Answer Posted / poornimad

Session is used for maintaining the particular value
throughout the session..(brower closed)

e.x: session[:value]="poornimad"

this values is not changed until the brower closed..

Cookies:
*********
This is used to store the values in the Browser..this
value is not delete till the cookies are deleted..This
cookies concept is same as Java cookies.The concept is same.

How are the key differences between python and ruby?

874

---

Explain rails migration.

882

---

What are rails validation used for?

814

---

who developed rails?

836

---

What is rake?

799

---

Mention the differences between the observers and callbacks in ruby on rails.

802

---

Do you know what is cross-site request forgery (csrf) and how rails is protected against it?

805

---

how does ruby on rails use the model view controller (mvc) framework?

763

---

Do you know what is rake in rails?

786

---

Mention the role of rails controller.

813

---

Explain about Dig, Float and Max?

845

---

Do you know what are the types of caching used in rails, what are they?

779

---

What is the purpose of auto_load in ruby?

858

---

What I have to do to view my project always on browser?

827

---

How do I find only duplicate entries in a database table?

910

---