Monthly Archives: February 2009

GNU/Linux Command – SUM

sum — Compute and Check . Summary: `sum’ computes a 16-Bit checksum for each given file(s)/stdin. By default, it computes checksums using an algorithm compatible with BSD `sum’ and prints file sizes in units of 1024-byte blocks. Example: [code] $...

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GNU/Linux Command – SHASUM

sha1sum – Compute and Check Secure Hash Algorithm Std 1 message digest. Summary: `sha1sum’ computes a 160-bit checksum/fingerprint/message-digest for each specified file. `sha1sum’ can also determine whether a file and checksum are consistent. The…

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GNU/Linux Command – CKSUM

cksum — Computes a CRC (Cyclic Redundancy Check) checksum. Summary: `cksum’ prints the CRC checksum for each file along with the number of bytes in the file. The CRC algorithm is specified by the POSIX Std. It is not compatible with the BSD or Sy…

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GNU/Linux Command – NOTIFY-SEND

notify-send – Send desktop notifications Summary: With notify-send, we can sends desktop notifications to the user via a notification daemon from the command line. These notifications can be used to inform the user about an event or display some f…

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GNU/Linux Command – FACTOR

factor — Print prime factors Summary: Print the prime factors of each number. The algorithm it uses is not very sophisticated, so for some inputs `factor’ runs for a long time. Example: [code] $ factor 25 -- Print prime factors $ factor 125 200 -...

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GNU/Linux Command – LSB_RELEASE

lsb_release — Show Linux Standard Base and Distribution info. Summary: If the installation is LSB compliant, the “/etc/lsb-release” file should contain the LSB_VERSION field and other optional fields like DISTRIB_ID, DISTRIB_RELEASE, DISTRIB_CODE…

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GNU/Linux Command – LOGGER

logger — Makes entries in the system log file. Summary: Logger is a shell command interface to the syslog system log module. It can be used to makes entries in the system log from the shell scripts. By default, messages will be logged in /var/log…

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GNU/Linux Command – DOS2UNIX

Creative Commons (CC) is the best and cheapest way to share your art, music or knowledge. URL: http://creativecommons.org/ dos2unix — DOS/MAC to UNIX text file format converter. Summary: Each OS will indicate the line end differently using Line F…

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GNU/Linux Command – UNIX2DOS

unix2dos — UNIX to DOS text file format converter. Summary: Each OS will indicate the line end using Line Feed (LF,10) or Carriage Return (CR,13). Unix uses LF as line end, Windows/DOS uses CR/LF and MacOS uses CR. So when transferring a file fro…

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GNU/Linux Command – MII-TOOL

mii-tool — Show/Check/Set the MII status. Summary: MII (Media Independent Interface) is a standard bus which connects network interface controllers to physical media interfaces (PHYs). PHYs are usually located on a network interface card itself, …

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