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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...open("echo -n hi", \
shell=True, stdout=subprocess.PIPE).communicate()[0])
As for the b preceding the string it indicates that it is a byte sequence which is equivalent to a normal string in Python 2.6+
http://docs.python.org/3/reference/lexical_analysis.html#literals
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Defining a percentage width for a LinearLayout? [duplicate]
I want to define a percentage width (70%) for a LinearLayout that contains some buttons, so that I can center it and so that the child buttons can fill_parent. Here's a picture showing what I mean:
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How to get numbers after decimal point?
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answered Mar 5 '12 at 5:02
lllluuukkelllluuukke
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How to get the max of two values in MySQL?
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edited May 24 '19 at 10:13
answered Oct 14 '09 at 11:29
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How to add image to canvas
....png';
base_image.onload = function(){
context.drawImage(base_image, 0, 0);
}
}
I.e. draw the image in the onload callback of the image.
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How do i put a border on my grid in WPF?
...gt;
<Grid Height="166" HorizontalAlignment="Left" Margin="12,12,0,0" Name="grid1" VerticalAlignment="Top" Width="479" Background="#FFF2F2F2" />
</Border>
</Grid>
This should get you what you're after (though you may want to put a margin on all 4 sides, not just 2...)
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How to return a part of an array in Ruby?
...e out of range.
a = [ "a", "b", "c", "d", "e" ]
a[2] + a[0] + a[1] #=> "cab"
a[6] #=> nil
a[1, 2] #=> [ "b", "c" ]
a[1..3] #=> [ "b", "c", "d" ]
a[4..7] #=> [ "e" ]
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Position Absolute + Scrolling
...s:
.inner: { position: relative; height: auto; }
.full-height: { height: 100%; }
Setting the inner div's position to relative makes the absolutely position elements inside of it base their position and height on it rather than on the .container div, which has a fixed height. Without the inner, re...
How to determine function name from inside a function
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You can use ${FUNCNAME[0]} in bash to get the function name.
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Why do I need 'b' to encode a string with Base64?
...s 8-bit binary byte data and encodes it uses only the characters A-Z, a-z, 0-9, +, /* so it can be transmitted over channels that do not preserve all 8-bits of data, such as email.
Hence, it wants a string of 8-bit bytes. You create those in Python 3 with the b'' syntax.
If you remove the b, it be...