大约有 42,000 项符合查询结果（耗时：0.0745秒） [XML]
Should I call Close() or Dispose() for stream objects?
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A quick jump into Reflector.NET shows that the Close() method on StreamWriter is:
public override void Close()
{
this.Dispose(true);
GC.SuppressFinalize(this);
}
And StreamReader is:
public override void Close()
{
this.Dispose(true);
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Can I use if (pointer) instead of if (pointer != NULL)?
...afe to check a pointer to not being NULL by writing simply if(pointer) or do I have to use if(pointer != NULL) ?
14 An...
Can a CSS class inherit one or more other classes?
I feel dumb for having been a web programmer for so long and not knowing the answer to this question, I actually hope it's possible and I just didn't know about rather than what I think is the answer (which is that it's not possible).
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Do you leave parentheses in or out in Ruby? [closed]
When possible.. do you leave parentheses in or out in Ruby?
9 Answers
9
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Return multiple values in JavaScript?
...he latest ECMAScript 6 syntax*, you can also destructure the return value more intuitively:
const [first, second] = getValues();
If you want to put "labels" on each of the returned values (easier to maintain), you can return an object:
function getValues() {
return {
first: getFirstV...
Can I set variables to undefined or pass undefined as an argument?
...her scripting languages' concepts of the out-of-band ‘null’, ‘nil’ or ‘None’ objects.
undefined, on the other hand, is a weird JavaScript quirk. It's a singleton object that represents out-of-band values, essentially a second similar-but-different null. It comes up:
When you call a fu...
Checking for NULL pointer in C/C++ [closed]
In a recent code review, a contributor is trying to enforce that all NULL checks on pointers be performed in the following manner:
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GB English, or US English?
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I would tend to use US-English as that has become the norm in other APIs. Speaking as an English programmer, I don't have any problem using "color", for example.
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Method names for getting data [closed]
... getting
all the books associated with an
object, it implies the criteria for the set is
already defined and where they are coming from is a hidden detail.
findBooks(criteria)
is when are trying to find a sub-set
of the books based on parameters to
the method call, this will usually
be overloaded wi...
Meaning of -
...ics. I read the line below in "Learning XML", but it is still not clear, for me. Can someone point me to a book or website which explains these basics clearly?
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