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UIButton: Making the hit area larger than the default hit area
I have a question dealing with UIButton and its hit area. I am using the Info Dark button in interface builder, but I am finding that the hit area is not large enough for some people's fingers.
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Check if value exists in Postgres array
...I need a way to test if a value exists in a given array. So far I came up with something like this:
7 Answers
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Best way to pretty print a hash
I have a large hash with nested arrays and hashes. I would like to simply print it out so it 'readable' to the user.
12 An...
Best database field type for a URL
...table. What's the best practice for defining a field that will hold a URL with an undetermined length?
10 Answers
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make arrayList.toArray() return more specific types
...ly ArrayList.toArray() would return a type of Object[] ....but supposed it's an
Arraylist of object Custom , how do I make toArray() to return a type of Custom[] rather than Object[] ?
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Closing JDBC Connections in Pool
...a particular instance of Connection is freed up and can be reused? I am a little confused on this one, any pointers appreciated.
Yes, certainly you need to close the pooled connection as well. It's actually a wrapper around the actual connection. It wil under the covers release the actual connectio...
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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Percentage width child element in absolutely positioned parent on Internet Explorer 7
I have an absolutely positioned div containing several children, one of which is a relatively positioned div . When I use a percentage-based width on the child div , it collapses to 0 width on IE7, but not on Firefox or Safari.
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Undefined reference to pthread_create in Linux
...low sources and objects on command line, and -lpthread is not an "option", it's a library specification. On a system with only libpthread.a installed,
gcc -lpthread ...
will fail to link.
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Add new column with foreign key constraint in one command
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As so often with SQL-related question, it depends on the DBMS. Some DBMS allow you to combine ALTER table operations separated by commas. For example...
Informix syntax:
ALTER TABLE one
ADD two_id INTEGER,
ADD CONSTRAINT FOREIG...