大约有 15,700 项符合查询结果（耗时：0.0248秒） [XML]
Case-insensitive search in Rails model
... :name, unique: true # If you want to index the product names
end
And to test it out you should expect the following:
Product.create! name: 'jOgGers'
=> #<Product id: 1, name: "jOgGers">
Product.find_by(name: 'joggers')
=> #<Product id: 1, name: "jOgGers">
Product.find_by(name...
What is the difference between service, directive and module?
... angular APIs, such as ngResource. This technique is useful since it makes testing (particularly mocking) quite easy. You can have services for doing other things like authentication, logging etc.
Directives are used for creating widgets or wrapping existing things like jquery plugins. Wrapping ex...
if (key in object) or if(object.hasOwnProperty(key)
...r example.
Say we have the following object with two properties:
function TestObj(){
this.name = 'Dragon';
}
TestObj.prototype.gender = 'male';
Let's create instance of TestObj:
var o = new TestObj();
Let's examine the object instance:
console.log(o.hasOwnProperty('name')); // true
consol...
How do I Disable the swipe gesture of UIPageViewController?
...
Have you tested your code? myPageViewController.gestureRecognizers is always empty
– user2159978
Mar 3 '14 at 6:52
...
Update a table using JOIN in SQL Server?
...eful to turn an UPDATE into a SELECT to get the rows I want to update as a test before updating. If I can select the exact rows I want, I can update just those rows I want to update.
DECLARE @expense_report_id AS INT
SET @expense_report_id = 1027
--UPDATE expense_report_detail_distribution
--SET s...
How do I type using my keyboard on the iphone simulator?
...ulator. Typing with the on-screen simulator keyboard is just horrible when testing with large amounts of text.
12 Answers
...
How disable Copy, Cut, Select, Select All in UITextView
...NO;
}
Note, that this only applies for non-editable UITextViews! Haven't tested it on editable ones...
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How to run two jQuery animations simultaneously?
...he above as they are, they will appear to run simultaenously.
Here's some test code:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script>
$(function () {
$('#first').animate({ width: 200 }, 200);
$('#second').animate({ width: 60...
Can you delete multiple branches in one command with Git?
...
Nice that this one is easy to test first by just issuing git branch --list '3.2.*'
– Will
Jan 26 '19 at 1:21
3
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How to search for a string in text files?
...rn False # Because you finished the search without finding
Then you can test the output of check():
if check():
print('True')
else:
print('False')
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