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Is JavaScript's “new” keyword considered harmful?
...ceof arguments.callee)) throw Error("Constructor called as a function");// More generic, don't require knowledge of the constructors name, make the user fix the code.
– some
Dec 20 '08 at 17:47
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Is there any advantage of using map over unordered_map in case of trivial keys?
... hence, I've got no problems with the definition of the hash function. The more I thought about it, the more I came to realize that I can't find any reason of using a std::map over a std::unordered_map in the case of keys with simple types -- I took a look at the interfaces, and didn't find any ...
Most efficient way to make the first character of a String lower case?
...104102.578 ± 18705.805 ops/s
The score are operations per second, the more the better.
Tests
test1 was first Andy's and Hllink's approach:
string = Character.toLowerCase(string.charAt(0)) + string.substring(1);
test2 was second Andy's approach. It is also Introspector.decapitalize() sugge...
How do you run a Python script as a service in Windows?
...l.com/article/windows_services_in_python This one is a similar example but more complete
– csprabala
May 27 '15 at 15:55
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Convert integer into its character equivalent, where 0 => a, 1 => b, etc
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Will be more portable in case of extending to other alphabets:
char='abcdefghijklmnopqrstuvwxyz'[code]
or, to be more compatible (with our beloved IE):
char='abcdefghijklmnopqrstuvwxyz'.charAt(code);
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What is the purpose of Serialization in Java?
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How do I consume the JSON POST data in an Express application
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Why start an ArrayList with an initial capacity?
...f you know in advance what the size of the ArrayList is going to be, it is more efficient to specify the initial capacity. If you don't do this, the internal array will have to be repeatedly reallocated as the list grows.
The larger the final list, the more time you save by avoiding the reallocatio...
Can C++ code be valid in both C++03 and C++11 but do different things?
...s are listed in the appendix C of the standard. Even though there are many more negative ones than positive, each one of them is much less likely to occur.
String literals
#define u8 "abc"
const char* s = u8"def"; // Previously "abcdef", now "def"
and
#define _x "there"
"hello "_x // Previously "he...