27:19 -0800

Technical article | nginx lua small project: displaying different pages according to user_agent incidental and php performance comparison

This article is from the Aliyun-Yunqi community, click on the original article Here. How to learn a new language quickly? If you have mastered a language, all other languages are well thought out. A small need, may encounter many problems, but search for relevant keywords, can quickly achieve a small goal, twice the result with half th ...

Posted by pl_towers on Sat, 09 Feb 2019 09:57:17 -0800

Error reporting javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException

Copyright Statement: This article is the original article of the blogger. It can not be reproduced without the permission of the blogger. https://blog.csdn.net/u010248330/article/details/70161899 import java.io.File;   import java.io.FileNotFoundException;   import java.io.FileOutputStream;   import java.io.IOExcep ...

Posted by antonello on Tue, 05 Feb 2019 21:51:18 -0800