Fishbone: A GWT and Google App Engine Blog: An Objectify example to store data in the Google A...

By -
Fishbone: A GWT and Google App Engine Blog: An Objectify example to store data in the Google A...: If you're like me, then you've searched for a complete working example using Objectify with Google App Engine to persist data and utilize th...

Comments

Post a Comment

Popular posts from this blog

Upload file on Google cloud storage using Java servlet on google app engine

By -
Hopefully you have configured all jars and settings to run and deploy your project on google app engine using eclipse, if not then visit google app engine-->google cloud storage java api link.. https://developers.google.com/appengine/docs/java/googlestorage/overview ----------------------------------------------------------------------------- 1) index.html ------------------------------------------------------------------------------ <html> <body>    <div>       <form action="testStorage.do" method="post" enctype="multipart/form-data">          <p> Please write a file to test cloud storage... </p>          <input type="file" name="cloudFile" />          <input type="submit" value="Write a  file on cloud Storage">       </form>    </div> </body> </html> ---------...
Read more

Struts 2 : Warning :No configuration found for the specified action: 'Login.action' in namespace: '/'

By -
No configuration found for the specified action: 'Login.action' in namespace: '/'''. Form action defaulting to 'action' attribute's literal value. Solution: To remove this warning you need to change following... See your struts.xml file what name you have specified... If you are using namespace / and your action name is 'Login' then  replace Login.action to Login as given below... <s:form action=" Login.action " method="post" >   Use below with namespace  1) <s:form action=" Login " method="post" namespace="/">   Or   2) <s:form action=" /Login " method="post" >   Now you will not get this warning.
Read more

Read Images from a xlsx file using Apache POI

By -
This article is all about how to read and download images inside a file in xlsx format. We will use Apache POI using java. 1. Maven dependencies commons-logging-1.2.jar  commons-collections4-4.1.jar openxml4j-1.0-betapoi-3.16.jar poi-ooxml-3.16.jar poi-ooxml-schemas-3.16.jar xmlbeans-2.6.0.jar servlet-api 2. Sharing java code import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.List; import java.util.Map; import org.apache.poi.ss.usermodel.PictureData; import org.apache.poi.xssf.usermodel.XSSFCell; import org.apache.poi.xssf.usermodel.XSSFDrawing; import org.apache.poi.xssf.usermodel.XSSFPicture; import org.apache.poi.xssf.usermodel.XSSFRow; import org.apache.poi.xssf.usermodel.XSSFShape; import org.apache.poi.xssf.usermodel.XSSFSheet; imp...
Read more