by: J. C. O'Connell |
last post by:
hi,
I HAVE A TEXT BOX THAT I WANT THE USER TO ENTER A NUMBER IN.
HOW DO I PREVENT RUN TIME ERROR IF THEY ENTER A STRING INSTEAD?
I GUESS I NEED SOME TYPE OF DATA TYPE SENSING COMMAND BUT I
DONT...
|
by: willie |
last post by:
Hi,
I'm writing a program which requires the use of three serial ports and
one parallel port. My application has a scanning devices on each port,
which I can access fine with pyserial. ...
|
by: Jacek Dziedzic |
last post by:
Hi!
I'm trying to make friends with exceptions. I think I'm doing well,
there is
one thing that bothers me, however. If an object is declared within a try
block, it gets destroyed on exception,...
|
by: SH |
last post by:
I wish to create a program (really a Windows Service) that sits and
waits for a client PC to communicate with it, but I can't come up with a
good method of doing so.
I want to have a service...
|
by: John Salerno |
last post by:
Just a quickie for today: Is it common (and also preferred, which are
two different things!) to create a function that has the sole job of
calling another function?
Example: for fun and...
|
by: astolpho |
last post by:
I am using a slightly outdated reference book on J2EE programming. It gives 2 methods of creating a database used in its casestudies. The first is an ANT script that gives the following output:
...
|
by: terry |
last post by:
Hi,
I am trying to send a character to '/dev/ttyS0' and expect the same
character and upon receipt I want to send another character. I tired
with Pyserial but in vain.
Test Set up:
1. Send...
|
by: John Salerno |
last post by:
Let me see if this question even makes sense...I'm reading Core Python
Programming and I jumped ahead to the more specific topics like network
programming. I plan to follow along with the example...
|
by: Blip |
last post by:
Hello -
I'm trying to wite these control characters to the serial port w/o
success.
I've tried sp.Write((Keys.ControlKey & Keys.X).ToString());
sp.Write((Keys.Control & Keys.X).ToString());
...
|
by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
|
by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
|
by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
|
by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
|
by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
|
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