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How can you use optional parameters in C#?
... at a time when C# did not yet support optional parameters (i.e. before C# 4).
23 Answers
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python max function using 'key' and lambda expression
... Applying max to a list of tuples.
>>> lis = [(1,'a'), (3,'c'), (4,'e'), (-1,'z')]
By default max will compare the items by the first index. If the first index is the same then it'll compare the second index. As in my example, all items have a unique first index, so you'd get this as the...
Is it possible to specify a starting number for an ordered list?
...number to be 6. I found that this was supported (now deprecated) in HTML 4.01. In this specification they say that you can specify the starting integer by using CSS. (instead of the start attribute)
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How do I extract a sub-hash from a hash?
...in other answers, but to sum them in one place:
x = {a: 1, b: 2, c: 3, d: 4}
# => {:a=>1, :b=>2, :c=>3, :d=>4}
x.slice(:a, :b)
# => {:a=>1, :b=>2}
x
# => {:a=>1, :b=>2, :c=>3, :d=>4}
x.except(:a, :b)
# => {:c=>3, :d=>4}
x
# => {:a=>1, :b=>...
C# 4 default parameter values: How to assign a default DateTime/object value? [duplicate]
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edited May 24 '10 at 3:30
answered May 24 '10 at 3:24
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Padding within inputs breaks width 100%
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Vega
21.4k1414 gold badges6262 silver badges8383 bronze badges
answered Dec 17 '12 at 16:29
Víctor Dieppa Ga...
Android Gradle plugin 0.7.0: “duplicate files during packaging of APK”
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475
As of Android Studio version 0.8.14
You should add:
android {
packagingOptions {
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
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Bhuwan
14.8k44 gold badges2222 silver badges4646 bronze badges
answered Apr 20 '10 at 13:25
djdolberdjdolber
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How to check whether a string is Base64 encoded or not
I want to decode a Base64 encoded string, then store it in my database. If the input is not Base64 encoded, I need to throw an error.
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Running a command in a Grunt Task
... with grunt-exec.
– Nathan
Mar 10 '14 at 18:44
3
Is there a way to use grunt-exec synchronously? ...