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Why would iterating over a List be faster than indexing through it?
...has a pointer to the next element:
head -> item1 -> item2 -> item3 -> etc.
To access item3, you can see clearly that you need to walk from the head through every node until you reach item3, since you cannot jump directly.
Thus, if I wanted to print the value of each element, if I wri...
What's an elegant way to conditionally add a class to an HTML element in a view?
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143
I use the first way, but with a slightly more succinct syntax:
<div class="<%= 'ok' if @s...
Why does Razor _layout.cshtml have a leading underscore in file name?
In the default ASP.NET MVC 3 project, layout & partial cshtml files start with an underscore
5 Answers
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Understanding what 'type' keyword does in Scala
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edited Oct 21 '13 at 11:18
answered Oct 21 '13 at 11:05
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How update the _id of one MongoDB Document?
...4d2d2a000002")})
// set a new _id on the document
doc._id = ObjectId("4c8a331bda76c559ef000004")
// insert the document, using the new _id
db.clients.insert(doc)
// remove the document with the old _id
db.clients.remove({_id: ObjectId("4cc45467c55f4d2d2a000002")})
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TypeScript “this” scoping issue when called in jquery callback
...d
Good: In TypeScript, this has 100% type safety
Good: Works in ECMAScript 3
Good: You only have to type the instance name once
Bad: You'll have to type the parameters twice
Bad: Doesn't work with variadic parameters
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B-Tree vs Hash Table
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The SurricanThe Surrican
25.8k2323 gold badges105105 silver badges156156 bronze badges
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Too many 'if' statements?
...t[][] result = new int[][] {
{ 0, 0, 1, 2 },
{ 0, 0, 2, 1 },
{ 2, 1, 3, 3 },
{ 1, 2, 3, 3 }
};
return result[one][two];
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How to unzip a list of tuples into individual lists? [duplicate]
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Use zip(*list):
>>> l = [(1,2), (3,4), (8,9)]
>>> list(zip(*l))
[(1, 3, 8), (2, 4, 9)]
The zip() function pairs up the elements from all inputs, starting with the first values, then the second, etc. By using *l you apply all tuples in l as separat...
PHP memory profiling
...6 release.
– powtac
Mar 9 '18 at 14:37
If it helps anyone... when using php-fpm, pid might not change between differen...