cometta - Page 3 - Developer IT

cilent site javascript check file upload size

- by cometta

any javascript lib that can be used to check file size of the file before allow to upload to servlet?

html <input type="file"... check filesize with flash

may i know how to use javascript onChange on <input type="file"... so that when user selected files, onchange will call flash to return files size and decide what to do next 2nd. how to use javascript to exclude this check,if browser doesnt have flash feature

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GAE messaging service

- by cometta

let say i want my corporate server to communicate with google app engine vise verse. I know that gae do not support JMS,RMI etc. what is the best alternative for this kind of communication?(i think http get is not suitable for this kind of communicate) use task queue? both my corporate server and gae application using spring framework

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spring+hibernate set dont allow save

- by cometta

is there any parameter i can set in hibernate so that temporary not allow persist anything but only allow read only (temporary) ? can i set in applicationcontext.xml?

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hibernate restrictions.in with and, how to use?

- by cometta

I have table like below id, employee_no, survey_no, name 1 test 1 test_name 2 test2 1 test_name2 3 test3 1 test_name3 4 test4 2 test_name4 how to query with Restriction.in by combining below AND into one IN statement? IN[ (if(survey_no==1) && employee_no== 'test') , (if(survey_no==1) && employee_no== 'test2') , ... ]

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acegi + facebook / myspace / google

- by cometta

my app is using acegi as security. is there any facebook connect/google/myspace plugin i can hook up with acegi ?

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How can I use client-side JavaScript to restrict the size of file uploads?

- by cometta

Is there a JavaScript library that can be used to check the size of a file before allowing it to be uploaded to a Java servlet?

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google caja how to use

- by cometta

let say i have a page , and i want to allow 3rd party to embed small application/iframe into my page. in order to use caja on my page to secure the 3rd party small app/iframe. do i need to put any extra javascript/serverside code in order to use caja? fetching of the 3rd party small application is done through proxy or direct iframe?

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proper way to use list to array?

- by cometta

public class TestClass{ private String divisions[] ={}; public void doAction(){ Collection testArray = new ArrayList(); // put testArray will data divisions = (String [] ) testArray.toArray(division); //should i use this divisions = (String [] ) testArray.toArray(new String [] {}); //should i use this? } } if i use case 1, and i call doaction multiple time, the division, something will show wrong records if i use case2, divisions will always show the correct records. is my assumption should use case 2?

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hibernat createSQLQuery use CacheQuery?

- by cometta

Query query=getHibernateTemplate().getSessionFactory().getCurrentSession().createSQLQuery( "select... getHibernateTemplate().setCacheQueries(true); List result= query.list(); getHibernateTemplate().setCacheQueries(false); return result; may i know when i do manual "createSQLQuery" how to use cacheQuery? the above doesnt cache the result. show_sql still showing every request get from database

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