大约有 44,000 项符合查询结果（耗时：0.0208秒） [XML]
The ViewData item that has the key 'MY KEY' is of type 'System.String' but must be of type 'IEnumera
... used before, so repeat this:
var db = new DB();
IEnumerable<SelectListItem> basetypes = db.Basetypes.Select(
b => new SelectListItem { Value = b.basetype, Text = b.basetype });
ViewData["basetype"] = basetypes;
before the return View(meal) in the [HttpPost] method.
exactly this wil...
Amazon SimpleDB vs Amazon DynamoDB
... NoSQL offering:
We concluded that an ideal solution would combine the best parts of
the original Dynamo design (incremental scalability, predictable high
performance) with the best parts of SimpleDB (ease of administration
of a cloud service, consistency, and a table-based data model that...
Remove first element from $@ in bash [duplicate]
...ciaisaia seems more appropriate to the OP's requirements: remove the first item
– Mark Fox
Oct 7 '14 at 2:49
1
...
Apply CSS style attribute dynamically in Angular JS
...ar.module('myApp', [])
.controller('MyCtrl', function($scope) {
$scope.items = [{
name: 'Misko',
title: 'Angular creator'
}, {
name: 'Igor',
title: 'Meetup master'
}, {
name: 'Vojta',
title: 'All-around superhero'
}
];
});
.pending-...
List comprehension in Ruby
...rk comparing the three alternatives and map-compact really seems to be the best option.
Performance test (Rails)
require 'test_helper'
require 'performance_test_help'
class ListComprehensionTest < ActionController::PerformanceTest
TEST_ARRAY = (1..100).to_a
def test_map_compact
1000....
How do I parse a URL query parameters, in Javascript? [duplicate]
... var result = {};
query.split("&").forEach(function(part) {
var item = part.split("=");
result[item[0]] = decodeURIComponent(item[1]);
});
return result;
}
actually it's not that simple, see the peer-review in the comments, especially:
hash based routing (@cmfolio)
array param...
How can I group data with an Angular filter?
...e filter
app.filter('groupBy', function() {
return _.memoize(function(items, field) {
return _.groupBy(items, field);
}
);
});
Note the 'memoize' call. This underscore method caches the result of the function and stops angular from evaluating the filter expression ever...
What's the most appropriate HTTP status code for an “item not found” error page
I'm curious what's the most appropriate HTTP status code for an "item does not exist" page.
5 Answers
...
What columns generally make good indexes?
...cess to which parameter narrows the search space the most, and that's your best index.
Also consider the kind of index you make -- B-trees are good for most things and allow range queries, but hash indexes get you straight to the point (but don't allow ranges). Other types of indexes have other pr...
Android View shadow
...m/apk/res/android">
<!--the shadow comes from here-->
<item
android:bottom="0dp"
android:drawable="@android:drawable/dialog_holo_light_frame"
android:left="0dp"
android:right="0dp"
android:top="0dp">
</item>
<item
...