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17 Posted Topics
 | Implement a very basic scheduler for a multi-tenant solution using AWS lambda. Tenant A - Execution frequency - 5mins - calls(doMyJob - lambda function) Tenant B - Execution Frequency - 10mins - calls(doMyJob - lambda function) Tenant C - Execution Frequency - 10mins - calls(doMyJob - lambda function) This schedule … |
| | Is there a mechanism to embed code editors(Python, Java, Javascript) within a cloud based application. What are some of the best open source option ?  |
| | I have this use case where in I would need to dynamically create java objects out of json input and insert the data into sql tables. I tried using gson APIs but unfortunately we need to specify strucuture of that class (Car.class). Is it possible to dynamically achieve the above …  |
| | How to copy folders from one system to another within the network. We would need to provide username pwd for authentication to establish connection. Is it possible to achieve this using java?  |
| | Hello, I need to extract a particular value from this html snippet. As i would not like to use any external libraries the only way to achieve this using core java is using regular expressions. As i have never used regular expressions it would be great if you could suggest … |
| | I have some java code which calls an asynchronous REST API to finish a task that takes a while to complete, this call returns a task ID. We would need to use the task ID and trigger another REST call to retrieve the task completion status. Please suggest the best … |
| | I have a c# service running.I need to call few c# methods from my c++ code. what is the best and effiecient way to achieve this . Any sample for the same would be help a great deal.  |
| | I have a c# application which needs to call few c++ APIs (c++dll) what would be the most efficient way to achieve this?  |
| | Hello, I am getting this error org.apache.jasper.JasperException: The absolute uri: <requiredURI> cannot be resolved in either web.xml or the jar files deployed with this application. Although the required jar is present in the classpath I am still facing this issue. But if I insert the same jar into web-inf/lib folder … |
| | I have acode review checklist which I would like to automate, Could anyone suggest me how i could get started with this. I would like to create a tool which takes in java extensions and reviews based on custom review check. Would this be time consuming?? any insights on how …  |
| | I've been programming in java for almost 5 years now. I'm self-taught, so while I know how to program, I don't know some of the more formal aspects of computer science. So if i were to brush up my knowlegde on algorithms and data structures using java which books can … |
 | > I just need to know how this line of code checks to make sure the date entered does not occur in April. it clearly shows [0-35-9] refers to any character that falls within 0 to 3 or 5 to 9 except 4 which is april |
| | It looks like your connection is exceeding wait_timeout or interactive_timeout threshold and hence the mysql server might be closing the idle connection. you could try setting wait_timeout and interactive_timeout sufficiently high. Also make sure to validate the connections when checked out of connection pool |
| | on click of an href i want to build a dynamic link and open the same in a new browser window using java. out.append("<A href="displayLinkDetails.do"/>Sample Link</a>"); (i want be able to send parameters as part of the action) currently the control is in java file. As im using a seperate …  |
| | When using JAX-WS 2.1 and JAXB 2.1 with JDK 6, im faced with lot of issues. To use JAX-WS 2.1 with JDK 6, newer versions of API jars (JAX-WS 2.1 and JAXB 2.1 API jars) need to be in bootclasspath before rt.jar.The only way to achieve this would be by …  |
| | I'm getting a null pointer exception pointing to the line containing [COLOR="Green"]dispatcher.forward(request,response); [/COLOR] Any suggestions as to where i have gone wrong. it wud be of gr8 help... thanks in advance:)[CODE] ArrayList empList =EmployeeDao.getEmpDetail();//this is defined already request.setAttribute("empList",empList); RequestDispatcher disp = request.getRequestDispatcher("/myPage.jsp") disp.forward(request,response);[/CODE] [CODE] ArrayList employeeList=null; ArrayList employeeList=(ArrayList)request.getAttribute("empList"); if(!employeeList.isEmpty()) { … |
| | Any good suggestions for creating a JSP that reads several initialization parameters and outputs them to a Web page.  |
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