Developer OneNote » Tips

Delete windows.old

emma — Mon, 19 Apr 2010 15:59:56 +0000

Windows.old is a folder that contains archive information from previous windows system(XP/VISTA) when you upgrading to VISTA/Win7. It mainly stores programs and files that are required to run the earlier version of Windows and contains following folders.

Windows
"Documents and Settings"
"Program Files"

You might end up having a windows.old folder taking up 20+ gigs on your system drive.

If you don’t need windows.old folder and want to safely delete this folder, follow the instructions below:

Select Start, then All Programs, then Accessories, then System Tools, and then Disk Cleanup.
If you are using Windows 7 or Windows 8, select Clean up system files. If you are using Windows Vista, select Files from all users on this computer.
Select the Previous Windows installation(s) check box, and click OK.

IMPORTANT: Be sure to back up all important documents/files from the previous OS before following this article.

Span Remote Desktop Across Multiple Monitors

emma — Thu, 25 Mar 2010 18:09:14 +0000

To span remote desktop across multiple monitors, launch an RDP connection using mstsc /span from the command prompt on your machine. This works on Vista/Windows 7. If you have a Win2K3 machine then you need have Terminal Services Client 6.0 installed. You can download it here.

Update

If you use Remote Desktop Client 7.0 connect to Window 7 or Windows server 2008 R2 remote machine, you can simply check "Use all my monitors for the remote session" to do this.

Delete blank lines from text file

emma — Mon, 22 Mar 2010 16:11:04 +0000

This note is for a few quick ways to delete all blank lines from a text file.

sed ‘/^$/d’ file > file_new
grep -v "^$" file > file_new
(This is for Notepad++ users) Select all text (shortcut Ctrl+A) and then click Menu TextFX -> TextFX Edit -> Delete Blank Lines

Forget WordPress Admin Password

emma — Sun, 14 Mar 2010 18:42:08 +0000

After setup local WordPress environment, WordPress will generate a password for admin logon. The password is so strong that forget the password can easily happen. The easiest way to get admin password back is reset it again in database.

Here is the SQL command that will do it:

UPDATE ‘wp_users’ SET ‘user_pass’ = MD5(‘PASSWORD‘) WHERE ‘user_login’ =’admin’ LIMIT 1;

Note you need update red PASSWORD to the real password you want reset.

After the command succeeds, you will be able to login to WordPress with new password.

Batch Script Tips

emma — Mon, 01 Mar 2010 08:21:29 +0000

Getting the current working directory cd /d %~dp0 Comment: %0 is the name of the batch file. ~dp gives you the drive and path. Related posts: Synchronizing two batch files Symbolic Links Access denied when creating a folder just deleted … Continue reading → Related posts:

Find Computer Owner

emma — Thu, 28 Jan 2010 16:08:30 +0000

At times people want to find out who owns a certain machine.

My Network places -> Search Active Directory -> Find: Computers, Enter Computer name: “FOOBAR”, Click “Find Now”, Select Result, Right Click “Manage” -> Local Users and Groups -> Groups -> Administrators -> (Find who is an admin on the box).

Another method is to open dsa.msc in MMC and Select “Advanced” View, then lookup computers and look at the Security tab.

The tool, srvinfo.exe, is also useful for learning info about a machine.

Windows could not connect to the System Event Notification Service

Nice Win7 shortcut key combinations

emma — Tue, 19 Jan 2010 16:27:40 +0000

A list of shortcuts specific to Windows 7

Windows shortcuts

WinKey + Up arrow	Maximize window
WinKey + Down arrow	Restore/Minimize window
WinKey + Left arrow	Snap window to left
WinKey + Right arrow	Snap window to right
WinKey + Shift + Left arrow	Jump window to left monitor
WinKey + Shift + Right arrow	Jump window to right monitor
WinKey + Home	Restore/Minimize all other windows

Taskbar shortcuts

WinKey + T

Preview the first taskbar entry

Press again to move forward through taskbar entries

WinKey + Shift + T

Preview the last taskbar entry

Press again to move back through taskbar entries

(after pressing the keystroke once, use left and right arrow keys to cycle through)

Winkey + # (1-9)

Launches a new instance of the application on the # (1-9) slot on the taskbar

Desktop shortcuts

WinKey + Space	View the desktop
WinKey + G	Bring gadgets to the top of the Z-order
WinKey + P	Opens projection options (Computer Only, Duplicate, Extend and Projector Only)
WinKey + X	Mobility Center

Accessibility shortcuts

WinKey + +	Zoom in
WinKey + -	Zoom out

Explorer shortcuts

Alt + P

Show/hide preview pane

Mouse Shortcuts

Shift + Left click on taskbar icon	Open a new instance
Shift + Middle click on taskbar icon	Open a new instance
Ctrl + Shift + Left click on taskbar icon	Open a new instance with admin priveleges
Shift + Right click on taskbar icon	Show window menu (Restore/Minimize/Close, etc)
Shift + Right click on taskbar group	Show window group menu (Restore/Minimize/Close All)
Ctrl + Left click on taskbar icon	Cycle between windows (or tabs) in the group

How to make your machine think it has less memory than it really does

emma — Sun, 17 Jan 2010 15:56:24 +0000

There’s a hidden, system, read-only file called boot.ini in system boot drive. Here’s a sample to run 1 GB dual as a 128 MB uniprocessor: [boot loader] timeout=30 default=multi(0)disk(0)rdisk(0)partition(2)\WINDOWS [operating systems] multi(0)disk(0)rdisk(0)partition(2)\WINDOWS=”Microsoft Windows XP Professional” /fastdetect /numproc=1 /maxmem=128 Related posts: … Continue reading → Related posts:

Recover deleted mail in outlook

emma — Sun, 17 Jan 2010 15:47:35 +0000

Have you ever deleted an email, emptied your deleted items folder and then realized one day or two later that you need them? Well you can recover them in outlook using the following easy steps:

Select the ‘Delete Items’ folder
Go to Tools->Recover Deleted Items…

You will see a nice list of all the email that you have deleted. However, you’ll need to know either the sender or the subject since you can’t search or open the items but you could always recover everything and then re-empty the Deleted Items Folder.

Update: In Outlook 2010, its Folder –> Recover Deleted Items

Changing the computername

emma — Tue, 05 Jan 2010 15:26:37 +0000

Domain joined netdom.exe renamecomputer %computername% /NewName:<new name> /userd:domain\user /passwordd:* Non-Domain joined wmic.exe computersystem where name="%computername%" rename name="<new name>" Related posts: Enable/disable the built-in administrator account Related posts:

Enable/disable the built-in administrator account