Linux Tutorial

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  :: increase semaphores

  By blackonsole - October 22 2011 02:15 AM

  :: How to check semaphores

  ipcs -a
  
  ------ Shared Memory Segments --------
  key        shmid      owner      perms      bytes      nattch     status
  
  ------ Semaphore Arrays --------
  key        semid      owner      perms      nsems
  0x00000000 65536      daemon     600        1
  0x00000000 98305      daemon     600        1         

  :: Setup SSL in Apache

  By blackonsole - August 13 2011 08:15 AM

  :: What is SSL Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide communication security over the Internet. TLS and SSL encrypt the segments of network connections above the Transport Layer, using asymmetric cryptography for privacy and a keyed message authentication code for message reliability. :: wikepedia

  :: Install LibreOffice on Debi...

  By blackonsole - August 12 2011 03:32 PM

  :: What is LibreOffice LibreOffice is the power-packed free, libre and open source personal productivity suite for Windows, Macintosh and GNU/Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base. :: LibreOffice

  Free ext4 reserved blocks with...

  By blackonsole - February 18 2017 04:35 AM

  Check disk usage Check size of Reserved block count Change Reserved block ...

  :: nginx : www to non-www doma...

  By blackonsole - April 26 2012 02:52 AM

  :: How to redirect www to non-www domain in nginx + ...