when we login sql editor using username and password then it says this error "could not resolve service name" then what can we do at client side.( here thing is tnsnames.ora file is ok till yesterday and worked well, but now it giving error.

780

---

Explain code signing in ios?

55

---

What is element and attributes in xml?

47

---

Can you adjust yourself to th culture of bank?

114

---

What is javascript remoting for apex controllers?

5

---

---

what is the advantages og idmt relay over magnetic relay??

2942

---

what is the universal communication protocol?

1142

---

What is a delegate? How can it works?

93

---

Which thing is maximum in RLC circuit at resonance a)power consumption b)inductive current c)capacitive voltage

755

---

How do you declare ranges operator in kotlin?

14

---

Someone who protect my excel file, m using ms office 2007 and windows 7 operating system, pls help me, how can i unprotect sheet

1344

---

Mention few features that Kotlin provides but not java ?

36

---

what is normalisation?what are its uses?

1227

---

What do you mean by cardinality and its types?

57

---

I am looking for selenium RC online Training in chennai. can any one tell me the best institute

973

---