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Spring Boot

Spring Boot Async Event Listener

In this post, we’ll look at how to execute a spring boot event

Spring Boot Event Listener Annotation Example

In this post, we’ll look at how to use spring boot annotations to

Spring Boot Event Listener not working

Spring Boot Event Listener is not working because the event listener is not

How to read data from database and write to CSV

In this post, we’ll look at how to use spring boot batch to

How to read data from CSV file and store it

In this article, we’ll explore at how to read data from a CSV

Python

TypeError: can’t multiply sequence by non-int of type ‘float’

The TypeError: can’t multiply sequence by non-int of type ‘float’

AttributeError: ‘dict’ object has no attribute ‘append’

The python AttributeError: ‘dict’ object has no attribute ‘append’ error

AttributeError: ‘NoneType’ object has no attribute ‘append’

The AttributeError: ‘NoneType’ object has no attribute ‘append’ error happens

TypeError: unsupported operand type(s) for +: ‘NoneType’ and ‘int’

In python, TypeError: unsupported operand type(s) for +: ‘NoneType’ and

TypeError: unsupported operand type(s) for -: ‘str’ and ‘str’

The python error TypeError: unsupported operand type(s) for -: ‘str’

Spring Boot

Table “BATCH_JOB_INSTANCE” not found; SQL statement – Spring Boot Batch

org.springframework.jdbc.BadSqlGrammarException: PreparedStatementCallback; bad SQL grammar [SELECT JOB_INSTANCE_ID, JOB_NAME from BATCH_JOB_INSTANCE

java.lang.IllegalArgumentException: URI is not absolute

java.lang. IllegalArgumentException: URI is not absolute occurs when a relative

Missing URI template variable for method parameter of type String

The spring boot exception Missing URI template variable for method parameter of type String occurs when the path variable name in the @RequestMapping annotation is different from the @PathVariable name. The name of the path variable should be the same in @RequestMapping and @PathVariable. If there is some mismatch, the exception Missing URI template variable for method parameter of type String would be thrown. The path variable is added as part of the request url in the @RequestMapping annotation. The path variable is covered by curly brackets. The path variable is added to the method parameter with a @PathVariable annotation. The name of the method parameter and the name of the path variable should be the same to avoid an exception Missing URI template variable ” for method parameter of type String. Exception The exception Missing URI template variable for method parameter of type String will

Post a JSON data with curl

How to post a JSON data with curl – In

UnsatisfiedDependencyException: Error creating bean with name defined in file

The spring boot exception org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name