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Why are Oracle table/column/index names limited to 30 characters?
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@skaffman SQLERRM length is an API/ABI specification. Changing this would meaning having to patch every OCI driver on the planet (else buffer overrun). They could slot the change to the client to increase the buflen in OCI 13 first and the server in someth...
When to dispose CancellationTokenSource?
...ons using the handle are complete, because, as is described in the Windows API documentation for WaitHandle, the results are undefined.
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Pattern to avoid nested try catch blocks?
... here are just trying to be cute, IMO. As the OP said, he didn't write the API so he's stuck with the exceptions that are thrown.
– Nate C-K
Oct 18 '11 at 21:00
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Is VB really case insensitive?
...s. Now if you are using reflection
to bind to a method, the reflection
APIs do offer the ability to do
case-insensitive lookups. This is the
extent to which the CLR offers
case-insensitivity.
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How to pass objects to functions in C++?
... not supposed to write back a value. This convention is seen in many glibc APIs. Example:
void func (string* str, /* ... */) {
if (str != NULL) {
*str = some_value; // assign to *str only if it's non-null
}
}
Just like all pass by reference/pointer, not thread-safe.
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What is unit testing? [closed]
... hard to unit test code that's tightly coupled
Provide a means to use your API and look for difficulties early on
Indicates methods and classes that aren't very cohesive
You should unit test because its in your interest to deliver a maintainable and quality product to your client.
I'd suggest you...
What does the Reflect object do in JavaScript?
...et, name);
// now do the default thing
}
});
The Reflect and Proxy APIs were designed in tandem, such that for each Proxy trap, there exists a corresponding method on Reflect that "does the default thing". Hence, whenever you find yourself wanting to "do the default" thing inside a Proxy han...
Swift native base class or NSObject
...al opt-in. As far as we know it may very well be that in the future system APIs will be added that are not natively objc. In the mid/long term they may even migrate existing libraries to non-objc code with a thin compatibility layer in objc that calls into the non objc code. We just do not know. We'...
Spring @Transactional - isolation, propagation
...Default is REQUIRED. (docs.spring.io/spring-framework/docs/current/javadoc-api/org/…)
– ihebiheb
Dec 31 '17 at 13:18
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Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...lasses in argument types and return types optional in imported Objective-C APIs. Before you use an Objective-C object, you should check to ensure that it is not missing.
In some cases, you might be absolutely certain that an Objective-C method or property never returns a nil object reference. T...