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Unresolved external symbol on static class members
...als here:
For me, the thing that I forgot was to mark my class definition __declspec(dllexport), and when called from another class (outside that class's dll's boundaries), I of course got the my unresolved external error.
Still, easy to forget when you're changing an internal helper class to a one...
How to secure MongoDB with username and password
...d({})
Long answer: Read this if you want to properly understand.
It's really simple. I'll dumb the following down https://docs.mongodb.com/manual/tutorial/enable-authentication/
If you want to learn more about what the roles actually do read more here: https://docs.mongodb.com/manual/reference/b...
When should you branch?
... Jan 20 '10 at 11:09
Daniel VassalloDaniel Vassallo
301k6666 gold badges475475 silver badges424424 bronze badges
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Should I Dispose() DataSet and DataTable?
... both implement IDisposable, so, by conventional best practices, I should call their Dispose() methods.
10 Answers
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Why would iterating over a List be faster than indexing through it?
...nt head -> item1 -> print item1 -> item2 -> print item2 etc.
all in a single traversal, which is O(N).
Now, going to the other implementation of List which is ArrayList, that one is backed by a simple array. In that case both of the above traversals are equivalent, since an array is c...
“find: paths must precede expression:” How do I specify a recursive search that also finds files in
...me reason single quotes didn't work for me. I had to use double quotes. ¯\_(ツ)_/¯
– Planky
Mar 24 '17 at 21:41
...
How to sum up elements of a C++ vector?
What are the good ways of finding the sum of all the elements in a std::vector ?
11 Answers
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Android Studio: Plugin with id 'android-library' not found
... @binil This is a version of Android Gradle plugin not the Gradle itself. All versions are listed on Maven Repository mvnrepository.com/artifact/com.android.tools.build/gradle To list build dependencies run gradle buildEnvironment
– Grzegorz Żur
Dec 8 '16 at ...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
... The same aplies for group.
On the other hand,
@Table(
name = "product_serial_group_mask",
uniqueConstraints = {@UniqueConstraint(columnNames = {"mask", "group"})}
)
Implies that the values of mask + group combined should be unique. That means you can have, for example, a record with mask...
How to pass “Null” (a real surname!) to a SOAP web service in ActionScript 3
...mx.rpc.xml.*. At line 1795 of XMLEncoder (in the 3.5 source), in setValue, all of the XMLEncoding boils down to
currentChild.appendChild(xmlSpecialCharsFilter(Object(value)));
which is essentially the same as:
currentChild.appendChild("null");
This code, according to my original fiddle, retur...