Lesson 5 Basic _ multi-table query
1. Multi-table relations
In project development, when designing database table structure, the table structure will be analyzed and designed according to the business requirements and the relationship between business modules. Because business is related to each other, there are also various connections among ...
Added by joeiscoolone on Mon, 07 Mar 2022 19:47:01 +0200
In 2014, Gabriele Cirulli spent the weekend writing the program of 2048, which was just fun. He wants to create a different visual effect from his own animation.
The game is implemented in java language, using swing technology for interface processing, and the design idea is object-oriented.
Every time you control all bl ...
Added by reece_1989 on Sun, 06 Mar 2022 02:19:27 +0200
To create authentic images, shapes, lights, and shadows from a computer, these three elements are essential. Here is an introduction to the shadow solutions provided in away3d and the usage of each as a memo. To use shadows, you first need to know the following: 1:away3d shadows are added through Material's shadowMethod property; 2: To add shad ...
Added by ploiesti on Sat, 05 Mar 2022 19:13:58 +0200
It's been a long time since I last updated my blog. I feel that if I don't update it again, my habit of blogging will be abolished. Ha ha. Since the beginning of school in September last year, there have been many things, such as the final examination of the semester, the application for soft books of laboratory projects, the desig ...
Added by harley1387 on Fri, 04 Mar 2022 09:19:53 +0200
1. What is an exception
An exception is a signal of a program error. Once an error occurs in the program, an exception will be generated. If it is not handled in the program, the exception will be thrown, and the operation of the program will be terminated. In Python, the exceptions triggered by errors are as follows There are t ...
Added by gnunoob on Thu, 03 Mar 2022 07:31:11 +0200
Good luck, eat chicken tonight ~ today, I played with my friends to eat chicken and experienced various death methods. I was also ridiculed that there are 100 death methods for girls to eat chicken, such as being swung to death by fist, parachuting to the edge of the roof, playing chicken as a flying car, being killed by car skill ...
Added by daneilair on Thu, 24 Feb 2022 11:01:52 +0200
After writing ten articles, I found that I haven't talked about the Ability that GAS has been using. Here is a brief introduction to skills.
The relationship and interaction between the server and the client are not involved here, because I am not familiar with this aspect.
First, let's introduce the basic flow chart of Gameplay Ability. Pict ...
In the last article, we didn't have a pleasant chat. I don't think we are very suitable for... Shit! What do you say. In the last article, we just found out how the author of the framework made the game enter the main scene of the game. What really matters is what is done in the main scene of the game. In this article, let's guess what is done ...
Added by WebGeek182 on Fri, 18 Feb 2022 09:28:52 +0200
Review lessonsFirst addressPart II addressPart III addressStep by step talk back to the packageTo get straight to the point, the third article has mentioned how to receive packets back. At present, network programming is all about Tcp, and the protocol request mode itself will determine the characteristics. Let's talk about the order of contrac ...
Added by lostboy on Wed, 16 Feb 2022 14:26:05 +0200
1, What's going on at the bottom of IO?
2, Sort out the structure of classes
3, IO big point
4, Demonstration of incoming wave examples
Click like and watch again, form the habit of praise, search on wechat [coriander Chat Game] and pay attention to me.
Some big guys in the group said they wanted me to write ...