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How to change ViewPager's page?
...in the main Activity. Inside onCreate method I load some number of pages from SharedPreferences and then pass it to PagerAdapter:
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java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...orry about converting characters or
losing data when upgrading utf8 data from older versions of MySQL.
So to support these characters, your MySQL needs to be 5.5+ and you need to use utf8mb4 everywhere. Connection encoding needs to be utf8mb4, character set needs to be utf8mb4 and collaction nee...
How do I pick 2 random items from a Python set? [duplicate]
I currently have a Python set of n size where n >= 0. Is there a quick 1 or 2 lines Python solution to do it? For example, the set will look like:
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LINUX: Link all files from one to another directory [closed]
I want to link ( ln -s ) all files that are in /mnt/usr/lib/ into /usr/lib/
4 Answers
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How do I turn off the output from tar commands on Unix? [closed]
I had a look at the options, but nothing seemed obvious as a manner in which to turn off the output when uncompressing a file. The below is the code I am currently using... I just need the option to switch off the output.
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How to update a mongo record using Rogue with MongoCaseClassField when case class contains a scala E
I am upgrading existing code from Rogue 1.1.8 to 2.0.0 and lift-mongodb-record from 2.4-M5 to 2.5 .
1 Answer
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C++ convert from 1 char to string? [closed]
I need to cast only 1 char to string . The opposite way is pretty simple like str[0] .
2 Answers
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Enum Naming Convention - Plural
...w to further elaborate, although it looks ugly, if you need a single value from a flag enum use the singular form for the field/property/argument. If you support it having multiple flags set, use the plural. If your enum is not a flags enum, use the singular for the type name and the field/property/...
How do you test that a Python function throws an exception?
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Use TestCase.assertRaises (or TestCase.failUnlessRaises) from the unittest module, for example:
import mymod
class MyTestCase(unittest.TestCase):
def test1(self):
self.assertRaises(SomeCoolException, mymod.myfunc)
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How do I log a Python error with debug information?
...e, exc_info=1). As soon as you pass exc_info to any of the logging methods from an exception context, you will get a traceback.
– Helmut Grohne
Jun 25 '13 at 18:46
16
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