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How do you create optional arguments in php?
In the PHP manual, to show the syntax for functions with optional parameters, they use brackets around each set of dependent optional parameter. For example, for the date() function, the manual reads:
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Is it possible to delete an object's property in PHP?
If I have an stdObject say, $a .
4 Answers
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Using a constant NSString as the key for NSUserDefaults
I'm using NSUSerDefaults to store user preferences. I remember reading somewhere that setting the keys as constants is a good idea - and I agree. The following code is what I currently have:
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Is there a command for formatting HTML in the Atom editor?
I would like to format my HTML with a command, as I do in Visual Studio, using Ctrl + K + D . Is this possible in Atom ? If not, are there other options?
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Rails find record with zero has_many records associated [duplicate]
This seems fairly simple but I can't get it to turn up on Google.
6 Answers
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Counting inversions in an array
I'm designing an algorithm to do the following: Given array A[1... n] , for every i < j , find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find...
How to add Action Bar from support library into PreferenceActivity?
Action Bar compatibility has been added into support library, revision 18. It now has ActionBarActivity class for creating activities with Action Bar on older versions of Android.
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Right query to get the current number of connections in a PostgreSQL DB
Which of the following two is more accurate?
6 Answers
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How to change position of Toast in Android?
When I use Toast to display some popup text on the screen, it displays the text a little bit above the bottom of the screen, which is the default position.
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Android - shadow on text?
I am wondering how to add shadow on text in android?
6 Answers
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