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About César Lenin López Muñoz
(Top Expert on this page)

Expertise
I can solve problems with misconfigured devices (keyboard, floppy drives, printers), networking issuess, resource sharing... I`m also proficient in Turbo Pascal, QuickBasic, Lotus 1-2-3, dBase III+, Clipper.

Experience

Past/Present clients
Pan-American Health Organization, Honduras Representation
New Horizons Computer Learning Centers, Honduras
National Council for the Sustainable Development (conades - conades@sdnhon.org.hn )
The Jose Cecilio del Valle University (UJCV - ujcv.edu.hn)
HonduWare.com
SMT (Technical Maintenance Services).
Kestenbaum Building co.
Toto's Pizza - Check & accounting systems
Chavitos 1, Chavitos 2, Chamacos - Inventory, Invoices & Payroll systems for these 3 stores.

   

You are here:  Experts > Computing/Technology > Focus on PC Support > DOS

SubjectDate AskedExpert

Copy files in dos mode9/26/2008David Cohen
  Q: My Windows XP is dead and I got to boot it in an external disc. I got to the screen of dos command. ...
  A: Ok millk although this site is not for homework I will give you these things.First,Ms Dos since its ...
QDOS9/19/2008David Cohen
  Q: My uncle needs a copy of QDos fat 32 if you have a copy or can make one he is willing to pay for ...
  A: you can download this zip file for free Dave http://vetusware.com/download/QDOS%203.0/?id=3906 TV ...
printing on a Dot-Matrix-Printer9/18/2008César Lenin López Muñoz
  Q: I have Clipper 5.2 compiled program that is running under win-xp sp2. when printing to a Dot Matrix ...
  A: hey, it's good talking to another Clipper-fan (like myself...) :) well, your syntax is correct. ...
unzip in DOS box with XP8/31/2008César Lenin López Muñoz
  Q: I've downloaded a file that needs to be unzipped but for some reason has been disguised as a jpg, ...
  A: well, first you need to change the extension to .zip. If you've done this, you can unzip it normally ...
Dos Program Displaying Menu Wrong8/30/2008César Lenin López Muñoz
  Q: I have a program that was written a long time ago, it's a basic program that just puts you through ...
  A: yes, I have been using those programs, in fact I made one myself. Usually the problem is due to a ...
DOS,QBASIC,printing graphic with XP8/16/2008David Cohen
  Q: I remain a heavy QBASIC guy (retired Boeing Eng). I have programs that create graphic. By using ...
  A: Understand Don, I am not a programmer and actually never worked with the qbasic program I do know ...
DOS COMMAND8/4/2008César Lenin López Muñoz
  Q: I have a win.zip file in my PC which whose attribute is set hide and due to some virus i am not ...
  A: you can, first, remove the "hidden" attribute and then you can proceed to unzip the file. To do ...
Running DOS under windows6/27/2008David Cohen
  Q: I have a dos based graphics program that is wonderful. I purchased it in 1990. On my machine, I ...
  A: Tom floppys are OK u should be able to read the files on the disks.insert the disks 1 first then go ...
Running DOS under windows6/26/2008David Cohen
  Q: I have a dos based graphics program that is wonderful. I purchased it in 1990. On my machine, I ...
  A: Signus Im not familar with that program.Yes XP is better.What i am wondering is if it is a dos ...
XCopy6/24/2008César Lenin López Muñoz
  Q: A very simple question. I'm using XCopy to make back ups of my data. I would like to keep a log of ...
  A: well, the only way I know is increasing the command prompt window buffer. Unfortunately this will ...
computer won't boot6/19/2008César Lenin López Muñoz
  Q: Thaks very much for taking questions. My laptop (Dell inspiron, running XP) failed to boot today. ...
  A: unfortunately I'm not an expert in Windows XP, and you can't solve a problem in the reparation ...
computer won't boot6/19/2008David Cohen
  Q: Thaks very much for taking questions. My laptop (Dell inspiron, running XP) failed to boot today. ...
  A: Cant do much with dos.First reboot to the bios(Hold del key down during boot to see if the HD is ...
Copy Directory from CD to Desktop on a PC6/17/2008David Cohen
  Q: I want to have a directory (with subdirectories and files) copied to the desktop of a computer when ...
  A: Im still not 100% sure what u have on the disk.If they are files on a disk they should show up when ...
dbase III on XP or Vista6/16/2008César Lenin López Muñoz
  Q: I wrote a dbase program 20 years ago and it has been running fine all of my Windows computers. ...
  A: hmmm... It looks as if you were having a problem on the video memory. Let's remember the video was ...
dbase III on XP or Vista6/16/2008César Lenin López Muñoz
  Q: I wrote a dbase program 20 years ago and it has been running fine all of my Windows computers. ...
  A: it's good to find another dBASE fan... :) well, I think you won't have any problems running your ...
Running DOS under windows6/16/2008David Cohen
  Q: I have a dos based graphics program that is wonderful. I purchased it in 1990. On my machine, I ...
  A: Yes Tom, You didnt mention which windows OS u plan to use also what the name of the graphics ...
DOS error 3 with DBF app6/5/2008César Lenin López Muñoz
  Q: Your website only allows a couple of followups so I had to start a new question. My problem is not ...
  A: yes, I remember your case. would you mind sending me the program, all the files, the pif? compress ...
Scanreg/restore and monitor problems6/5/2008César Lenin López Muñoz
  Q: I was happily working away this morning when suddenly my screen turned purple. I rebooted a couple ...
  A: It's good to find another fan of the old and reliable Windows 98, Second Edition... Well, in fact I ...
DOS error 3 with DBF app6/4/2008César Lenin López Muñoz
