Tech Tips

Windows NT : Disk and File Management

Compressing files and folders

In this age of huge hard drives, you might forget that there are still times when disk compression can be helpful. For example, files or folders used sporadically can be compressed to save disk space, as can files in users' home directories. Doing so will save space on your file...

My Mapped Network Drive list is too long

If you need to remove some of the items from your Mapped Network Drive list, you can do so by editing the HKEY_CURRENT_USER\Software\Microsoft\WindowsNT\CurrentVersion\Network\ PersistentConnections registry subkey. Delete the entries that you need to, then be sure to change the Order value to remove the letters of the mappings you deleted....

Prevent the power users from mapping drives

Are you discovering that power users are mapping drives they shouldn't? Here's how to prevent them from doing so. Note: This involves registry editing, so be sure you have a verified backup before you begin. Using Regedit32, navigate to HKEY_USERS\.DEFAULT\Software\Microsoft\ WindowsNT\CurrentVersion\Network\Persistent Connections. Double-click SaveConnections, a type REG_SZ entry, and change...

Fix that Recycle Bin

The Info file in the Recycler folder sometimes gets corrupted and thus will show an empty Recycle Bin even if there are files in the Recycler folder. Windows will automatically recreate the Info file if it's missing, so the easiest way to repair this is to delete the Info file....

How can I undelete a file in Windows NT?

If you've permanently deleted a file - which is to say that it's not in the Recycle Bin—and realize that you still need it, there may be a way to recover it. It's important to stop all activity on the computer as soon as possible once you realize you need...

Expand your files

When you lose a critical system file, you don't necessarily have to reinstall your operating system. Use Expand.exe to restore your files to the system. This will work in both NT and 9x. (Expand is included in NT, the Windows 98 Resource Kit, and the OLDDOS directory of the Windows...

Delete illegal files!

Sometimes a file bearing a name that makes it difficult to delete shows up on a disk. The problem could be an illegal character or an invalid filename, such as LPT0, NUL, or CON. When you try to delete such a file an error message tells you that the filename...

Using a batch file to check for file existence

Did you know that it's possible to use a batch file to check for the existence of a file and then perform a routine when it arrives? This routine comes in handy when you need to run a program after a file has been sent via FTP to your computer....

Size limit for font files

On Windows NT workstations, users may have access to numerous font-heavy applications. In fact, Office 97, 2000, and Internet Explorer basic installs can add 40+ MB of font files. If users tell you that fonts are not being displayed correctly, they've got blank spaces between letters, or strange characters appear...

File by association

Users sometimes accidentally associate the wrong application with a file. Two commands, ASSOC and FTYPE, allow you to correct this problem by managing file associations from a command prompt (or in a batch file). Typing assoc, without parameters, displays the currently defined file extensions. Type assoc .wav to display the...

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