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OS X: How to Lock Your Computer from the Menu Bar

If you are security minded and worried about others using your computer while your are away, you can easily lock your desktop to keep it safe from prying eyes.

Preview: Open All Images in One Window

By default, the Preview application in OS X opens groups of images in one window; however, individually selected images are each opened up in their own windows. If you prefer to work from a single window instead, this tutorial will show you how to configure Preview to open all images in one window, regardless of how they are selected.

Photoshop: Change Default Unit from Inches to Pixels

Like most people, I love photoshop. Pondering that fact, I now realize that it is probably the only Adobe product that I can tolerate. Since I mostly work on web graphics, the first thing I do with every new installation is to change the default unit from inches to pixels.

How Do I Undo More in Photoshop?

By default, Photoshop remembers only twenty previous actions from which one can undo. While this is acceptable for normal use, many power users will find it limiting when working on large projects. Continue reading to tweak Photoshop to remember more past actions. This tutorial has been tested in PS CS4, CS5, and CS6.

XP/2000: Text Too Small on High DPI Notebook Screens and Monitors

By default, Windows XP and 2000 do not support high-DPI screens. The following Tech-Recipes tutorial describes how to change this.

Execute System Restore from the Command Line / Safe Boot

If System Restore is not working well for you, you will have more success running it from the command line.

Change IP Addresses Considered Local by iPlanet Messaging Server tcp_intranet

The iPlanet/SunONE Messaging Server message transfer agent (MTA) handles mail through different channels. One default channel, tcp_intranet, receives mail from the users considered local, on the local area network or Intranet. If a user does not authenticate during an SMTP session and is connecting from an IP address not considered local, the user will receive a 5.7.1 Relaying not allowed error message. This tech-recipe describes the configuration change which solves this problem.

Quicktime: Invalid Public Movie Atom was Found in the Movie

When using quicktime in Windows or OS X, this error is occasionally seen when trying to view video files. Here is the cause and the fix.

Windows 8: Find Apps in Preferred Language

As the number of applications in the Windows Store grows, it will be harder to find quality applications in your main language. Luckily, the Windows Store has an option to focus on applications with specific language support.

Linux: Convert Audio and Music Files

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From changing those pesky .wma files to .mp3s or just adjusting the bitrate to save space, the re-encoding of audio files is commonly required. This tutorial on the installation and use of soundconverter should help you manipulate audio files within your Linux system.

Windows 8: Set Up Extra Passwords

Unlike the previous versions of Windows, Windows 8 let user have more than one password option per account. By setting up additional password techniques, users can prevent getting locked our of their systems if the password is forgotten. This tutorial will describe how to set up and use a gesture-based password and PIN code in Windows 8.

Prevent VBScript Files (*.vbs) from Running

VBScript files can be harmful to your system. This tutorial details how you can prevent their execution.

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