Arithmetic Operators Comparison Operators Logical Operators SQL Arithmetic Operators Addition +, add two value Subtraction -, Subtracts right hand operand from left hand operand. Multiplication *, Multiply two value Division /, Divides left hand operand by right hand operand Modulus % , Divides left hand operand by right hand operand and returns the remainder SQL […]
String Data Types Integer Data Types Date and Time Data Types String Data Types in SQL char(n) used to store string of fixed length (max 3000 varchar(n) used to store string of variable length varchar(max) nchar nvarchar text used to store string up to 2GB size ntext binary(n) varbinary image used to store binary string
Syntax of tee command tee [option] [file] tee command options To get help with tee command and display all options available for tee command use tee –help command. tee –help tee –version tee command usage with examples free | tee memory.txt Here I am using tee command pipe with free command and output of free
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type time time ls time wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz help time
time command in Linux, Uses of time command with examples Read More »
tail –help tail –version cat alpha.txt cat cal.txt tail file tail alpha.txt tail file1 file2 tail cal.txt alpha.txt tail -q file1 file2 tail -q cal.txt alpha.txt tail -n file tail -n 5 alpha.txt tail -5 alpha.txt tail +9 alpha.txt tail -c file tail -c 25 alpha.txt tail -v file tail -v alpha.txt
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tac –help tac –version tac filename tac abc.txt tac file1 file2 … tac abc.txt def.txt tac -b abc.txt def.txt tac -r abc.txt def.txt echo “Sandy,Mandy” | tac echo “Sandy,Mandy” | tac -s , echo “Sandy,Mandy” | tac -b -s ,
tac command in Linux, Uses of tac command with examples Read More »
last –help last –version last last -number last -5 last -a last -d last -f filename last -F last -i last -n last -R username last -s last -t last -p last -w username last -x last -s -5days -t
last command in Linux, Uses of last command with examples Read More »
md5sum –help md5sum –version md5sum abc.txt md5sum -b abc.txt md5sum –tag abc.txt md5sum -t abc.txt md5sum -z abc.txt md5sum -c abc.md5 md5sum –quiet -c abc.md5 md5sum –warn -c abc.md5
md5sum command in Linux, Uses of md5sum command with examples Read More »
whoami command in Linux is used to display the name of the currently logged-in user in a shell. It displays the user name associated with the current effective user ID. Uses of whoami command with example To get help about whoami command and find available options for whoami command, use whoami –help command. whoami –help Display
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wc command is an abbreviation for word count and wc command is mainly used for counting purpose. It is used to count the number of characters, words, new lines, and bytes in a file or standard input. In this tutorial, you will learn about wc command in Linux/Unix and the uses of wc command with
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