Author: <span class="vcard">synapsys</span>

Commands: Sudo!!

If you’re like me, you often forget to type sudo before a command that requires admin privileges and you probably see a lot of messages like this: Simply type sudo!! to add the sudo command to the beginning of your last command


HowTo: Set up an Ubuntu workstation on an ESXi server

Overview This guide will show you how to install a Ubuntu workstation on ESXi, and connect to it via RDP. Initial Setup Download ISO http://www.ubuntu.com/download/desktop Build VM w/16GB & 100GB drives, 2 vCPUs and 4GBs of RAM Attach ISO, boot, install Ubuntu (installation guide) VMware tools installation Initiate the VMware tools installation through vsphere client Extract the…


HowTo: Log On To Office 365 Using PowerShell

Overview Run this PowerShell script to log on to Office 365 Exchange Management Shell and MSOL. When run, the script will prompt you to enter your Office 365 credentials, then connect to both services. Prerequisites Download and install Microsoft Online Services Sign-In Assistant for IT Professionals BETA http://www.microsoft.com/en-us/download/details.aspx?id=39267 Download and install Windows Azure Active Directory…


HowTo: License a single VMware ESXi host

Overview ESXi registration is free, although the steps to getting a license key are not necessarily straight-forward. You will need to register a free account with VMware in order to get a license key. Get a license key 1. Log on to VMware.com and register and account. The current link is:https://my.vmware.com/web/vmware/registration2. Log in using your…


QuickStart: System File Checker tool for Windows

Overview The System File Checker tool (SFC) calculates a hash for each Windows system file, and compares it with the hash from the original system file. An un-modified version of all system files are kept in the Winsxs folder in Windows Vista and later. In Windows XP and earlier, you must use an OS CD…


HowTo: Jailbreak an iPhone running iOS 5.1.1

Caution: Jailbreaking your iPhone can be risky. If you use software to jailbreak, you are implicitly trusting the software developers. Be careful not to unplug your iPhone during the jailbreak process. Be sure to backup your iPhone & transfer purchases to iTunes prior to any and all jailbreak attempts. If you are using a laptop,…


QuickStart: Port scanning with nmap

Disclaimer: Port scanning anything other than your own machines on your own LAN can be considered illegal and a precursor to attack. I do not condone port scanning anything other than your own PCs, or any type of illegal activity. Overview Port scanning is a way to discover open ports on a machine. This can…


HowTo: install an rpm package in Ubuntu

  Overview Packages in Linux are pre-compiled binaries that can be used to easily install software. Debian and Debian derivative (Ubuntu, Mint) distributions use .deb packages. Redhat and Redhat derivative (Fedora, CentOS) distributions use .rpm packages. Sometimes you need to install a package in Ubuntu, but an rpm package is all that is available. You…


HowTo: Backup/Synchronize files and folders using SyncToy

Overview SyncToy is a free application from Microsoft. It can be very useful for keeping two folders identical between user accounts, across network drives, or for backup purposes. It does not have as many features as a full, commercial backup application, but it can be useful for light-duty backup and sync.  Download and Install You…


HowTo: Install VMWare ESXi 4.1 on ASUS P5Q-E

Overview VMWare’s ESXi is a bare metal hypervisor that can host your virtual machines. ESXi is meant to be installed on server hardware, but it will run on most PC hardware. The issue you will run into when installing on PC hardware is driver support. The ESXi installation will fail without a proper LAN driver,…