meta – Page 2 – SyntaxBug

golang project – grpc-gateway forwards custom fields in http header to grpc context metadata

http header forwarded to grpc context The grpc gateway can forward the request body content to the grpc corresponding message. So how to obtain the information in the http header. This article will introduce how to forward the http header to the grpc context and use an interceptor to obtain the content in the http […]

[EI Recurrence] Dynamic pricing and energy management of multi-virtual power plants in master-slave game based on meta-model optimization algorithm (Matlab code implementation)

Welcome to this blog Advantages of bloggers:Blog content should be as thoughtful and logical as possible for the convenience of readers. Motto:He who travels a hundred miles is half as good as ninety. The directory of this article is as follows: Table of Contents 1 Overview 2 Operation results 3 References 4 Matlab code, data, […]

[EI Recurrence] Dynamic pricing and energy management of multi-virtual power plants in master-slave game based on meta-model optimization algorithm (Matlab code implementation)

VulnHub metasploitable-1

Blogger introduction ? Blogger introduction: Hello everyone, I am hacker-routing, nice to meet you~ ?Main areas of focus: [Penetration field] [Emergency response] [python] [VulnHub shooting range recurrence] [Interview analysis] Like?Comment?Collect == Develop a habit (one click three times) Welcome to pay attentionStudy togetherDiscuss togetherProgress togetherThere are easter eggs at the end of the article The […]

The magic of metaclasses: in-depth analysis of metaclasses in Python

The magic of metaclasses: in-depth analysis of metaclasses in Python Article directory The magic of metaclasses: in-depth analysis of metaclasses in Python 1 Introduction 1.1 Definition of metaclass in Python 1.2 The role and significance of metaclasses 1.3 Introduction to the goals and structure of this blog 2. In-depth understanding of classes in Python 2.1 […]

gRPC interceptors and metadata

Article directory Introduction Client interceptor case Server-side interceptor case Authentication Introduction Users can pass additional information (i.e. HTTP/2 Header information) by accessing or modifying Metadata, such as authentication information, TraceId, RequestId, etc. Metadata stores data in the form of key-value. The key is a string type and the value is a string array type. The […]

Code design: C++ a metadata protocol (source code)

Table of Contents Overview Main issues to consider The description of this code is as follows code show as below usage Overview This is the metadata protocol I use for shared memory data identification. Neither shared memory nor network protocols should assume that the other party is the same as themselves – different programming languages, […]

Start running a C++ program from bare metal boot (12)

Please see the previous article: Start running a C++ program from bare metal boot (11) Start running a C++ program from bare metal boot (10) Start running a C++ program from bare metal boot (9) Start running a C++ program from bare metal boot (8) Start running a C++ program from bare metal boot (7) […]

Reflection, annotations, meta-annotations, dynamic proxies

Reflection Reflection is: loading a class and allowing programmatic dissection of various components in the class (member variables, methods, constructors, etc.) Learning reflection is learning how to obtain class information and operate on them Load the class and get the bytecode of the class: Class object Get the constructor of the class: Constructor object Get […]

What should I do if Doris deletes the metadata of the database? Emergency recovery single copy situation

Introduction Under normal circumstances, if it is a multi-copy data store, it is easy to repair. Deleting one or two BE can also be restored according to Doris’s own recovery mechanism. However, sometimes some tables may not have multiple copies, so it is a bit confusing. . Case description: The data of the master node […]