Java Runtime Exceptions You Need to Avoid
ExpressionsDivisor is zeroException: java.lang.ArithmeticException Error code example: 123int a = 1;int b = 0;int result = a / b; Suggestio
Excellence Is a Habit: How to Become a Good Programmer
Requirement drives technology capabilities. Keep CodingSolve algorithm problems. Do some great open-source projects (making wheels or writi
Java Project Development Basics
Naming ConventionJava uses camelCase as the naming convention for variables, methods, and classes. But class names must be capitalized. Pack
How to Get Familiar With a Programming Language Through Coding
Solve coding problemsProgramming language coding problems Solve problems on LeetCode Do small toy projectsTo-do list Calculator Snake game M
Fundamental Concepts of Programming Languages
Getting StartedIntroduction to the programming language Programming environment Print “Hello world” An example of the combination of variabl
Programming Language Selection for Application Development
Factors in choosing a programming language Purpose Speed to Market / Productivity Popularity: Technology ecology Usability: Readable co
How to Troubleshoot an Unreachable Web Page or API
Local EnvironmentCheck if your network status is OK and if you can access other websites. Try a different browser or clear browser cache. Ch
阿里云视频点播开发教程
功能介绍阿里云视频点播（VoD）提供了很多视频相关的功能。主要流程是上传视频，处理视频和播放视频。具体介绍可以参考视频点播产品简介。下图为视频点播的架构图。 准备工作本节目标：开通服务，以及获取可以调用视频点播 SDK 和 API 的 accessKeyId 和 accessK
What the HTML Keyword Abbreviations Stand for
HTML & CSSHTML: HyperText Markup Language CSS: Cascading Style Sheets Tags and Attributes of HTML ElementsBlock Elements<div>: doc
How to Center a Div or Text in CSS
Center a DivThe HTML example 12345<div class="container" style="height: 200px; width: 100%;"> <div class=&qu
