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  • General - Linux

    Either all Options must start with + or -, or no Option may. Action ‘start’ failed

    July 19, 2018 - By itdoctor

    AH00526: Syntax error on line 5 of /etc/apache2/sites-enabled/awstats.conf: Either all Options must start with + or -, or no Option…

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  • General - Programming

    Route 53: Apex domain quick fix

    July 2, 2018 - By itdoctor

    apex, bare domain ( domain without www) and www.domain.com should point to the same IP. In amazon load balance or…

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  • General - Linux - Programming

    git: fatal: index-pack failed

    June 30, 2018 - By itdoctor

    I recently had to clone a very large repository through SSH, every time i did i got this error  …

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  • General - Linux

    Apache 2.4 – increase server limit

    May 18, 2018 - By itdoctor

    By default Apache only allows upto 150 connections, if the number is over, you will be in the queue. It…

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  • General

    Mac OS: How long my Mac has been running?

    April 30, 2018 - By itdoctor

    Open terminal and run   [crayon-6844ace5ef4f0274698748/]  

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  • General - Linux

    Add new user and add it to sudo group

    April 30, 2018 - By itdoctor

    With 12.04 and later If the user already exists [crayon-6844ace5ef5b0395056798/] To create the user [crayon-6844ace5ef5b2120036868/]

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  • General

    Can’t send to hotmail.com , blocked by Outlook.com ?

    March 26, 2018 - By itdoctor

    Do you see this error in your mail.log? “Please contact your Internet service provider since part of their network is…

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  • General - Linux

    Dovecot: (keywords_update_records): assertion failed: (data_offset >= sizeof(struct mail_index_record))

    March 24, 2018 - By itdoctor

    This means your index is corrupted, we need to rebuild it find /user/emailfolder -name ‘dovecot*’ -type f -delete”

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  • General - Linux

    Secure Web/Mail/Database with certificate

    March 18, 2018 - By itdoctor

    Web/Mail/Database can use the same certificate to allow its client to connect to the server. Postfix: [crayon-6844ace5ef68b403883884/] Dovecot (POP3/IMAP server)…

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  • General - Linux

    Ubuntu: cp copy overwrite without prompting

    March 14, 2018 - By itdoctor

    when you run: cp -rf /source/* /destination , it always ask you to confirm the overwrite action. Root cause: it’s…

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