453 questions
Can I set the width and height of ImageView in the code?
print(Enter the year you were born.)birth-year = int(input())age = 2017 - birth-year + 1In the second line, the birthday-year is called can't sign to operator, but I don't know whyㅠㅠ
file 1def file1_fun():file2from file1 import file1_fundef deco(target): DecoratedYes) def wrapper(): Sentences to execute first result = target() Sentences to run later return wrapper @decofile1_fu...
Sir, I've solved all the rest of the problems, but I don't know how to solve these two problems using two choices
Eclipse created a simple Hello World program. There is no Java file and only TextView is made in main.xml.//main.xml file<?xml version=1.0 encoding=utf-8?><LinearLayout xmlns:android=http://s...
I'm studying Python for djangoWhen you run the server, continue UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb1 in position 0: invalid start byteI don't know if this is the problem, but when ...
import numpy as npimport cv2 as cvimg = cv.imread('dp.png')img_h = img.shape[0]img_w = img.shape[1]img_bpp = img.shape[2]print(img_h, img_w, img_bpp)blue = (255,0,0)white = (255,255,255)a = 450b = 0c ...
Gradle During Sink Failed to resolve: com.android.databinding:library:3.1.3Failed to resolve: com.android.databinding:adapters:3.1.3The above two errors were found.I think it's an error in applying th...
When you change the color of TextView in XML, you change the textColor property like android:textColor=#FF0000
$('div:nth-child(2)').css ('background', 'red') applied. div I tried to apply it to my second child, I don't know why it applies to all children except section data-role=header $('div:nth-child(1)').W...
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