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Mediator Vs Observer Object-Oriented Design Patterns
...ication while observer works only one way.
– kiwicomb123
Mar 3 '19 at 6:51
Exactly, glad it helped
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Algorithm to return all combinations of k elements from n
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Usage:
var result = Combinations(new[] { 1, 2, 3, 4, 5 }, 3);
Result:
123
124
125
134
135
145
234
235
245
345
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What does Ruby have that Python doesn't, and vice versa?
..., 2, 3, 4].each{ |e| puts e + 5 }
> [6, 7, 8, 9]
Python has anonymous functions/closures/lambdas, but it doesn't quite have blocks since it's missing some of the useful syntactic sugar. However, there's at least one way to get it in an ad-hoc fashion. See, for example, here.
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How do I remove diacritics (accents) from a string in .NET?
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Or probably more efficiently c < 123. see ASCI
– Christian Gollhardt
Jan 5 '18 at 17:56
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What is the most efficient/elegant way to parse a flat table into a tree?
...g with this data to display a tree, I created a tree_item_iterator utility function which, for each node, should give you sufficient information to generate whatever kind of display you want.
More info about MPTT:
Trees in SQL
Storing Hierarchical Data in a Database
Managing Hierarchical Data in ...
Why should I not include cpp files and instead use a header?
...o when you include all the source files in your project together, there is fundamentally no difference between what you've done, and just making one huge source file without any separation at all.
"Oh, that's no big deal. If it runs, it's fine," I hear you cry. And in a sense, you'd be correct. ...
REST API Best practices: Where to put parameters? [closed]
... I don't like the 2 approach. I would rather preffer /api/genres?songid=123 or /api/songs/{song-id}/genres
– Bart Calixto
Jan 10 '14 at 2:37
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Get last n lines of a file, similar to tail
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123
This may be quicker than yours. Makes no assumptions about line length. Backs through the fi...
Throwing the fattest people off of an overloaded airplane.
...0.3, 157.4, 138.9, 143.0, 145.1, 125.1, 138.5, 143.8, 146.8, 140.1, 136.9, 123.1, 140.2, 153.6, 138.6, 146.5, 143.6, 130.8, 155.7, 128.9, 143.8, 124.0, 134.0, 145.0, 136.0, 121.2, 133.4, 144.0, 126.3, 127.0, 148.3, 144.9, 128.1]
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What's the difference between ASCII and Unicode?
...SCII characters are printable characters of the alphabet such as abc, ABC, 123, ?&!, etc. The others are control characters such as carriage return, line feed, tab, etc.
See below the binary representation of a few characters in ASCII:
0100101 -> % (Percent Sign - 37)
1000001 -> A (Capital...