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Why use @Scripts.Render(“~/bundles/jquery”)
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answered Aug 30 '12 at 8:22
yan.kunyan.kun
6,58222 gold badges2525 silver badges3636 bronze badges
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C++ SFINAE examples?
...t(...);
public:
enum { Yes = sizeof(IsClassT<T>::test<T>(0)) == 1 };
enum { No = !Yes };
};
When IsClassT<int>::Yes is evaluated, 0 cannot be converted to int int::* because int is not a class, so it can't have a member pointer. If SFINAE didn't exist, then you would ge...
Why use apparently meaningless do-while and if-else statements in macros?
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#define BAR(X) do { \
int i = f(X); \
if (i > 4) g(i); \
} while (0)
You don't have to use do ... while, you could cook up something with if ... else as well, although when if ... else expands inside of an if ... else it leads to a "dangling else", which could make an existing dangling el...
How to get city name from latitude and longitude coordinates in Google Maps?
...t; addresses = gcd.getFromLocation(lat, lng, 1);
if (addresses.size() > 0) {
System.out.println(addresses.get(0).getLocality());
}
else {
// do your stuff
}
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How to count certain elements in array?
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Very simple:
var count = 0;
for(var i = 0; i < array.length; ++i){
if(array[i] == 2)
count++;
}
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Using .NET, how can you find the mime type of a file based on the file signature not the extension
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answered Sep 12 '08 at 9:44
Steve MorganSteve Morgan
12.4k22 gold badges3838 silver badges4949 bronze badges
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What's a standard way to do a no-op in python?
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Use pass for no-op:
if x == 0:
pass
else:
print "x not equal 0"
And here's another example:
def f():
pass
Or:
class c:
pass
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Ruby on Rails: How do I add a not null constraint to an existing column using a migration?
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answered Feb 15 '12 at 0:25
Dan WichDan Wich
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Pythonic way to add datetime.date and datetime.time objects
...the python docs.
import datetime
datetime.datetime.combine(datetime.date(2011, 1, 1),
datetime.time(10, 23))
returns
datetime.datetime(2011, 1, 1, 10, 23)
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What do numbers using 0x notation mean?
What does a 0x prefix on a number mean?
5 Answers
5
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