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A monad is just a monoid in the category of endofunctors, what's the problem?
...r phrasing is by James Iry, from his highly entertaining Brief, Incomplete and Mostly Wrong History of Programming Languages, in which he fictionally attributes it to Philip Wadler.
The original quote is from Saunders Mac Lane in Categories for the Working Mathematician, one of the foundational text...
Unnamed/anonymous namespaces vs. static functions
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The C++ Standard reads in section 7.3.1.1 Unnamed namespaces, paragraph 2:
The use of the static keyword is
deprecated when declaring objects in a
namespace scope, the unnamed-namespace
provides a superior alternative.
...
jQuery Ajax File Upload
...t that long any more because all IE only has a 22% world wide market share and 27% in the U.S. and dropping fast. Chances are it is people over 70 years old. So rather then IE dictating what developers have to do IE will either have to shape up or get out of the race.
– Drew Ca...
Using IntelliJ to amend git commit message
...e amend a git commit message using IntelliJ , or should one resort to command line?
9 Answers
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Java generics type erasure: when and what happens?
...metadata in the class file to say whether or not a method/type is generic, and what the constraints are etc. But when generics are used, they're converted into compile-time checks and execution-time casts. So this code:
List<String> list = new ArrayList<String>();
list.add("Hi");
String...
String concatenation vs. string substitution in Python
In Python, the where and when of using string concatenation versus string substitution eludes me. As the string concatenation has seen large boosts in performance, is this (becoming more) a stylistic decision rather than a practical one?
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Select elements by attribute in CSS
...L5 feature",
browsers typically don't have any problems supporting non-standard attributes, so you should be able to filter them with attribute selectors; and
you don't have to worry about CSS validation either, as CSS doesn't care about non-namespaced attribute names as long as they don't break t...
SVG: text inside rect
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Is there a way to not have to manually set height and width on the rect?
– George Mauer
Dec 20 '12 at 17:01
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What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
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The quick and dirty first pass solution is always a great one to start with, as a comparison if nothing else.
Greedy placement from large to small.
Put the largest rectangle remaining into your packed area. If it can't fit anywhere, ...
In php, is 0 treated as empty?
...ues you want to regard as true. Just compare the differences between isset and empty and choose the right combination for the right situation.
– deceze♦
Feb 8 '10 at 9:25
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