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Find nearest latitude/longitude with an SQL query
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Just a performance note, it's best to not sqrt the distance variable but instead square the '25' test value... later sqrt the results that have passed if you need to show the distance
– sradforth
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When should I use require() and when to use define()?
I have being playing around with requirejs for the last few days. I am trying to understand the differences between define and require.
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Can I use a collection initializer for Dictionary entries?
I want to use a collection initializer for the next bit of code:
7 Answers
7
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Spring: Why do we autowire the interface and not the implemented class?
...e on the implementation to control which implementation should be injected for that interface via program arguments or application properties.
– b15
Aug 14 '19 at 16:51
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How to check if an NSDictionary or NSMutableDictionary contains a key?
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objectForKey will return nil if a key doesn't exist.
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How can I know when an EditText loses focus?
... onFocusChange of setOnFocusChangeListener and there's a boolean parameter for hasFocus. When this is false, you've lost focus to another control.
EditText txtEdit = (EditText) findViewById(R.id.edittxt);
txtEdit.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
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Can we have multiple in same ?
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Yes you can use them, for example I use them to more easily style groups of data, like this:
thead th { width: 100px; border-bottom: solid 1px #ddd; font-weight: bold; }
tbody:nth-child(odd) { background: #f5f5f5; border: solid 1px #ddd; }
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How to prevent robots from automatically filling up a form?
...extra step impeding the free quick use of the application (I'm not looking for anything like that please).
27 Answers
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How to find out what character key is pressed?
...h;
}
alert(String.fromCharCode(keynum));
}
</script>
<form>
<input type="text" onkeypress="return myKeyPress(event)" />
</form>
JQuery:
$(document).keypress(function(event){
alert(String.fromCharCode(event.which));
});
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DropDownList in MVC 4 with Razor
...Exemplo3",
Value = "Exemplo3"
});
}
@Html.DropDownListFor(model => model.tipo, listItems, "-- Select Status --")
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