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The order of keys in dictionaries
...As mentioned in the documentation, for versions lower than Python 2.7, you can use this recipe.
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R apply function with multiple parameters
... var2 = 1 and now I want to apply the function f() to the list L . Basically I want to get a new list L* with the outputs
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How to set a single, main title above all the subplots with Pyplot?
...0, 0].plot(x, y)
axarr[0, 0].set_title('Axis [0,0] Subtitle')
axarr[0, 1].scatter(x, y)
axarr[0, 1].set_title('Axis [0,1] Subtitle')
axarr[1, 0].plot(x, y ** 2)
axarr[1, 0].set_title('Axis [1,0] Subtitle')
axarr[1, 1].scatter(x, y ** 2)
axarr[1, 1].set_title('Axis [1,1] Subtitle')
# # Fine-tune fig...
In Postgresql, force unique on combination of two columns
...a table in PostgreSQL such that two columns together must be unique. There can be multiple values of either value, so long as there are not two that share both.
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Changing three.js background to transparent or other color
... been trying to change what seems to be the default background color of my canvas from black to transparent / any other color - but no luck.
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sql “LIKE” equivalent in django query
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Use __contains or __icontains (case-insensitive):
result = table.objects.filter(string__contains='pattern')
The SQL equivalent is
SELECT ... WHERE string LIKE '%pattern%';
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How does one make an optional closure in swift?
...nc then(onFulfilled: ()->(), onReject: (()->())?){
if let callableRjector = onReject {
// do stuff!
}
}
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LaTeX: Prevent line break in a span of text
How can I prevent LaTeX from inserting linebreaks in my \texttt{...} or \url{...} text regions? There's no spaces inside I can replace with ~ , it's just breaking on symbols.
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How to extract a string using JavaScript Regex?
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function extractSummary(iCalContent) {
var rx = /\nSUMMARY:(.*)\n/g;
var arr = rx.exec(iCalContent);
return arr[1];
}
You need these changes:
Put the * inside the parenthesis as
suggested above. Otherwise your matching
group will contain o...
Private and protected constructor in Scala
...curious about the impact of not having an explicit primary constructor in Scala, just the contents of the class body.
2 Ans...