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How do I check if a Sql server string is null or empty
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I couldn't decide if I should upvote your answer or unclefofa's, since he seems to have answered first, but his answer has been edited after you answered. I ended upvoting both.
– Zecc
Mar 22 '11 at 1...
Android, How to limit width of TextView (and add three dots at the end of text)?
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Deprecated:
Add one more property android:singleLine="true" in your Textview
Updated:
android:ellipsize="end"
android:maxLines="1"
share
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improve this answe...
Postgresql query between date ranges
... simpler if you use >= start AND < end.
For example:
SELECT
user_id
FROM
user_logs
WHERE
login_date >= '2014-02-01'
AND login_date < '2014-03-01'
In this case you still need to calculate the start date of the month you need, but that should be straight forward in any num...
How can I change an element's class with JavaScript?
...iques for changing classes
Modern browsers have added classList which provides methods to make it easier to manipulate classes without needing a library:
document.getElementById("MyElement").classList.add('MyClass');
document.getElementById("MyElement").classList.remove('MyClass');
if ( document...
Storyboard - refer to ViewController in AppDelegate
consider the following scenario: I have a storyboard-based app. I add a ViewController object to the storyboard, add the class files for this ViewController into the project and specify the name of the new class in the IB identity inspector. Now how am I going to refer to this ViewController program...
How can I create a copy of an object in Python?
...elf)(self.a, self.b)
def __deepcopy__(self, memo): # memo is a dict of id's to copies
id_self = id(self) # memoization avoids unnecesary recursion
_copy = memo.get(id_self)
if _copy is None:
_copy = type(self)(
deepcopy(self.a, memo),
...
javascript remove “disabled” attribute from html input
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Set the element's disabled property to false:
document.getElementById('my-input-id').disabled = false;
If you're using jQuery, the equivalent would be:
$('#my-input-id').prop('disabled', false);
For several input fields, you may access them by class instead:
var inputs = document.getEl...
MySQL order by before group by
...desc
If you have the following sample data:
CREATE TABLE wp_posts
(`id` int, `title` varchar(6), `post_date` datetime, `post_author` varchar(3))
;
INSERT INTO wp_posts
(`id`, `title`, `post_date`, `post_author`)
VALUES
(1, 'Title1', '2013-01-01 00:00:00', 'Jim'),
(2, 'Title2', '2...
AngularJS passing data to $http.get request
...er. However, you can add a query string to the request.
angular.http provides an option for it called params.
$http({
url: user.details_path,
method: "GET",
params: {user_id: user.id}
});
See: http://docs.angularjs.org/api/ng.$http#get and https://docs.angularjs.org/api/ng/service...
Check/Uncheck checkbox with JavaScript (jQuery or vanilla)?
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Javascript:
// Check
document.getElementById("checkbox").checked = true;
// Uncheck
document.getElementById("checkbox").checked = false;
jQuery (1.6+):
// Check
$("#checkbox").prop("checked", true);
// Uncheck
$("#checkbox").prop("checked", false);
jQuery (1.5...