Freeware Office tools: Database

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http://www.hlrnet.com/frofdata.htm

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Setup mail server with ldap authentication in docker

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Install VMware workstation 11 on Fedora 21 with kernel 3.17

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Here is some solutions which might be able to help you during your VMware workstation 11 installation on Fedora 21 with kernel 3.17. 1. When you try to power on a virtual guest, you received error : "Unable to change virtual machine power state internal error". Change the option mks.enable3d in the .vmx file from TRUE to FALSE . mks.enable3d = FALSE 2. When you try to power on a virtual guest, you received error: "Version mismatch with vmmon module: expecting xxx.x, got yyy.y. You have an incorrect version of the 'vmmon' kernel module. Try command below, these steps will help to patch vmnet source code: # curl http://pastie.org/pastes/9934018/download -o /tmp/vmnet-3.19.patch # cd /usr/lib/vmware/modules/source # tar -xf vmnet.tar # patch -p0 -i /tmp/vmnet-3.19.patch # tar -cf vmnet.tar vmnet-only # rm -rf *-only # vmware-modconfig --console --install-all 3.  When you try to power on a virtual guest, you received error: "Failed to open device
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How to allow non root user to execute hping command ?

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If you run hping command without root permission or without sudo and you receive this error : [open_sockraw] socket(): Operation not permitted [main] can't open raw socket This command might be able to help you. sudo setcap cap_net_raw+ep /usr/bin/hping3 (or any location of the hping command) setcap command is to set file capabilities. What are filesystem capabilities?    For the purpose of performing permission checks, traditional Unix implementations distinguish two categories of processes: privileged processes (whose effective user ID is 0, referred to as superuser or root), and unprivileged processes (whose effective UID is non-zero). Privileged processes bypass all kernel permission checks, while unprivileged processes are subject to full permission checking based on the process's credentials (usually: effective UID, effective GID, and supplementary group list).  Starting with kernel 2.2, Linux divides the privileges traditionally associated with super
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