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  catalog 1. getClass method 2. equals method 3. hashCode() method 4. toString method 5. clone method 6. Grammar sugar: automatic packing and unpacking The Object class is the root of all Java class inheritance systems. All Java classes, including arrays, inherit from the Object class. There ...

golang provides an out of the box RPC service, which is simple but not simple. RPC introduction Remote Procedure Call (RPC) is a kind of computer communication protocol. It allows programs running on another computer to call subroutines in another address space (generally a computer in an open network), while programmers are just like calling l ...

Article catalog preface 1. Summary & & summary 2. Preparations 2.1 mmap function 2.1.1 application of MMAP function 2.2.2 difference between MMAP and normal file operation 2.2 copy on write mechanism 2.2.1 mmap function MAP_PRIVATE parameter 2.2.2 madwise function 3. Dirty COW 4. Result ...

0. Preface Through the previous articles, we learned how to implement the basic architecture of the project: data source, routing settings, encryption and authentication. In the implementation, we will encounter such a problem: when we have more and more business classes and data sources, we can't assign values to each instance through common m ...

Understand interpreter patterns of 23 design patterns What is an interpreter The definition, characteristics and structure of interpreter code implementation Application scenario of interpreter mode Extension of Interpreter pattern What is an interpreter Interpreter mode, also known as interp ...

introduce "In computers, Reactive Programming or Reactive Programming is a programming paradigm for data flow and change propagation. This means that static or dynamic data flow can be easily expressed in programming language, and the relevant calculation model will automatically propagate the ch ...

Parse the databaseIdProvider element and configure the database type unique flag generator An interface named DatabaseIdProvider is defined in mybatis. The function of this interface is to obtain the unique flag of different data sources in mybatis. DatabaseIdProvider defines two methods, setProperties() method is used to configure custom prope ...

Spring Boot integrates Dubbo and uses zookeeper as the registry preface The whole process of this article is under the operation of windows. The general operation is the same as that of Linux. Please Baidu for details and Google if you have conditions! Knowledge points to understand Dubbo and zookeeper environments and what they are Spring Boo ...

0 foreword Some time ago, I was really busy writing papers and doing experiments in the laboratory, but I haven't updated them for a long time. Recently, some students often ask if there are any permanent magnet synchronous motor series experimental courses??? Considering that DSP programming is needed for motor control, it is very difficul ...

Article catalog preface Task 1 merchant location point query Topic Thinking design Implementation code hash_(sequential / binary)_search Binary_search_tree Data analysis Task 2 t o p − k top-k top − K merchant query Question surface Thinking design Implementation code Book s ...