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configure: error: C compiler cannot create executables
... you need to launch it, go into its preferences, select the Downloads tab, and click "Install" next to the Command Line Tools package.
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Structure padding and packing
...alignment of the whole struct in an array */
} x;
Packing, on the other hand prevents compiler from doing padding - this has to be explicitly requested - under GCC it's __attribute__((__packed__)), so the following:
struct __attribute__((__packed__)) mystruct_A {
char a;
int b;
char c...
Capitalize or change case of an NSString in Objective-C
...e_ref/occ/instm/NSString/uppercaseString
You can also use lowercaseString and capitalizedString
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Jump to function definition in vim
...vim? For example with Visual Assist, I can type Alt + g under a function and it opens a context menu listing the files with definitions.
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Case-insensitive string comparison in C++ [closed]
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Boost includes a handy algorithm for this:
#include <boost/algorithm/string.hpp>
// Or, for fewer header dependencies:
//#include <boost/algorithm/string/predicate.hpp>
std::string str1 = "hello, world!";
std::string str2 = "HELL...
Why does C++ require a user-provided default constructor to default-construct a const object?
The C++ standard (section 8.5) says:
5 Answers
5
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Initialising mock objects - MockIto
...ase.
The second solution (with the MockitoJUnitRunner) is the more classic and my favorite. The code is simpler. Using a runner provides the great advantage of automatic validation of framework usage (described by @David Wallace in this answer).
Both solutions allows to share the mocks (and spies) b...
How to dynamically create generic C# object using reflection? [duplicate]
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Check out this article and this simple example. Quick translation of same to your classes ...
var d1 = typeof(Task<>);
Type[] typeArgs = { typeof(Item) };
var makeme = d1.MakeGenericType(typeArgs);
object o = Activator.CreateInstance(makeme...
Does setWidth(int pixels) use dip or px?
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The applyDimension() version executes more code and it a bit more difficult to read I find. FWIW, the line I posted is what we actually use all over the place in the framework and standard apps.
– Romain Guy
Mar 9 '10 at 5:25
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Getting a list of all subdirectories in the current directory
...alk('.'))[1]
Or see the other solutions already posted, using os.listdir and os.path.isdir, including those at "How to get all of the immediate subdirectories in Python".
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