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Can we have functions inside functions in C++?
... which can be called just like a function
auto print_message = [](std::string message)
{
std::cout << message << "\n";
};
// Prints "Hello!" 10 times
for(int i = 0; i < 10; i++) {
print_message("Hello!");
}
}
Lambdas can also modify local...
How do I sort unicode strings alphabetically in Python?
...rary. It is pretty easy.
# python2.5 code below
# corpus is our unicode() strings collection as a list
corpus = [u"Art", u"Älg", u"Ved", u"Wasa"]
import locale
# this reads the environment and inits the right locale
locale.setlocale(locale.LC_ALL, "")
# alternatively, (but it's bad to hardcode)
#...
Convert Elixir string to integer or float
I need to convert a string to a floating point value or an integer. There was no method such as,
8 Answers
...
How to get the type of a variable in MATLAB?
...
for conditionals: if ( string(class(b)) == 'double' ) fprintf(1, 'b is double'); end
– khaverim
Apr 16 at 18:09
add a comme...
Can someone copyright a SQL query? [closed]
...l with the jargon Ryan, some non-programmer types may consider != to mean "Extra equal".
– Jrud
Dec 3 '09 at 16:21
@Ry...
Replace non-numeric with empty string
...et passed "(913)-444-5555" or anything else, is there a quick way to run a string through some kind of special replace function that I can pass it a set of characters to allow?
...
Can you run GUI applications in a Docker container?
... How would I use a VNC client to view this remotely? Typing in the IP + port doesn't seem to be working.
– user94154
Jul 30 '13 at 0:42
17
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std::string length() and size() member functions
...ion and found that there is actually a method called length() for std::string (I always used size() ). Is there any specific reason for having this method in std::string class? I read both MSDN and CppRefernce, and they seem to indicate that there is no difference between size() and lengt...
Convert from enum ordinal to enum type
...the database. Furthermore, it's better to use int manipulation rather than String...
– user660940
Mar 15 '11 at 16:06
...
Django connection to PostgreSQL: “Peer authentication failed”
...s.djangoproject.com/en/1.6/ref/settings/#host ) lies: "HOST [...] An empty string means localhost". This is not true, I had the same problem and I fixed it writing 'localhost'. Thank you for the tip.
– Marco Sulla
Nov 25 '13 at 20:03
...