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How to quickly and conveniently create a one element arraylist [duplicate]
...List backed by a varargs T.
return Arrays.asList(s);
Variable size List
If it needs vary in size you can construct an ArrayList and the fixed-sizeList like
return new ArrayList<String>(Arrays.asList(s));
and (in Java 7+) you can use the diamond operator <> to make it
return new A...
Should I embed images as data/base64 in CSS or HTML
...page or style sheet get loaded.
Base64 encoding bloats image sizes by 33%.
If served in a gzipped resource, data: images are almost certainly going to be a terrible strain on the server's resources! Images are traditionally very CPU intensive to compress, with very little reduction in size.
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Why use a prime number in hashCode?
...hogonal prime factorizations.
Suppose there are 8 buckets to insert into. If the number you are using to multiply by is some multiple of 8, then the bucket inserted into will only be determined by the least significant entry (the one not multiplied at all). Similar entries will collide. Not good fo...
Why does += behave unexpectedly on lists?
...e general answer is that += tries to call the __iadd__ special method, and if that isn't available it tries to use __add__ instead. So the issue is with the difference between these special methods.
The __iadd__ special method is for an in-place addition, that is it mutates the object that it acts ...
Html.DropdownListFor selected value not being set
...when naming the property holding the list of items.
Some code I would use if I were you to avoid this issues and write better MVC code:
Viewmodel:
public class MyViewModel{
public int SelectedOrderId {get; set;}
public SelectList OrderTemplates {get; set;}
// Other properties you need i...
How do you use $sce.trustAsHtml(string) to replicate ng-bind-html-unsafe in Angular 1.2+
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Not sure if I got you right, but: <p ng-bind-html="trustedHtml"></p> and $scope.trustedHtml = $sce.trustAsHtml(description(category.id));
– Nenad
Sep 20 '13 at 17:55
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How to change a span to look like a pre with CSS?
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@shindigo Have you tried using overflow: scroll? Or if you only want horizontal scrolling overflow-x: scroll developer.mozilla.org/en-US/docs/Web/CSS/overflow
– Kanmuri
Sep 3 '14 at 17:06
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How do I interpret precision and scale of a number in a database?
I have the following column specified in a database: decimal(5,2)
3 Answers
3
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how to “reimport” module to python then code be changed after import
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Note that if you did from foo import * or from foo import bar, the symbol foo doesn't get defined. You need to import sys then reload(sys.modules['foo']) or perhaps reload(sys.modules[bar.__module__])
– drevicko
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How to urlencode a querystring in Python?
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and how would one do this if you just want to make a string URL safe, without building a full query argument string?
– Mike 'Pomax' Kamermans
Jun 7 '16 at 2:14
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