etl – SyntaxBug

[Power Forecasting] Optimizing the time convolutional neural network DBO-TCN based on the dung beetle algorithm to achieve power load forecasting with matlab code

?About the author: A Matlab simulation developer who loves scientific research. He cultivates his mind and improves his technology simultaneously. For code acquisition, paper reproduction and scientific research simulation cooperation, please send a private message. Personal homepage: Matlab Research Studio Personal credo: Investigate things to gain knowledge. For more complete Matlab code and simulation customization […]

Multiple regression prediction/optimizing the time convolutional neural network DBO-TCN based on the dung beetle algorithm to achieve power load prediction with matlab code

Solution raise XGBoostError(_LIB.XGBGetLastError()) xgboost.core.DMatrix/Booster has not been initialized

Table of Contents Solution raise XGBoostError(_LIB.XGBGetLastError()) xgboost.core.DMatrix/Booster has not been initialized problem causes Solution 1. Check the object creation process 2. Check the object initialization process 3. Check random seed settings Summarize Sample code XGBoost library DMatrix object Solution raise XGBoostError(_LIB.XGBGetLastError()) xgboost.core.DMatrix/Booster has not been intialized Recently, when using the XGBoost library for machine learning […]

ETL toolDatax-ETL-SqlServerToHDFS

Personal homepage–Personal homepage ? ? Thanks for the likes and attention, we will make a little progress every day! come on! ? Table of Contents Personal homepage–Personal homepage ? 1. Overview of DataX 1.1 Introduction to DataX 1.2 DataX framework 1.3 Functional limitations 1.4 Support Data Channels 2. Configuration example 2.1 Environmental information 2.2 SQLServer […]

23-24C++ (46)–String string+ getline(cin, s)+a.length()+a.substr(x, y)+a.find(b)+a.rfind(b)

1. Characters and strings 1. Character: a single character enclosed in single quotes, Such as ‘a’, ‘_’, the corresponding data type is char. 2. String: any number of characters enclosed in double quotes, Such as “abc”, “a”, “”, ” “, the corresponding data type is const char [], which can be stored in the string […]

[The difference between cin, cin.get(), cin.getline(), and getline() in C++]

Article directory introduce cin Basic usage Enter multiple variables Newline characters are stored in the buffer cin.get() Basic usage Overloaded functions Newline character left in buffer cin.getline() Basic use Overloaded functions Newline characters are not left in the buffer getline() in string stream Summarize Usage summary Several input examples Input format Input format Input format […]

2023_Spark_Experiment 16: Write LoggerLevel method and getLocalSparkSession method

1. Set up Spark project structure Add dependencies in the pom.xml file of the SparkProject module and wait for the dependency package to be downloaded, as shown above. ? <!– Spark and Scala version numbers –> <properties> <scala.version>2.11</scala.version> <spark.version>2.1.1</spark.version> </properties> <!– Mysql component <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.7.22.1</version> </dependency> dependencies –> <!– Dependencies of each component […]

jquer combines the offsetLeft() attribute to calculate the moving distance

1. Three main points to master today (1) Use of offset() attribute (2) $(window).width() gets the viewport width (3) The weight in !important uses https://www.runoob.com/css/css-important.html 2. Rendering: (1) Description: When the mouse moves to the current area, the background color is displayed. When moving left and right, there is a left and right moving animation […]

Android development RecyclerView.Adapter array out-of-bounds problem after clicking and the difference between getAdapterPosition() and getLayoutPosition()…

Problem description When using RecyclerView to implement a list, there will be a very low probability of an array out-of-bounds error after being clicked. Cause of the problem Please look at the following lines of code in RecyclerView.Adapter @NonNull @Override public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_guardian_home_video, parent, false); ViewHolder […]

How to quickly go from ETL to ELT? Volcano Engine ByteHouse does these three things

For more technical exchanges and job opportunities, please follow ByteDance Data Platform WeChat official account, reply [1] to enter the official communication group Foreword When it comes to enterprise analysis scenarios, the data used usually comes from a variety of business data. Most of these data systems use behavior-based storage structures, such as payment transaction […]