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RESTful Authentication via Spring
...(user/pass combo) with each request is not desirable. Per REST guidelines (and internal business requirements), the server must remain stateless. The API will be consumed by another server in a mashup-style approach.
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How to set ViewBag properties for all Views without using a base class for Controllers?
... common objects as properties of the base WebViewPage so you don't have to cast items from the ViewBag in every single View. I do my CurrentUser setup this way.
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MySQL SELECT WHERE datetime matches day (and not necessarily time)
...anual: "For best results when using BETWEEN with date or time values, use CAST() to explicitly convert the values to the desired data type. Examples: If you compare a DATETIME to two DATE values, convert the DATE values to DATETIME values. If you use a string constant such as '2001-1-1' in a compar...
Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
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Whenever using "%p" on printf, you should cast the pointer to void * as in printf("%p", (void *)str); When printing a size_t with printf, you should use "%zu" if using the latest C standard (C99).
– Chris Young
Oct 3 '08 at 7:44...
Does the Java &= operator apply & or &&?
...So a &= b; is equivalent to a = a & b;.
(In some usages, the type-casting makes a difference to the result, but in this one b has to be boolean and the type-cast does nothing.)
And, for the record, a &&= b; is not valid Java. There is no &&= operator.
In practice, there...
PostgreSQL Crosstab Query
... | 4 | 5
C | 7 | -- !!
No need for casting and renaming.
Note the incorrect result for C: the value 7 is filled in for the first column. Sometimes, this behavior is desirable, but not for this use case.
The simple form is also limited to exactly three columns ...
What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...st() along the way.
What do these methods do?
AsEnumerable and AsQueryable cast or convert to IEnumerable or IQueryable, respectively. I say cast or convert with a reason:
When the source object already implements the target interface, the source object itself is returned but cast to the target int...
How do I check if a SQL Server text column is empty?
...he added overhead of calling SQL Functions like DataLength(), IsNull(), or Cast(). Maybe the generated query plan is the same (I didn't check); still I find this to be a far cleaner approach.
– MikeTeeVee
Nov 13 '19 at 11:49
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When are you truly forced to use UUID as part of the design?
...ur major UUID versions:
Version 4 UUIDs are essentially just 16 bytes of randomness pulled from a cryptographically secure random number generator, with some bit-twiddling to identify the UUID version and variant. These are extremely unlikely to collide, but it could happen if a PRNG is used or if ...
How can I check a C# variable is an empty string “” or null? [duplicate]
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Are we to assume that this conversion of stringVar to a cast object returns empty string for both null and empty string assigned to the stringVar variable, but converting the same stringVar without the cast returns null and empty string instead? Im just trying to find out all the ...