Can you explain how AI is used in education for adaptive learning?

72

Assuming both a local($var) and a my($var) exist, what's the difference between ${var} and ${"var"}?

963

if i have two tables table1 table2 1a 1a,b,c,d 1b 2a,b,c,d,e 1c 1d 2a 2b 2c 2d 2e how can i get data as same as in tables? how can i implement scd typ1 and type2 in both server and in parallel? field1 field2 field3 suresh , 10,324 , 355 , 1234 ram , 23,456 , 450 , 456 balu ,40,346,23 , 275, 5678 how to remove the duplicate rows,inthe fields?

2167

If density of cement is 1500 Kg/m3, the how is specific gravity 3.15 ? (Density of water is 1000 Kg/m3)

2316

How do I use unicode codesets with the weblogic jdriver for oracle driver?

1053

What is webdriver wait in selenium webdriver?

1054

Is hadoop required for data science?

674

what is the difference between Mage::getModel() and Mage::getSingletone() in Magento?

5

What type of code is found in a code-behind class?

873

Dataset is the disconnected environment. suppose if you are binding records to gridview (disconnected environment) and you are making changes to the the grid but before updating the database if any other user modify the data, how will you avoid such problem?

2140

What is a run unit?

1379

What property is used to set the speed of marquee in html?

879

What are white spaces in java?

1025

Explain the concept of ssi ?

1035

Scenarios to test wireless Speaker via bluetooth

5462