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EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
...ple files) and in our case we also want to override the SaveChanges method from within a partial class that adds to the DbContext.
This way we can get error debugging information from all existing DbContext/SaveChanges calls everywhere and not have to change your Seed code or development code at ...
Unique combination of all elements from two (or more) vectors
I am trying to create a unique combination of all elements from two vectors of different size in R.
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Getting the class name from a static method in Java
How can one get the name of the class from a static method in that class. For example
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How do you detect Credit card type based on number?
...PAN, or Primary Account Number. The first six digits of the PAN are taken from the IIN, or Issuer Identification Number, belonging to the issuing bank (IINs were previously known as BIN — Bank Identification Numbers — so you may see references to that terminology in some documents). These six ...
Returning value from called function in a shell script
I want to return the value from a function called in a shell script. Perhaps I am missing the syntax. I tried using the global variables. But that is also not working. The code is:
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Sending websocket ping/pong frame from browser
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Ping is meant to be sent only from server to client, and browser should answer as soon as possible with Pong OpCode, automatically. So you have not to worry about that on higher level.
Although that not all browsers support standard as they suppose to, t...
Outputting data from unit test in python
...tests in python (using the unittest module), is it possible to output data from a failed test, so I can examine it to help deduce what caused the error? I am aware of the ability to create a customized message, which can carry some information, but sometimes you might deal with more complex data, th...
How can I convert a Unix timestamp to DateTime and vice versa?
... For the .NET Framework 4.6 and above there is now static DateTimeOffset.FromUnixMilliseconds and DateTimeOffset.ToUnixMilliseconds.
– rookie1024
May 18 '16 at 2:49
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How do I get the time of day in javascript/Node.js?
... at the getHours() method for the Date object.
getHours() return the time from 0 - 23, so make sure to deal with it accordingly. I think 0-23 is a bit more intuitive since military time runs from 0 - 23, but it's up to you.
With that in mind, the code would be something along the lines of:
var da...
Can you add new statements to Python's syntax?
...1]. This is a simple text file that specifies the grammar of Python.
[1]: From here on, references to files in the Python source are given relatively to the root of the source tree, which is the directory where you run configure and make to build Python.
Two modifications have to be made to the gr...