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Checking to see if one array's elements are in another array in PHP
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205
You can use array_intersect().
$result = !empty(array_intersect($people, $criminals));
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How to create circle with Bézier curves?
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10 Answers
10
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VC MFC工具栏(CToolBar)控件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...钮控件显示的区域（大小）相对于父窗口
ButtonRect.left=10;
ButtonRect.top=10;
ButtonRect.right=80;
ButtonRect.bottom=30;
m_Button.Create("动态创建",WS_CHILD,ButtonRect,this,1115);
m_Button.ShowWindow(SW_SHOW);//显示按钮控件
知道了怎样动态创建按钮控件，...
Convert a byte array to integer in Java and vice versa
...rticular, the ByteBuffer. It can do all the work for you.
byte[] arr = { 0x00, 0x01 };
ByteBuffer wrapped = ByteBuffer.wrap(arr); // big-endian by default
short num = wrapped.getShort(); // 1
ByteBuffer dbuf = ByteBuffer.allocate(2);
dbuf.putShort(num);
byte[] bytes = dbuf.array(); // { 0, 1 }
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Capturing Groups From a Grep RegEx
I've got this little script in sh (Mac OSX 10.6) to look through an array of files. Google has stopped being helpful at this point:
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What's the syntax for mod in java
... can use the remainder operator %. For your exact example:
if ((a % 2) == 0)
{
isEven = true;
}
else
{
isEven = false;
}
This can be simplified to a one-liner:
isEven = (a % 2) == 0;
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How to get the name of the calling method?
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puts caller[0]
or perhaps...
puts caller[0][/`.*'/][1..-2]
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How do I get Flask to run on port 80?
I have a Flask server running through port 5000, and it's fine. I can access it at http://example.com:5000
14 Answers
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In Ruby how do I generate a long string of repeated text?
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310
str = "0" * 999999
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Format output string, right alignment
...r.format syntax:
line_new = '{:>12} {:>12} {:>12}'.format(word[0], word[1], word[2])
And here's how to do it using the old % syntax (useful for older versions of Python that don't support str.format):
line_new = '%12s %12s %12s' % (word[0], word[1], word[2])
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