Batch File Scripting Techniques. In this section you will find a collection of scripting techniques and best practices for batch files. Most of these techniques apply to either DOS batch also related to as real DOS batch or true DOS batch, or NT batch, only in rare cases to both. If you want to use true DOS batch techniques in Windows NT 4 or later 2. XP, Server 2. 00. Vista you may have to invoke these batch files with COMMAND C. Check the classification for a batch technique by hovering your mouse pointer over the information icon at the left of the titles before asking why a batch file doesnt work in your environment. Best Practices. DOs and DONTs When Writing Batch Files. Comments. How to add comments to your batch files. How to prevent code insertion exploits. Regedit Temporary Internet Files' title='Regedit Temporary Internet Files' />Input validation. Back to the top of this page. Regedit Temporary Internet Files' title='Regedit Temporary Internet Files' />Debugging Batch Files. Debug your batch files. For those rare occasions when your batch files dont do what they were expected to. Use Bat. Code. Check to check your batch files for common errors and vulnerabilities. Back to the top of this page. Data Environment Variables. Read and SET environment variables. Dynamic environment variables. Verify if variables are defined. With a chapter on hidden dynamic variables. Arrays. Who said the batch language doesnt know arrays Think again. Delayed variable expansion and FOR loops. Setting variables inside FOR loops or inside other code blocks. Escape characters. How to tell CMD. EXE not to interpret certain characters. Doing math in batch files. You knew you can use the SET command for simple integer math, but how about really big numbers, or floating point Boolean Logic in Batch Files. Emulate logical operators in IF statements. Addremove leading zeroes. Regedit Temporary Internet Files' title='Regedit Temporary Internet Files' />Increasing the Maximum Connections in Internet Explorer 9. Added 1142011. The default setting for IE 9 is to only download 2 files at a time from a single website. 8 Ball Pool Ultimate Hack 4.3. Press the Windows R keys to open the Run dialog, type regedit, and press Enter. If prompted by UAC, then clicktap on Yes Windows 78 or Continue Vista. Relocate the Temporary Internet Files folder to a different drive. Donna Summer Donna Summer 1982 Rar. To redirect the Temporary Internet Files TIF location to a different drive, follow these steps. How to Remove the Content Advisor Password in Internet Explorer or Fix Missing Information. Temporary files can take a lot of space and you should remove them once in a while. In this article well show you how to do that with Disk Cleanup tool. This seemingly simple task often causes batch files to fail, so I listed several techniques here, with their pros and cons. Parameters. How to parse command line parameters or arguments. Random Numbers. Sample batch files to generate random numbers. Strings Environment Variables in Windows XP and in Windows 7. Back to the top of this page. Devices. Devices. Check if a file name is a device name. DEVCONManage devices and drivers, a command line utility alternative to the Device Manager. Back to the top of this page. Elevated Privileges UACCheck and set elevated privileges. Back to the top of this page. Files. Rename files. The use of wildcards in the REN command. Read files. Write files. Read File Properties. Read a files attributes, size, extension, last modified date, parent folder, and more. Read File and Product Versions. Read a files file version, product version, and more. File Encoding. Open Files. Use the START command to open a file with its associated program. Read INI Files. Sample batch file to read INI files. Temporary Files. Some notes on temporary files as used by my batch samples. Back to the top of this page. Folders. Check if a folder exists. Rename folders. How to use the MOVE command to rename folders. FOR D and FOR RUse the FOR commands D and R switches to handle sets of folders instead of files. RDRD Q S works like a DELTREE replacement. Back to the top of this page. Internet. Prompt to download. Check if utilities are available, and prompt to download if they arent. E mail. Send e mails from a command line or batch file. FTPAutomate FTP uploads and downloads. User Agent strings. Browser IDsBack to the top of this page. Inventory. WMICWMI queries from the command line. WMIC is softwareOS oriented, and is known to sometimes return incorrect values for hardware queries e. SATAIDESCSI, serial ports, multiple monitors and screen resolutions. Reports can be created by redirection only. MSINFO3. 2. EXE is one of Windows native inventory tools. It is usually located in the folder Program. FilesCommon FilesMicrosoft SharedMSInfo. Without command line arguments it will run in GUI mode. Type MSINFO3. 2 Reliability is not better than WMICs, but in some cases MSINFO3. WMICs. For reports, use the REPORT switch. DXDIAG. EXE is Windows native Direct. X diagnostic tool. It is usually located in the windirSystem. Without command line arguments it will run in GUI mode. Type DXDiag for a list of available command line arguments. DXDiag is much more reliable than WMIC and MSINFO3. Reports can be saved in plain text t switch or XML x switchDMIDecode is a port of a Linux tool to read, interpret and display DMI SMBIOS data. It is by far the fastest tool available for detailed information on mainboard, CPU and memory, but it can be used for the local computer only. Back to the top of this page. Math. Doing math in batch files. You knew you can use the SET command for simple integer math, but how about really big numbers, or floating point PHP based batch files. Why not use the powerful features of PHP in batch files Back to the top of this page. Miscellaneous. Comments. How to add comments to your batch files. AUTOEXEC. BATUndocumented NT commands. Hard to find documentation for some commands available in Windows NT and later. PHP based batch files. Why not use the powerful features of PHP in batch files UNIX portsPorts of UNIX commands to Windows NT 4. Useless tips Strange or unexpected behaviour of some DOS commands, and how to use it to your advantage. Abusing the DEBUG command. Back to the top of this page. Network. Login scripts. DS Tools. Directory Services Tools, command line utilities to query and manage Active Directory. E mail. Send e mails from a command line or batch file. RASManage dial up connections. Terminal Server. Command reference for some Terminal Server only commands. Back to the top of this page. Printing. Back to the top of this page. Processes Services. Back to the top of this page. Program Flow. Back to the top of this page. Registry. Back to the top of this page. Samples Collections. Browse the MS DOS examples. An old collection of batch file scripting techniques, most of them for MS DOS only. Clever Tips and Tricks. Several tips sent to me by visitors of this site. Batch How. Tos. An new collection of batch file scripting techniques, most of them for Windows NT 4 and later only. How To. A really old collection of batch file scripting techniques, most of them for MS DOS only. The page will be opened in a new window because the frameset is incompatible with the DHTML menu and the stylesheet switcher. Poor mans admin tools. A collection of scripts that can be used to replace resource kit utilities or commands no longer available in recent Windows versions. Scripts for Windows Administrators. Batch files, Ki. Xtart, Perl, Rexx and VBScript. Solutions found on alt. Several clever scripting solutions from the alt. Most of these are from the previous millennium, but still hold their own. Third Party Batch Files. Complete scripts sent to me by visitors of this site. Useful NT commands for Windows Administrators. Powerful one liners for the command prompt. Useless tips Strange and unexpected behaviour, for which I cant always find any good use. UNIX Ports. Some scripts to compensate for the missing UNIX commands in DOS Windows. PHP based batch files. Not true batch files, as they require PHP, but if you do happen to have PHP installed on your PC. Back to the top of this page. Schedulers. Back to the top of this page. Security. Back to the top of this page. Time Date. Back to the top of this page. UNIX Ports. Back to the top of this page. User Interaction. Back to the top of this page.