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How do I use vimdiff to resolve a git merge conflict?
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How can I enable auto complete support in Notepad++?
...ion parameters hint"), check out these instructions.
I've never found any more documentation, but cpp.xml has a calltip for fopen, while php.xml is quite complete.
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String.IsNullOrWhiteSpace in LINQ Expression
... some workarounds (like Phil's answer), which modify the query. Also, as a more general approach it is possible to drop back to an IEnumerable<T> before continuing with the specification of the query. This, however, might have a performance hit - especially when using it on restrictions (e.g. ...
How to Test a Concern in Rails
...rdingly (because your dummy class won't have a database table backing it). Moreover, you'll want to not only test the concern but also test the concern's behavior inside your model specs.
So why not kill two birds with one stone? By using RSpec's shared example groups, you can test your concerns ag...
Proper use of beginBackgroundTaskWithExpirationHandler
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How does having a dynamic variable affect performance?
...l generate code that is morally like this. (The actual code is quite a bit more complex; this is simplified for presentation purposes.)
class C
{
static DynamicCallSite FooCallSite;
void M()
{
object d1 = whatever;
object d2;
if (FooCallSite == null) FooCallSite ...
How do I determine the target architecture of static library (.a) on Mac OS X?
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Another option is lipo; its output is brief and more readable than otool's.
An example:
% lipo -info /usr/lib/libiodbc.a
Architectures in the fat file: /usr/lib/libiodbc.a are: x86_64 i386 ppc
% lipo -info libnonfatarchive.a
input file libnonfatarchive.a is not a fat fi...
How to force garbage collector to run?
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GC.Collect() is expensive to run. Doing it more than necessary is inadvisable. The code for when it should be called is well written. You should normally only self collect in specialized edge cases. stackoverflow.com/a/21961777/2710988
– Brandon ...