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Sort a Custom Class List
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One way to do this is with a delegate
List<cTag> week = new List<cTag>();
// add some stuff to the list
// now sort
week.Sort(delegate(cTag c1, cTag c2) { return c1.date.CompareTo(c2.date); });
shar...
Django. Override save for model
Before saving model I'm re-size a picture. But how can I check if new picture added or just description updated, so I can skip rescaling every time the model is saved?
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offsetting an html anchor to adjust for fixed header [duplicate]
...S without any javascript.
Give your anchor a class:
<a class="anchor" id="top"></a>
You can then position the anchor an offset higher or lower than where it actually appears on the page, by making it a block element and relatively positioning it. -250px will position the anchor up 25...
Alter MySQL table to add comments on columns
...le
MODIFY COLUMN your_column
your_previous_column_definition COMMENT "Your new comment"
substituting:
YourTable with the name of your table
your_column with the name of your comment
your_previous_column_definition with the column's column_definition, which I recommend getting via a SHOW CREATE T...
Query EC2 tags from within instance
...ombination of the AWS metadata tool (to retrieve your instance ID) and the new Tag API to retrieve the tags for the current instance.
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How can I trigger a JavaScript event click
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body.click();
console.log('Using dispatchEvent');
body.dispatchEvent(new Event('click'));
Original Answer
Here is what I use: http://jsfiddle.net/mendesjuan/rHMCy/4/
Updated to work with IE9+
/**
* Fire an event handler to the specified node. Event handlers can detect that the event...
SQL JOIN - WHERE clause vs. ON clause
...ssions Orders.Join( OrderLines, x => x.ID, x => OrderID, (o,l) => new {Orders = o, Lines = l}).Where( ol => ol.Orders.ID = 12345)
– Triynko
Sep 10 '15 at 4:11
add ...
Android Endless List
...t extends ListActivity implements OnScrollListener {
Aleph0 adapter = new Aleph0();
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setListAdapter(adapter);
getListView().setOnScrollListener(this);
}
public void onS...
“unrecognized selector sent to instance” error in Objective-C
...ork for some reason; otherwise it only let me insert actions (aka create a new action) above or below the function.
You should now have a single event handler wired to the button event that passes no arguments:
This answer compliments the answer by @Leonard Challis which you should read as ...
Animate a custom Dialog
...ivities onCreateDialog(int id) method I do the following.
Dialog dialog = new Dialog(this, R.style.PauseDialog);
// Setting the title and layout for the dialog
dialog.setTitle(R.string.pause_menu_label);
dialog.setContentView(R.layout.pause_menu);
Alternatively you could set the animations the f...