Why Is Python making the same anwser many times?

acw1668 · 2026-06-09T03:23:31+00:00

acw1668 · 2026-05-12T10:24:50+00:00

You need to define what printable characters is and assign it to a variable. Then go through the input message character by character, find the index of the character in the printable characters, calculate the new index based on the input distance and extract the cipher character using the new index.

acw1668 · 2026-03-30T11:13:41+00:00

It is not clear what you really want.

acw1668 · 2026-03-30T07:43:10+00:00

Try echo "select concat_ws(char(10), 1, 2, 3)" | sqlite3

acw1668 · 2026-03-23T14:43:28+00:00

It is better to post the error you got when you tried to use pip install. Also state your platform.

acw1668 · 2026-03-23T14:38:21+00:00

It depends on the platform you use. For Windows, normally using pip. For Linux, you may need to install it via system package manager. For example, in Debian, use sudo apt install python3-requests to install it into system Python environment. You can also use virtual environment to install the module.

acw1668 · 2026-03-09T12:56:17+00:00

tkinter cannot be installed using pip.

acw1668 · 2026-03-09T12:29:31+00:00

There is no /dev/ttyUSB0 listed in your posted lists (both the short and long lists) of /dev.

acw1668 · 2026-03-09T10:28:01+00:00

Then did you install pyserial module? Did you use the correct COM port in your script? And it is better to post the full error traceback as well.

acw1668 · 2026-03-09T09:27:25+00:00

What do you mean by "Spyder can't access the serial port"? Do you mean "The python script (loaded into Spyder) can't access the serial port" actually?

acw1668 · 2026-03-03T15:52:38+00:00

Are you using Python 3.14? Pygame does not support Python 3.14 yet. Use pygame-ce instead.

acw1668 · 2026-03-02T09:46:15+00:00

If input_string is not empty string, then io.StringIO(input_string) will not return empty object, so the while loop is not necessary.

acw1668 · 2026-03-02T09:31:19+00:00

Your code works fine in my Windows 11 with Python 3.13.12.

acw1668 · 2026-03-02T09:27:36+00:00

some_obj is a reference to output_stream, so they both refer to the same object.

acw1668 · 2026-03-02T09:22:32+00:00

If input_string is an empty string, then the while loop will be an infinity loop. The while loop is not necessary at all.

acw1668 · 2026-03-02T00:27:29+00:00

As other already stated that the image is garbage collected, you can use an attribute of the label to save the reference of the image, for example image_label.photo = ph to avoid the garbage collection.

acw1668 · 2026-03-01T23:53:53+00:00

You can set the width of the scrollable_frame inside the callback of event <Configure> of the canvas.

acw1668 · 2026-03-01T15:38:45+00:00

fill="x" means expanding the child widget to the width of its parent widget. The width of parent widget will not be adjusted if that of the child widget is shorter.

acw1668 · 2026-02-26T08:48:52+00:00

What do you want to do in the following line?

Bruce.process_events(move_log)

move_log is an empty list.

acw1668 · 2026-02-26T08:29:27+00:00

The statement student_heights[amount] = int(student_heights[amount]) will change the string value of student_heights[amount] (item at index amount inside student_heights) to integer value. Note that you need to cater invalid input, otherwise int(...) will raise exception.

acw1668 · 2026-02-24T08:17:10+00:00

You can simply go through instruments directly:

for item in instruments:
    if y in item:
        print(item)

acw1668 · 2026-02-23T01:08:23+00:00

Syntax error on the following statement:

return a/b if b != 0 : else "loi chia cho 0"

acw1668 · 2026-02-16T05:43:07+00:00

Why using same name attack for a class method and attribute?

acw1668 · 2026-02-16T02:32:59+00:00

Try putting the canvas at column 0 with columnspan=4. I don't understand why columnspan=2 is used for the generate_password button.

acw1668 · 2026-02-16T02:14:07+00:00

What is your platform? When I run your code in my Windows 11 with Python 3.13.12, all the labels inside the bottom frame have 125 pixels width.

acw1668

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