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Further understanding setRetainInstance(true)
...s below.
(This is edited a bit to make it easier to read.)
TestActivity@415a4a30: this()
TestActivity@415a4a30: onCreate()
TestActivity@415a4a30: Existing fragment not found.
TestFragment{41583008}: this() TestFragment{41583008}
TestFragment{41583008}: onAttach(TestActivity@415a4a30)
TestFragment{...
Adding Permissions in AndroidManifest.xml in Android Studio?
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137
You can only type them manually, but the content assist helps you there, so it is pretty easy....
Why does casting int to invalid enum value NOT throw exception?
...ArgumentException(string.Format("{0} is not a defined value for enum type {1}",
enumValue, typeof(T).FullName)));
return parsedValue;
}
public static bool IsDefined(T enumValue)
{
return System.Enum.IsDefined(typeof (T), enumValue);
}
}
public sta...
How do I change column default value in PostgreSQL?
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answered Jan 20 '11 at 9:28
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What is the difference between active and passive FTP?
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edited Apr 19 '18 at 6:38
answered Nov 9 '09 at 4:57
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android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi
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edited Apr 15 '16 at 0:20
answered Nov 21 '12 at 5:54
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Python - When to use file vs open
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153
You should always use open().
As the documentation states:
When opening a file, it's pref...
Regular expression for exact match of a string
...atch two passwords with regular expression. For example I have two inputs "123456" and "1234567" then the result should be not match (false). And when I have entered "123456" and "123456" then the result should be match (true).
...
How can prepared statements protect from SQL injection attacks?
... injection example shows it (all examples in PHP/Mysql):
$expected_data = 1;
$query = "SELECT * FROM users where id=$expected_data";
will produce a regular query
SELECT * FROM users where id=1
while this code
$spoiled_data = "1; DROP TABLE users;"
$query = "SELECT * FROM users where i...