Here I am trying to read a folder containing .sql files and I am getting those files in an array, now my requirement is to read every file and find particular word like as join if join is present in the file return filename or else discard , someone can pls help me with this .. Answer You can search
java.lang.NumberFormatException: null with error status 500
I faced issue with submitting data from html to servlet Can’t This is my html file this is the servlet file for getting the data error: HTTP Status 500 – Internal Server Error Type Exception Report Message null Description The server encountered an unexpected condition that prevented it from fulfilling the request. Exception Note The full stack trace of the
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I have this json and I want to be able to sort it by multiple field values of different types while retaining the previous sort order. The fields by which I should decide to sort it are given through another json: I managed to achieve this by converting the json array to a list of Hashmap<String,Object> and wrote a custom
How to close com.microsoft.sqlserver.jdbc.SQLServerDataSource
I’m using sql server jdbc driver mssql-jdbc-9.2.1.jre8-sources.jar and create an object of com.microsoft.sqlserver.jdbc.SQLServerDataSource. After setting it up with host-credential-etc, opening Connection and closing Connection, how do I close SQLServerDataSource object itself, I could not find any method in API. https://javadoc.io/doc/com.microsoft.sqlserver/mssql-jdbc/9.2.1.jre8/com/microsoft/sqlserver/jdbc/SQLServerDataSource.html Note to closer: I’m NOT using C3P0 connection pool, that may have close option. Answer The SQLServerDataSource is a simple
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How to avoid having multiple methods with different arguments for url construction. I would like to optimize this further Answer One way to create an object called Endpoint which holds the required values: Then you can have only one invUrl method to which id and action can be passed and Endpoint object can be constructed. This can be passed to
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i have a pom xml and pom-web xml. im trying to copy the dependency from pom-web to pom.xml by extracting the dependency into a variable using Xpath and trying to do .replace in the pom.xml file with the variable. but im not able to replace the content via the variable as the if condition for .contains() is false. Any help
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So I trying out lwjgl but I’m having a problem, when I try to create a window I get an error I just can’t figure out why. I have tried to lower my java version from java 16 to 14 but that didn’t work. Main Class: when I run my main class I get this error (on java jdk 16):
Why do I have an error that my constructor is not visible even though my constructor is public [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about programming within the scope defined in the help center. Closed 1 year ago. Improve this question I am working on a project to read a text from a note pad and store its content in a dynamic
Use an arraylist multiple times inside different parts of JAVA code
I am using an array list to store values from user input by constructing an interactive menu for them to choose. My two choices so far, provides the user to input data to the list and to read the …
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I have a generics problem I am trying to resolve. I’m doing some manual casting and it feels like I’m doing something wrong. I’m a bit new to using generics, so it’s very much possible I am misusing …