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Mark parameters as NOT nullable in C#/.NET?
...rs in the enterprise library. You can do something like :
private MyType _someVariable = TenantType.None;
[NotNullValidator(MessageTemplate = "Some Variable can not be empty")]
public MyType SomeVariable {
get {
return _someVariable;
}
set {
_someVariable = value;
}...
How to test android referral tracking?
... run in a terminal:
adb shell
am broadcast -a com.android.vending.INSTALL_REFERRER -n <your.package>/.<path.up.until.your.BroadcastReceiver> --es "referrer" "utm_source=test_source\&utm_medium=test_medium\&utm_term=test_term\&utm_content=test_content\&utm_campaign=test_...
java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...se 4-byte UTF8 with Connector/J configure the MySQL server with
character_set_server=utf8mb4. Connector/J will then use that setting
as long as characterEncoding has not been set in the connection
string. This is equivalent to autodetection of the character set.
Adjust your columns and datab...
How can I extract a good quality JPEG image from a video file with ffmpeg?
...n 2).
To output a series of images:
ffmpeg -i input.mp4 -qscale:v 2 output_%03d.jpg
See the image muxer documentation for more options involving image outputs.
To output a single image at ~60 seconds duration:
ffmpeg -ss 60 -i input.mp4 -qscale:v 4 -frames:v 1 output.jpg
This will work with any v...
How to determine whether an object has a given property in JavaScript
...
Underscore.js or Lodash
if (_.has(x, "y")) ...
:)
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add created_at and updated_at fields to mongoose schemas
Is there a way to add created_at and updated_at fields to a mongoose schema, without having to pass them in everytime new MyModel() is called?
...
What's the difference between Spring Data's MongoTemplate and MongoRepository?
...ed Nov 12 '19 at 19:18
temporary_user_name
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answered Jun 9 '13 at 14:30
...
Pass complex parameters to [Theory]
... : IEnumerable<object[]>
{
private readonly List<object[]> _data = new List<object[]>
{
new object[] { "hello world", 'w', 6 },
new object[] { "goodnight moon", 'w', -1 }
};
public IEnumerator<object[]> GetEnumerator()
{ return _data.GetEn...
LINQ - Full Outer Join
...roper Expression<Func<>>. I supposed I could replace them with _, __, ___ instead, but that doesn't seem any clearer until C# has a proper parameter wildcard to use instead.
– NetMage
Jul 7 '17 at 23:23
...
Check if a variable is of function type
...
Underscore.js uses a more elaborate but highly performant test:
_.isFunction = function(obj) {
return !!(obj && obj.constructor && obj.call && obj.apply);
};
See: http://jsperf.com/alternative-isfunction-implementations
EDIT: updated tests suggest that typeof ...