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Why doesn't Java Map extend Collection?
...r your question fairly directly, I think it might be useful to step back a bit, and look at the question a bit more generally. That is, not to look specifically at how the Java library happens to be written, and look at why it's written that way.
The problem here is that inheritance only models one...
How to check if a value exists in a dictionary (python)
...ve timing:
>>> T(lambda : 'one' in d.itervalues()).repeat()
[0.28107285499572754, 0.29107213020324707, 0.27941107749938965]
>>> T(lambda : 'one' in d.values()).repeat()
[0.38303399085998535, 0.37257885932922363, 0.37096405029296875]
>>> T(lambda : 'one' in d.viewvalues())...
AngularJS disable partial caching on dev machine
...
Building on @Valentyn's answer a bit, here's one way to always automatically clear the cache whenever the ng-view content changes:
myApp.run(function($rootScope, $templateCache) {
$rootScope.$on('$viewContentLoaded', function() {
$templateCache.rem...
Cost of len() function
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edited Jul 22 '15 at 10:15
Wolf
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answered Ju...
Pretty print in MongoDB shell as default
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edited Oct 28 '13 at 10:46
answered Feb 5 '12 at 3:19
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How to scale down a range of numbers with a known min and max value
...e need to do a translation and a scaling. Now if instead we want to get arbitrary values of a and b, we need something a little more complicated:
(b-a)(x - min)
f(x) = -------------- + a
max - min
You can verify that putting in min for x now gives a, and putting in max gives b....
Should C# methods that *can* be static be static? [closed]
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I think it would make it a bit more readable if you marked it as static...Then someone who comes along would know that it doesn't reference any instance variables without having to read the entire function...
...
Display string as html in asp.net mvc view
...ld HTML, I feel this is generally a better practice. First of all, it is a bit cleaner. For example:
@Html.Raw(str)
Compared to:
@str
Also, I also think it's a bit safer vs. using @Html.Raw(), as the concern of whether your data is HTML is kept in your controller. In an environment where you h...
Error Dropping Database (Can't rmdir '.test\', errno: 17)
...e the files`?
– Black
Mar 14 '17 at 10:04
I have created the files in the database directory. My issue resolved after ...
The differences between .build, .create, and .create! and when should they be used?
...followed by .save! (throws an error if saving fails). It's also just a wee bit shorter
I think .build is mostly an alias for .new. It works one way in Rails 3 and another way in Rails < 3.x
The most important part, however, is that these methods can be called through an association (has_many, ...