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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...
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 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...
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...
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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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
...