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.Contains() on a list of custom class objects
...ctually arguing that you don't touch the comparison code AT ALL - you just call the right method on the list for the task you're trying to accomplish...
– Martin Milan
Apr 13 '10 at 12:01
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Deleting all records in a database table
...elete via SQL
Item.delete_all # accepts optional conditions
To delete by calling each model's destroy method (expensive but ensures callbacks are called)
Item.destroy_all # accepts optional conditions
All here
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ViewPager with Google Maps API v2: mysterious black view
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None of the fixes worked for me. I have practically the same issue as Michal K. Using SlidingMenu and opening or closing slowly at a continuous speed and there is no problem. Fling open or press back to close the window and it looks like the map lags a bit leaving a blan...
Can an angular directive pass arguments to functions in expressions specified in the directive's att
I have a form directive that uses a specified callback attribute with an isolate scope:
5 Answers
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How to force a view refresh without having it trigger automatically from an observable?
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You can't call something on the entire viewModel, but on an individual observable you can call myObservable.valueHasMutated() to notify subscribers that they should re-evaluate. This is generally not necessary in KO, as you mentioned....
linq query to return distinct field values from a list of objects
..., it's easy - project to that with Select and then use the normal Distinct call.)
In MoreLINQ we have the DistinctBy operator which you could use:
var distinct = list.DistinctBy(x => x.typeID);
This only works for LINQ to Objects though.
You can use a grouping or a lookup, it's just somewhat...
How can I remove or replace SVG content?
...eeping my linear gradient inside SVG tags in the static content and then I called the above code, This works in IE
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Facebook access token server-side validation for iPhone app
...OKEN is your app's token that you got from step 1.
The debug endpoint basically dumps all information about a token, so it'll respond with something like this:
{
data: {
app_id: YOUR_APP_ID,
is_valid: true,
metadata: {
sso: "iphone-safari"
},
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Make anchor link go some pixels above where it's linked to
...ts are captured before hashchanges. Timeout
// causes offsetAnchor to be called after the page jump.
window.setTimeout(function() {
offsetAnchor();
}, 0);
});
// Set the offset when entering page with hash present in the url
window.setTimeout(offsetAnchor, 0);
JSFiddle for this example ...
jQuery find events handlers registered with an object
...k"
$.each(event, function(j, h) {
// h.handler is the function being called
});
});
Here's an example you can play with:
$(function() {
$("#el").click(function(){ alert("click"); });
$("#el").mouseover(function(){ alert("mouseover"); });
$.each($._data($("#el")[0], "events"...