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std::enable_if to conditionally compile a member function
...
That's unfortunate. I only tested it on with gcc. Maybe this helps: stackoverflow.com/a/17543296/660982
– jpihl
Jun 10 '14 at 7:52
1...
Android - Start service on boot
...d("TAG", "MyReceiver");
Intent serviceIntent = new Intent(context, Test1Service.class);
context.startService(serviceIntent);
}
}
public class Test1Service extends Service {
/** Called when the activity is first created. */
@Override
public void onCreate() {
...
Multiple Updates in MySQL
...ql warnings into runtime exceptions in your app.
I made some performance tests for three of suggested variants, including the INSERT ... ON DUPLICATE KEY UPDATE variant, a variant with "case / when / then" clause and a naive approach with transaction. You may get the python code and results here. ...
Get names of all files from a folder with Ruby
...an absolute path, Dir[] will return absolute paths:
# as: [ '/home/../home/test/myfile', ... ]
#
Dir[ '/home/../home/test/*' ].select{ |f| File.file? f }
# Need the paths to be canonical?
# as: [ '/home/test/myfile', ... ]
#
Dir[ '/home/../home/test/*' ].select{ |f| File.file? f }.map{ |f| File.exp...
How to calculate number of days between two given dates?
...= (b-a)
print delta.days
For reference: http://arrow.readthedocs.io/en/latest/
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Regular expression to find URLs within a string
...to ignore protocols, endings of emails are accepted as it is the case with test@testing.com.
– Squazz
Sep 7 '17 at 8:09
4
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How to create user for a db in postgresql? [closed]
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From CLI:
$ su - postgres
$ psql template1
template1=# CREATE USER tester WITH PASSWORD 'test_password';
template1=# GRANT ALL PRIVILEGES ON DATABASE "test_database" to tester;
template1=# \q
PHP (as tested on localhost, it works as expected):
$connString = 'port=5432 dbname=test_databa...
event.preventDefault() function not working in IE
...;
to achieve the same result.
And in order not to get an error, you can test for the existence of preventDefault:
if(event.preventDefault) event.preventDefault();
You can combine the two with:
event.preventDefault ? event.preventDefault() : (event.returnValue = false);
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Python: How do I make a subclass from a superclass?
... the direction specified by the reverse keyword argument, as the following tests illustrate:
import pytest
def test_1():
assert SortedList([5, 2, 3]) == [2, 3, 5]
def test_2():
SortedList([5, 2, 3], reverse=True) == [5, 3, 2]
def test_3():
with pytest.raises(TypeError):
sorte...
count members with jsonpath?
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To test size of array: jsonPath("$", hasSize(4))
To count members of object: jsonPath("$.*", hasSize(4))
I.e. to test that API returns an array of 4 items:
accepted value: [1,2,3,4]
mockMvc.perform(get(API_URL))
....