What are possible key words, we can use to declare a class?2 1595
Carnot cycle2 2602
How does final modifier work?1 1706
i have multiple .csv files in a unix directory. every file is having variable names as header.even for empty file also. suppose take 3 files a.csv b.csv c.csv a.csv contains data as name;age,salary; raja;34;4000; ravi;33;5000; kumar;25;3000; b.csv contains data as name;age,salary; ajay;40;4500; and c.csv contains name;age,salary; (only headers) Now i want to import and append all these files in to a single dataset. i tried infile statement with *.csv to import all at a time. but i m not getting correct data. please help me . its urgent. thank you in advance2 1913
i have some csv files in a directory which have sub-directories also. now how can i merge all .csv files in to one with a single header. for example: have some 4 files. 1.csv--------name,age,sal abc,25,4000 2.csv--------name,age,sal vgd,32,3500 3.csv--------name,age,sal hfg,20,5000 4.csv--------name,age,sal asd,15,2000 now my output file should be like 5.csv----------name,age,sal abc,25,4000 vgd,32,3500 hfg,20,5000 asd,15,2000 and please explain the code for me. as i am new to scripting. thank you in advance894
what is stacked chart , Bar chart, Column chart?1 1527
What is the more accurate formula to convert wet concrete to dry aggregate instead of the 54% method?885
what is system testing? explain with an example.1 1908
How. To pass the entrance test1 725
where you wants to see you after 5 year?1 765
Write a function expand(s1,s2) that expands shorthand notations like a-z in the string s1 into the equivalent complete list abc...xyz in s2 . Allow for letters of either case and digits, and be prepared to handle cases like a-b-c and a-z0-9 and -a-z. z-a:zyx......ba -1-6-:-123456- 1-9-1:123456789987654321 a-R-L:a-R...L a-b-c:abbc
What are the various diagnostic operators available in Apache Pig?
what is puchase life cycle?
RRB exam qustions.
Debenture,Mutual Fund& bonds Types?
What is Children?
what is the diffrence betwen primary pumps and secondary pumps in aircoditioning field
I need HT sphere gap calibration table. Can any body help me.
what is meant by motor startup supervision & motor load jam protection ?
How many scripts did you have?
How database extend?
What course have you applied to study at London School of Arts?
How to calculate fault level of 11 KV system
What is $q service and when to use it?
Explain how and when a DNS request is solved when a user tries to surf to the site www.abcdeg.in .Assume the user machine uses a local name server and sits on another network other than www.abcdef.in.