How do I gain root from a suid script or program?

1

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Are there any problems which can only be solved by MapReduce and cannot be solved by PIG? In which kind of scenarios MR jobs will be more useful than PIG?

149

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Why we use 4-20 mA Analog signal for the PLC input? Why not 0-20 mA? Why not 5-25 mA?

1915

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Give me full details of about yourself

1942

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What is template engine?

27

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How do I install an older version of a wordpress plugin?

9

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What service provider’s register method does?

84

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How many petrol stations are there in the US?

188

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I have one flat file,in this file how many columns are there i don't know,but one ename column is there , just i want to cut the surname, so how to cut the surname, any one know the answer please guide me ? ename ----- tapan kumar nayak bala murugan kutal chkrobarthy biswo My output is like that OUTPUT ------ nayak murugan chakrobarthy biswo

2531

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What is after quad?

80

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what's one of the main benefits of using ad extensions?

1

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Are singleton beans thread-safe?

11

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What's the purpose of execute method of action class?

78

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Are you in favor of demonetization?

154

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How use linux command line?

102

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