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Why use the params keyword?
...ly doing to make the best choice.
– Allen Clark Copeland Jr
Nov 28 '15 at 22:15
2
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App Inventor 2开发计步器与定位器 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
来源：http://www.zsqz.com/chuangke/10r.htm
【学习目标】
1.掌握App Inventor中对调用手机计步器、位置传感器等硬件传感器的应用；
2.了解数据持久化，掌握数据存储等功能的实现；
3.通过编程实践，感受和体验利用手机...
How to retrieve all keys (or values) from a std::map and put them into a vector?
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Personally, I like the BOOST_FOREACH version because there is less typing and it is very explicit about what it is doing.
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“inconsistent use of tabs and spaces in indentation”
...s and spaces in indentation error and select:
view > indentation > convert indentation to spaces
which resolved the issue for me.
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HashMap and int as key
I am trying to build a HashMap which will have integer as keys and objects as values.
11 Answers
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How can I save an image with PIL?
...port sys
import numpy
from PIL import Image
img = Image.open(sys.argv[1]).convert('L')
im = numpy.array(img)
fft_mag = numpy.abs(numpy.fft.fftshift(numpy.fft.fft2(im)))
visual = numpy.log(fft_mag)
visual = (visual - visual.min()) / (visual.max() - visual.min())
result = Image.fromarray((visual *...
How can I make an EXE file from a Python program? [duplicate]
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Auto PY to EXE - A .py to .exe converter using a simple graphical interface built using Eel and PyInstaller in Python.
py2exe is probably what you want, but it only works on Windows.
PyInstaller works on Windows and Linux.
Py2app works on the Mac.
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How to set background color of HTML element using css properties in JavaScript
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In general, CSS properties are converted to JavaScript by making them camelCase without any dashes. So background-color becomes backgroundColor.
function setColor(element, color)
{
element.style.backgroundColor = color;
}
// where el is the concerned...
Parsing command-line arguments in C?
... by word, or character by character in C. It has to be able to read in command line options -l -w -i or -- ...
12 Answers
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Scrollview vertical and horizontal in android
I'm really tired looking for a solution for vertical and horizontal Scrollview.
11 Answers
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