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val-mutable versus var-immutable in Scala
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105
Pretty common question, this one. The hard thing is finding the duplicates.
You should strive ...
CSS opacity only to background color, not the text on it? [duplicate]
...;integer>s or <percentage>s, where the number 255 corresponds to 100%. A (alpha) can be a <number> between 0 and 1, or a <percentage>, where the number 1 corresponds to 100% (full opacity).
RGBa example
rgba(51, 170, 51, .1) /* 10% opaque green */
rgba(51, 170, 51, .4) /...
SyntaxError: Non-ASCII character '\xa3' in file when function returns '£'
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309
Adding the following two line sat the top of my .py script worked for me (first line was necess...
How can I assign an ID to a view programmatically?
...ns unique:
Here, values/ids.xml defines a custom id:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<item name="reservedNamedId" type="id"/>
</resources>
Then once the ViewGroup or View has been created, you can attach the custom id
myViewGroup.setId(R.id.reserve...
Reverse Y-Axis in PyPlot
...ph with a bunch of random x, y coordinates. Currently the Y-Axis starts at 0 and goes up to the max value. I would like the Y-Axis to start at the max value and go up to 0.
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Writing to an Excel spreadsheet
... for n, v_desc, v in enumerate(zip(desc, variables)):
sh.write(n, 0, v_desc)
sh.write(n, 1, v)
n+=1
sh.write(n, 0, col1_name)
sh.write(n, 1, col2_name)
for m, e1 in enumerate(list1, n+1):
sh.write(m, 0, e1)
for m, e2 in enumerate(list2, n+1):
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What is scaffolding? Is it a term for a particular platform?
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answered Oct 24 '08 at 19:48
swilliamsswilliams
43.4k2323 gold badges9393 silver badges129129 bronze badges
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Add … if string is too long PHP [duplicate]
...splay the whole field, but on the other, I just want to display the first 50 characters. If the string in the description field is less than 50 characters, then it won't show ... , but if it isn't, I will show ... after the first 50 characters.
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Get index of array element faster than O(n)
...['a', 'b', 'c']
hash = Hash[array.map.with_index.to_a] # => {"a"=>0, "b"=>1, "c"=>2}
hash['b'] # => 1
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Make a number a percentage
What's the best way to strip the "0."XXX% off a number and make it a percentage? What happens if the number happens to be an int?
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