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Month: May 2016

Docker on Red Hat Enterprise Linux

Docker on Red Hat Enterprise Linux

Red Hat Enterprise Linux Docker is supported on Red Hat Enterprise Linux 7. This page instructs you to install using Docker-managed release packages and installation mechanisms. Using these packages ensures you get the latest release of Docker. If you wish to install using Red Hat-managed packages, consult your Red Hat release documentation for information on Red Hat’s Docker support. Prerequisites Docker requires a 64-bit installation regardless of your Red Hat version. Docker requires that your kernel must be 3.10 at…

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Linux CHMOD File Permission Secret Coding from the 1970s

Linux CHMOD File Permission Secret Coding from the 1970s

CHEATER CALCULATOR — > http://chmod-calculator.com/ chmod owner|group|world filename Numeric equivalents (octal) based on the table below: 4 read (r) 2 write (w) 1 execute (x) Practical Examples: chmod 400 mydoc.txt read by owner chmod 040 mydoc.txt read by group chmod 004 mydoc.txt read by everyone chmod 200 mydoc.txt write by owner chmod 020 mydoc.txt write by group chmod 002 mydoc.txt write by everyone chmod 100 mydoc.txt execute by owner chmod 010 mydoc.txt execute by group chmod 001 mydoc.txt execute by…

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Recover a forgotten root password on Redhat 7 Linux system

Recover a forgotten root password on Redhat 7 Linux system

Recover a forgotten root password on Redhat 7 Linux Selinux system The way on how you can reset a forgotten root password on a Linux system have not changed for many years. Resetting a root password on RHEL7 Linux system have not change much except that now we deal with SElinux and the system is now using systemd instead of init. Nevertheless, those who have already did reset root password on the Linux system will be with the following steps…

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NetApp CIFS Permissions

NetApp CIFS Permissions

List CIFS Shares and Permissions cifs shares Granting and removing access using the CIFS access command: Using the NetApp storage system console (i.e via Putty) Use the cifs access command to grant or remove access to a share. To add access to a share, type: cifs access <share> [-g] <user|group> <rights> To remove access to a share type: cifs access -delete <share> [-g] <user|group> Note: Rights can be UNIX-style combinations of r w x – or NT-style “No Access”, “Read”,…

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Setting up VMware Update Manager service for isolated networks

Setting up VMware Update Manager service for isolated networks

Setting up VMware Update Manager service for isolated networks (1004455) Purpose This article provides steps for setting up VMware Update Manager to patch ESX hosts that do not have connectivity to Internet. Note: For information about vCenter Update Manager 4.x, see the VMware vCenter Update Manager Administration Guide, Configure an Apache or an IIS Web server as a patch source for vCenter Update Manager (1019288) and Install PowerPath/VE for VMware vSphere by using vCenter Update Manager and UMDS (1019844). Resolution To setup…

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C# and VB.NET Comparison Cheat Sheet

C# and VB.NET Comparison Cheat Sheet

by Steven Swafford Feedback C# and VB.NET Comparison Cheat Sheet This document is an authorized derivative of Frank McCown’s “VB.NET and C# Comparison” (C) 2005 at http://www.harding.edu/USER/fmccown/WWW/vbnet_csharp_comparison.html This work is licensed under a Create Common License [ Download Word Version or PDF Version ] Comments VB.NET ‘Single line only Rem Single line only C# // Single line /* Multiple line */ /// XML comments on single line /** XML comments on multiple lines */ Program Structure VB.NET Imports System Namespace…

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Common administrative commands in Red Hat Enterprise Linux 5, 6, and 7

Common administrative commands in Red Hat Enterprise Linux 5, 6, and 7

Common administrative commands in Red Hat Enterprise Linux 5, 6, and 7 Updated September 25 2015 at 2:31 PM – English Lists common administrative commands for Red Hat Enterprise Linux 5, 6 and 7. Printable poster also available. System basics Task RHEL5 RHEL6 RHEL7 View subscription information /etc/sysconfig/rhn/systemid /etc/sysconfig/rhn/systemid subscription-manager identity subscription-manager identity Configure subscription rhn_register subscription-manager 1 rhn_register rhnreg_ks subscription-manager subscription-manager2 rhn_register 3 View RHEL version information /etc/redhat-release View system profile sosreport dmidecode hwbrowser sosreport dmidecode lstopo lscpu Basic…

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Resetting WordPress Password

Resetting WordPress Password

Resetting Your Password In WordPress, there is more than one way to set your password. In normal circumstances, you can do it through the WordPress interface. If you forget your password, WordPress has a built in recovery mechanism that uses email. But on some hosts, especially when email isn’t working right, sometimes you have to take different steps to reset your password. Here’s a list of different ways to reset a password. Any one of them will work, and you…

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