  Q: I have an old DOS application that has DBF,NTX,OVL,LBL files as well as an EXE file so I think it is ...
  A: Did you solve your problem? I received another follow up with the same question you posted before.
DOS error 3 with DBF app6/4/2008César Lenin López Muñoz
  Q: I have an old DOS application that has DBF,NTX,OVL,LBL files as well as an EXE file so I think it is ...
  A: No, there is no default path name included with Clipper. If you try the other Total Commander ...
Batch file in dos6/3/2008César Lenin López Muñoz
  Q: This is a receipt for a question you recently asked at allexperts.com of David Cohen. You should ...
  A: well, first, remove the ECHO command. I think you don't need it. Next, be sure you type the ...
Bathc file in dos6/3/2008César Lenin López Muñoz
  Q: This is a receipt for a question you recently asked at allexperts.com of David Cohen. You should ...
  A: Typing in real time, can't be allowed, that's why we call it "batch" processing... you batch your ...
Bathc file in dos6/3/2008César Lenin López Muñoz
  Q: This is a receipt for a question you recently asked at allexperts.com of David Cohen. You should ...
  A: well, let's see, suppose you want to open "EXE_file.exe" located in "C:\prgs\bin\mysys\" you can't ...
Accessing DOS5/1/2008David Cohen
  Q: I've got a circa-2001 Sony VAIO PCG-995L. My computer died recently, and when I turned it back on it ...
  A: You cant access dos as a seperate entity in 2000 pro because it runs in windows shell.When you say ...
Clipper program can't open COM port 14/22/2008César Lenin López Muñoz
  Q: I have an old (15+ years) Clipper program that I'm installing on a XPsp2 machine and I keep getting ...
  A: I think that it requires a special setup for the .PIF file, remember... from those old MS-DOS ...
Clipper program can't open COM port 14/21/2008César Lenin López Muñoz
  Q: I have an old (15+ years) Clipper program that I'm installing on a XPsp2 machine and I keep getting ...
  A: it's impressive you found a workaround for this problem. I think it can be removed from the source. ...
Lost Password4/12/2008David Cohen
  Q: I bought a computer game in India. Then i lost the password of the setup. What can i do?
  A: your not very clear on the question.If its on a disk uninstall the program then reinstall it. IF ...
DOS Pass word4/2/2008David Cohen
  Q: we have an old computer at my house that someone put a password on, and know we can not get to ...
  A: Open the PC,find the battery,remove it for about a week,also if you see a large electrolitic ...
Lotusworks3.1 and XP3/30/2008César Lenin López Muñoz
  Q: I had Lotus working fine, since I loaded it on XP years ago. Never did get the printig to work ...
  A: Well, I think I have an old Lotus 3.1 somewhere... just in case you don't have a backup you can ...
autoexec.nt / Command.nt3/16/2008César Lenin López Muñoz
  Q: This has to be a new question as the system will not allow me to ask any more follow-ups! When I ...
  A: go there using a command interpreter (yes, your cmd friend!) and open this file using the Edit ...
QB4 codepage3/14/2008César Lenin López Muñoz
  Q: I need to modify an old QB4 program on my present computer but the keyboard does not print the ...
  A: OH Hugh, I'm really sorry! I think I didn't explain this properly. You will have to modify the file ...
QB4 codepage3/12/2008César Lenin López Muñoz
  Q: I need to modify an old QB4 program on my present computer but the keyboard does not print the ...
  A: you can look at the folder where your qb.exe is located. There you can type alt+enter to open the ...
QB4 codepage3/11/2008César Lenin López Muñoz
  Q: I need to modify an old QB4 program on my present computer but the keyboard does not print the ...
  A: are you modifying your QB program in a Windows-based system? or are you using MS-DOS as your ...
I cannot recover2/22/2008David Cohen
  Q: My battery on my Toshiba Satellite L25-S119 was not recharging so I bought a new battery. It still ...
  A: Hey there becky, you live in my favorite place,but im stuck in new york now. As far as your pc ...
DOS based Program used with USB2/21/2008César Lenin López Muñoz
  Q: we have one DOS based program to program EPABX system.This Program goes in EPABX through RS 232 ...
  A: Bhavin, I think you could access your EPABX system, however you will need the following from the ...
Copy .xla files to default Windows folder2/9/2008César Lenin López Muñoz
  Q: I have created a series of Add-ins for Excel. The Master copies are saved in: C:\Processing ...
  A: as of this moment, I don't remember the exact syntax, but let me give you an example. If this ...
DOS sees C drive as INVALID1/28/2008César Lenin López Muñoz
  Q: After trying to reload Windows XP on my slow 8 year old computer, Windows does not start and a ...
  A: let's see what can we do to help you. It's very strange that you couldn't reload Windows XP. You ...
Clipper wont work with serial ports in xp12/21/2007César Lenin López Muñoz
  Q: I am having problems with XP and serial ports. I am trying to send charaters to a Wyse ANSI ...
  A: I just thought, your programmer can also use Clipper source code pages here in the Internet, for ...
Clipper wont work with serial ports in xp12/21/2007César Lenin López Muñoz
  Q: I am having problems with XP and serial ports. I am trying to send charaters to a Wyse ANSI ...
  A: what you've got is probably a conflict between the mouse driver and the parallel port. I'm ...
getting dos 6.22 to recognize cd drive.12/1/2007David Cohen
  Q: I too have a problem getting DOS 6.22 to recognize the CD drive. I have a multi-boot setup via ...
  A: IF YOUR RUNNING DOS 6.22 ON A SEPERATE PARTION I ASSUME,THEN I HAVE A VERY SIMPLE SHORT PROGRAM ...

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