Tag Archives: servlet

Big Data to Tomcat Behind Nginx

In a Web application I created, I need to upload some data to a Java Servlet for further processing. I wish JavaScript could be more powerful so that I can process everything in the front end, but I could not find a good JavaScript library for the job.

Everything works well until some big changes got in – it stopped working sometimes and the pattern is not quite consistent. Initially I thought it was because of long time processing at the server side.

Posted in Applications & Tools | Also tagged , , | 2 Responses

How to Print out Http Request Headers in Java Servlet

While developing a new project, I need to check a request header from client side AJAX call in Javascript. This is not a difficult problem at all, but I found it’s pretty helpful with the headers printed in the log file, especially while debugging. The following code snippet iterates through all the headers and add their values into the string buffer, and further into logger of the Servlet. Notice that the value of a header is not a primitive value, therefore the inner loop is needed to go over each element.

Posted in Software Development | Also tagged , | 1 Response

Tricks and Tips on Paypal Integration

After releasing the DoubleClou ICE, I finally got some time to write what I had experienced with Paypal as a user and developer. Because the DoubleCloud ICE is productivity tool that sells within $100, I want people to buy it online quickly and easily. Given Paypal’s #1 position in online payment, I turned to Paypal without much thinking. After that I had gone through all the integration process from initial research to bring the site to production.

Posted in Software Development | Also tagged , , , | 1 Response

    My company has created products like vSearch ("Super vCenter"), vijavaNG APIs, EAM APIs, ICE tool. We also help clients with virtualization and cloud computing on customized development, training. Should you, or someone you know, need these products and services, please feel free to contact me: steve __AT__ doublecloud.org.

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