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What is the lifetime of a static variable in a C++ function?
...once and retains its value between function calls. What exactly is its lifetime? When do its constructor and destructor get called?
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SQL Server - Return value after INSERT
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On larger system, what if many sql's run at same time? Will it return the last inserted id to every request?
– Shiv
Dec 5 '17 at 13:59
3
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Benefits of prototypal inheritance over classical?
...age like Visual Basic was to C++ in Microsoft’s language families at the time.
This is bad because when people use constructors in JavaScript they think of constructors inheriting from other constructors. This is wrong. In prototypal inheritance objects inherit from other objects. Constructors n...
Can you add new statements to Python's syntax?
...ets logged to file"
for i in range(10):
myprint "so does this : ", i, "times"
myprint ("works fine" "with arbitrary" + " syntax"
"and line continuations")
Caveats:
There are problems to the preprocessor approach, as you'll probably be familiar with if you've worked with the C preprocessor....
Convert file: Uri to File in Android
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Most of the time I'm getting open failed: ENOENT (No such file or directory) When I try to open the File given with this. Also, if the Uri is the Content Uri of an Image for example, it definitely doesn't work.
– b....
What is the difference between Views and Materialized Views in Oracle?
...uery definition.
Views are virtual only and run the query definition each time they are accessed.
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How does type Dynamic work and how to use it?
... = new DynImpl
d: DynImpl = DynImpl@7711a38f
scala> d.foo
java.lang.RuntimeException: method not found
scala> d.foo = 10
d.foo: Any = 10
scala> d.foo
res56: Any = 10
The code works as expected - it is possible to add methods at runtime to the code. On the other side, the code isn't typ...
Bootstrap 3 Flush footer to bottom. not fixed
...rted color or you can add navbar inverse class in html */
}
NOTE: At the time of the posting for this question the above lines of code does not push the footer below the page content; but it will keep your footer from crawling midway up the page when there is little content on the page. For an exa...
In Django, how does one filter a QuerySet with dynamic field lookups?
... per Daniel's response. My question was about syntax, not design. If I had time to write out the design, I'd have done that. I'm sure your input would be helpful, however it's just not a practical option.
– Brian M. Hunt
Nov 22 '08 at 16:29
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jQuery UI accordion that keeps multiple sections open?
...ions in jQuery UI's accordion open? The demos all have only one open at a time... I'm looking for a collapseable menu type system.
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