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The specified type member 'Date' is not supported in LINQ to Entities. Only initializers, entity mem
... in EF
can explain similar issues with linq statements that work on Memory base Lists but not in EF.
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Detect if stdin is a terminal or pipe?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Order discrete x scale by frequency/value
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AttributeError: 'datetime' module has no attribute 'strptime'
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Sadly - if you're adapting someone else's code base - it's not uncommon for some to do from datetime import datetime and for other systems it's just a import datetime as it expects datetime to be a module... ;)
– Jon Clements♦
Oct ...
Search code inside a Github project
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Update January 2013: a brand new search has arrived!, based on elasticsearch.org:
A search for stat within the ruby repo will be expressed as stat repo:ruby/ruby, and will now just workTM.
(the repo name is not case sensitive: test repo:wordpress/wordpress returns the same as t...
Best way to give a variable a default value (simulate Perl ||, ||= )
...s called the Null coalescing operator. You can use it like this:
$name = $_GET['name'] ?? 'john doe';
This is equivalent to
$name = isset($_GET['name']) ? $_GET['name']:'john doe';
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Why can't I use the 'await' operator within the body of a lock statement?
....Tasks;
public class SemaphoreLocker
{
private readonly SemaphoreSlim _semaphore = new SemaphoreSlim(1, 1);
public async Task LockAsync(Func<Task> worker)
{
await _semaphore.WaitAsync();
try
{
await worker();
}
finally
{...
AWS S3 copy files and folders between two buckets
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A simplified example using the aws-sdk gem:
AWS.config(:access_key_id => '...', :secret_access_key => '...')
s3 = AWS::S3.new
s3.buckets['bucket-name'].objects['source-key'].copy_to('target-key')
If you want to perform the copy between different buckets, then specify the target ...
How to call another controller Action From a controller in Mvc
...ublic class AController : ApiController
{
private readonly BController _bController;
public AController(
BController bController)
{
_bController = bController;
}
public httpMethod{
var result = _bController.OtherMethodBController(parameters);
....
}
}
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MySQL search and replace some text in a field
... part? And you do know that before you make any sweeping changes to a database you are supposed to back it up first?
– pdwalker
Jan 12 '17 at 6:35
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