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In PHP, how do you change the key of an array element?
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if the key value is not changing you will delete an array element. You might want to check for it.
– Peeech
Mar 10 '13 at 12:19
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How can I get every nth item from a List?
... @mquander: Note that this will actually give you the nth - 1 element. If you want the actual nth elements (skipping the first) then you will have to add 1 to i.
– casperOne
Mar 25 '09 at 17:37
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CursorLoader usage without ContentProvider
...ad */
@Override
public void deliverResult(Cursor cursor) {
if (isReset()) {
// An async query came in while the loader is stopped
if (cursor != null) {
cursor.close();
}
return;
}
Cursor oldCursor = mCurs...
How to perform Single click checkbox selection in WPF DataGrid?
...olumn as text column and second column as CheckBox column. What I want is, if I click the check box. It should get checked.
But, it takes two click to get selected, for first click the cell is getting selected, for the second clicks the check box is getting checked. How to make the check box to g...
Why doesn't adding CORS headers to an OPTIONS route allow browsers to access my API?
...n, the CORS spec only requires the OPTIONS call to precede the POST or GET if the POST or GET has any non-simple content or headers in it.
Content-Types that require a CORS pre-flight request (the OPTIONS call) are any Content-Type except the following:
application/x-www-form-urlencoded
multipart...
How to determine device screen size category (small, normal, large, xlarge) using code?
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You can use the Configuration.screenLayout bitmask.
Example:
if ((getResources().getConfiguration().screenLayout &
Configuration.SCREENLAYOUT_SIZE_MASK) ==
Configuration.SCREENLAYOUT_SIZE_LARGE) {
// on a large screen device ...
}
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Ignoring accented letters in string comparison
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{
UnicodeCategory uc = CharUnicodeInfo.GetUnicodeCategory(ch);
if (uc != UnicodeCategory.NonSpacingMark)
{
sb.Append(ch);
}
}
return sb.ToString().Normalize(NormalizationForm.FormC);
}
More details on MichKap's blog (RIP...).
The principle is that is it turns 'é' i...
Detect all changes to a (immediately) using JQuery
..."propertychange change click keyup input paste", function(event){
// If value has changed...
if (elem.data('oldVal') != elem.val()) {
// Updated stored value
elem.data('oldVal', elem.val());
// Do action
....
}
});
});
...
How can I check the size of a collection within a Django template?
I have a list in my Django template. I want to do something only if the size of the list is greater than zero.
7 Answers...
AngularJS : When to use service instead of factory
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Explanation
You got different things here:
First:
If you use a service you will get the instance of a function ("this"
keyword).
If you use a factory you will get the value that is returned by
invoking the function reference (the return st...