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Finding Key associated with max Value in a Java Map
...).getKey();
or
Collections.max(countMap.entrySet(), Comparator.comparingInt(Map.Entry::getValue)).getKey();
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Private virtual method in C++
...classes (as would be possible if the functions were just protected). The point is that virtual functions exist to allow customization; unless they also need to be invoked directly from within derived classes' code, there's no need to ever make them anything but private
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Git Symlinks in Windows
...ome a problem for Windows developers. In windows (msysgit), the symlink is converted to a text file with a path to the file it points to. Instead, I'd like to convert the symlink into an actual Windows symlink.
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uint8_t vs unsigned char
What is the advantage of using uint8_t over unsigned char in C?
8 Answers
8
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How do I create delegates in Objective-C?
...create one, you define a class that implements the delegate methods you're interested in, and mark that class as implementing the delegate protocol.
For example, suppose you have a UIWebView. If you'd like to implement its delegate's webViewDidStartLoad: method, you could create a class like this:
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GDB missing in OS X v10.9 (Mavericks)
...s some errors that should have been warnings...(added the -Wno-string-plus-int)
Line 385:
CFLAGS = -g -O2 -Wno-string-plus-int
Line 388:
CXXFLAGS = -g -O2 -Wno-string-plus-int
Don't know if both are necessary.
But
As it turns out the standard version does not support debugging from .app files...
Why does C++ not have reflection?
...my code if I may never need
that metadata?
Which leads us to another big point:
C++ makes very few guarantees
about the compiled code. The
compiler is allowed to do pretty
much anything it likes, as long as
the resulting functionality is what
is expected. For example, your
classes aren't required to...
How do I get the day of the week with Foundation?
...mps = [gregorian components:NSWeekdayCalendarUnit fromDate:[NSDate date]];
int weekday = [comps weekday];
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Maximum number of records in a MySQL database table
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mysql int types can do quite a few rows: http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html
unsigned int largest value is 4,294,967,295
unsigned bigint largest value is 18,446,744,073,709,551,615
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enum - getting value of enum on string conversion
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You are printing the enum object. Use the .value attribute if you wanted just to print that:
print(D.x.value)
See the Programmatic access to enumeration members and their attributes section:
If you have an enum member and need i...