pos documentation

One, use case model1, System use case diagram2, open single case analysisUse case Name: Sales Open orderMain players: CashierMain success Scenarios:(1), the cashier starts a new sale(2), the cashier enters the product item in turn, selects the

Springboot Project uses swagger restapi Best documentation When we develop various rest services, we need to give an introduction to the rest API. Without the use of documentation for the rest API introduction, few people know how to use it except

Springboot Project using swagger restapi best documentation When we develop a variety of rest services, we need to give an introduction to the rest API. Without the introduction of the rest API, no one knows how to use the document except the

Windows Programming _ sun Xin C ++ lesson13 documentation and serialization Highlights of this section:1. Understand the carchive class and serialized operations2. Modify and obtain application-related fields3. the breakpoint tracking method to

Sharing a file (shared files)This series of articles in my study of Google Developer documentation combined with Google translation and their own understanding of the writing, I hope to learn Android development friends bring some convenience, due

During theuse of mysq L, you may often encounter the following issues: Some operation syntax forgot, how to quickly find? How do I quickly know the range of values for a field type on the current version? What functions are

In-depth analysis of Linux kernel linked list-general Linux technology-Linux programming and kernel information. The following is a detailed description. This article analyzes in detail the implementation of the chain table structure in the 2.6.x

This article analyzes in detail the implementation of the chain table structure in the 2.6.x kernel, and explains each chain table operation interface in detail through an instance. I. Data Structure of linked listsA linked list is a commonly used

How to Use the ode physical engine in the irrlich Engine TranslationNote: ODE is an open-source rigid physical engine, which sounds scary. in fact, it is not complicated, and it is not difficult to combine with the rendering engine. just a few

I. Sql_traceWhen the SQL statement performance problem, we can use Sql_trace to track the execution of SQL, through the trace, we can understand the operation of a SQL or PL $ package, the Sql_trace command will be the entire SQL execution process