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How do you sort an array on multiple columns?
...1
dcpdcp
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How to check if a user likes my Facebook Page or URL using Facebook's API
...payload) = explode('.', $_REQUEST['signed_request'], 2);
$sig = base64_decode(strtr($encoded_sig, '-_', '+/'));
$data = json_decode(base64_decode(strtr($payload, '-_', '+/'), true));
return $data;
}
return false;
}
if($signed_request = parsePageSignedRequest()) {
if...
What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
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answered Jun 4 '10 at 12:43
Mark WilkinsMark Wilkins
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How to lose margin/padding in UITextView?
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401
Up-to-date for 2019
It is one of the silliest bugs in iOS.
The class given here, UITextViewFix...
Grab a segment of an array in Java without creating a new array on heap
...ment of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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postgres default timezone
...l Bourque
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answered Jul 12 '11 at 12:01
Muhammad UsamaMuhammad Usama
2...
What is the easiest way to initialize a std::vector with hardcoded elements?
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554
One method would be to use the array to initialize the vector
static const int arr[] = {16,2,77...
How can one change the timestamp of an old commit in Git?
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If you wanted to change the dates of commit 119f9ecf58069b265ab22f1f97d2b648faf932e0, you could do so with something like this:
git filter-branch --env-filter \
'if [ $GIT_COMMIT = 119f9ecf58069b265ab22f1f97d2b648faf932e0 ]
then
export GIT_AUTHOR_DATE="Fri Jan 2 21:38:53 2009 -08...
Selecting element by data attribute
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1496
$('*[data-customerID="22"]');
You should be able to omit the *, but if I recall correctly, d...
How does one make random number between range for arc4random_uniform()?
...our regular die only has 6 sides so I imported Foundation for access to arc4random_uniform(UInt32). I attempted using the range of (1..7) to avoid randomly getting 0 however that returned an error which I didn't enjoy too much. I tried to do this:
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