Linux Input Redirection descriptions
< stdin Bash shell uses stdin to take input. In input redirection. A file is made input to the command and this redirection is done with the help of '<'…
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Linux Input Redirection descriptions
Describe of Unix Operating System .
The Linux date, cal, sleep, time, zcat, bzip2, bzcat, df command Introduction
Unix and Linux Command date is displays date, time, time zone, etc. Sample syntax of date command : # date See your terminal, current date of our system is displayed…
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The Linux date, cal, sleep, time, zcat, bzip2, bzcat, df command Introduction
Linux gzip command options
Gzip (GNU zip) is a compressing tool. Which is use to truncate the file size. Original file will be replace by the compressed file ending with extension (.gz) with by…
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Linux gzip command options
Linux uniq command with options and descriptions
The uniq command you can form a sorted list in which every word will occur only once. Sample syntax of uniq command : # command <filename> | uniq Like example…
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Linux uniq command with options and descriptions
Linux comm command description
'comm' command compares two files or streams. By default, 'comm' will always display three columns. Number of first column indicates non-matching items of number of first file, The column number…
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Linux comm command description
How to filters command in linux systems
Linux Filter commands accept input data from stdin (standard input) and produce output on stdout (standard output). It transforms plain-text data into a meaningful way and can be used with…
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How to filters command in linux systems
Linux Commands more than 100
Practice more than 100 common and very important Linux command. This is very helpful everyday life for beginners and professionals every one. Now you can practice more and more than…
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Linux Commands more than 100
Linux Variable (var) and Non-Standard directores command descriptions
'var' is short for variable. Files that have an unexpected size. Whose content is expected to change continuously (that's why it is named as variable) during normal operation of the…
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Linux Variable (var) and Non-Standard directores command descriptions
Unix System Resources, Directory – /usr
Unis System Resources in directory: /usr The /usr directory usually contains the largest share of data. It is also called secondary hierarchy as it contains binaries, libraries, documentation for all…
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Unix System Resources, Directory – /usr
Overruling noclobber
The Unix and Linux overruling noclobber means you can overwrite an existing file while noclobber is set by using '>|' sign. Sample syntax of : # command >|<filename> # echo…
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Overruling noclobber