I believe that we all need to return some video or audio information to the front end more or less, so today’s article uses javacv to obtain video, audio, picture and other metadata information (resolution, size, frame, etc.) through Java language 1. First import dependencies You can first import the javacv/javacv-platform dependency. Since the dependency […]
Tag: metadata
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 […]
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, […]
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 […]
Explain how to use Python to read image metadata [Metadata] in Windows systems
Article directory Introduction Image metadata How to view image metadata pyexiv2 Function interface for pyexiv2 to read image metadata EXIF metadata description of main part pyexiv2 code example References Introduction We can use pyexiv2, a Python third-party tool, to read the metadata of image files in Windows systems. Among them, the commonly used image metadata […]
04-Configure Hive metadata storage to MySQL
Table of Contents 1 Introduction 2. Configure metadata to MySQL 2.1. Create a new metadata database 2.2. Copy the MySQL JDBC driver to the Hive lib directory (the MySQL8.0.33 driver is used here) 2.3. Create the hive-site.xml file under $HIVE_HOME/conf 2.4. Initialize the hive metadata database and use MySQL for storage instead. 3. Verify whether […]
hadoop metadata namenode security guarantee
Article directory Background introduction problem scenario logic scheme Design Solution advantages and disadvantages Protection plan and data and service recovery testing Operation and maintenance steps Background introduction NameNode is the namespace that manages the entire Hadoop file system. It maintains the number of file systems and all files and directories in the file tree. If […]
Module was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.
The error message is as follows: > Task :app:lintVitalAnalyzeReleasee:D:/work/repository/sample/app/build/.transforms/aa3e5b20bbf5695729bf34a4f5d4a0c7/transformed/out/jars/classes.jar!/META-INF/uploadlog_release.kotlin_module: Module was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.7.1, expected version is 1.5.1. e: C:/Users/user/.gradle/caches/modules-2/files-2.1/org.jetbrains.kotlin/kotlin-stdlib-jdk8/1.7.10/d70d7d2c56371f7aa18f32e984e3e2e998fe9081/kotlin-stdlib-jdk8-1.7.10. jar!/META-INF/kotlin-stdlib-jdk8.kotlin_module: Module was compiled with an incompatible version of Kotlin. The binary version of its metadata is 1.7.1, expected version is 1.5.1. e: […]
Mysql Waiting for table metadata lock problem handling
Waiting for table metadata lock problem handling When using mysql, we sometimes encounter lock waiting for table metadata lock. However, this lock wait is quite special and cannot be found in the innodb_lock_wait and show engine innodb status tables. The impact of this lock + ——- + —————— + ———– + —— + – ——– […]