Epson EB-G5000 series

Epson has launched Epson EB-G5000 series multimedia projectors.They include EB-G5600,EB-G5650W,EB-G5950,EB-G5450WU and EB-G5750WU.It comes with Epson's proprietary 3LCD technology ,Crystal Clear technology and split-screen function.The multi PC projector can connect upto 16 computers at one time.The price range is Rs1.42 lakh to Rs.2.83 lakh.

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UNIX : How to ignore lines with certain names

Sometimes we need to ignore multiple lines with certain words and get the list out of the file. usually it will be a log file to read . The below grep command can be used to ignore multiple words present in a text file. Lets say the file contain $ cat list.txt apple orange apple banana papaya Now we need to ignore line with orange , banana and papaya . So we can use the below grep command. $ cat list.txt | grep -Ev "orange|banana|papaya" apple apple It will ignore lines with the words in -v part of grep.

UNIX : How to get record count from zipped file

Sometimes we may need to get records count from file . For that we can use wc -l , command with file name. In some situation the file will be in compressed format . wc -l will not directly work with zipped files . In this case we can do zcat the file and pipe the word count command with it. Example : Let say we have a file cricketData.dat.gz To get word count from the file use : zcat cricketData.dat.gz | wc -l This will give the record count.

Scala

Scala is a object oriented functional type programing language. All variables declared in scala is considered as objects.

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