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Remove background drawable programmatically in Android
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setBackgroundResource(0) is the best option. From the documentation:
Set the background to a given resource. The resource should refer to a
Drawable object or 0 to remove the background.
It works everywhere, because it's since API 1.
setBackground was added muc...
I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...y-session pages, increasing the chance that multiple simultaneous requests from the same user would not block each other.
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AngularJS and its use of Dollar Variables
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It is just a naming convention from the below snippet
http://docs.angularjs.org/tutorial/step_05
'$' Prefix Naming Convention
You can create your own services, and in
fact we will do exactly that in step 11. As a naming convention,
angular's bui...
What is a smart pointer and when should I use one?
...that std::unique_ptr instances cannot be copied. This prevents the pointer from being deleted multiple times (incorrectly). You can, however, pass references to it around to other functions you call.
std::unique_ptrs are useful when you want to tie the lifetime of the object to a particular block o...
ASP.NET MVC partial views: input name prefixes
...Helper.GetExpressionText(expression);
object model = ModelMetadata.FromLambdaExpression(expression, helper.ViewData).Model;
var viewData = new ViewDataDictionary(helper.ViewData)
{
TemplateInfo = new System.Web.Mvc.TemplateInfo
{
HtmlFi...
How to center buttons in Twitter Bootstrap 3?
...ent, the element does not know the point to work out this auto calculation from so will not center itself as anticipated.
See an example of the code above here: https://jsfiddle.net/Seany84/2j9pxt1z/
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ASP.NET MVC 3 - Partial vs Display Template vs Editor Template
...atching Editor Template, and rendered the fields using the Editor Template from different parent views. The Editor Template correctly renders the ids and names.
So in short, a compelling reason for us to use Editor Templates was the need to render some common fields in multiple tabs. Partial views...
Best way to get child nodes
...ing, JavaScript offers a variety of methods to get the first child element from any element, but which is the best? By best, I mean: most cross-browser compatible, fastest, most comprehensive and predictable when it comes to behaviour. A list of methods/properties I use as aliases:
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Fastest method to replace all instances of a character in a string [duplicate]
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Slater -- that functionality comes from the behavior of split -- if you split on an empty string, an array of each of the characters is returned. Logically its as if there is an empty string between each character. It also matches a regex zero length match. ...
How to log SQL statements in Grails
...te: This will log both where clause parameters and column values extracted from query result sets. To log only where clause parameters, use trace 'org.hibernate.type.BasicBinder'
– GreenGiant
Aug 12 '15 at 14:13
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