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Why use Ruby instead of Smalltalk? [closed]
... was large and had reputation for a fairly steep learning curve. Most key functionality in Smalltalk is hidden away somewhere in the class library, even basic stuff like streams and collections. The language paradigm is also something of a culture shock for someone not familiar with it, and the pi...
NoSQL - MongoDB vs CouchDB [closed]
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If you are coming from the MySQL world, MongoDB is going to "feel" a lot more natural to you b...
How do I do a case-insensitive string comparison?
...NFKD", "ê")
#>>> True
To finish up, here this is expressed in functions:
import unicodedata
def normalize_caseless(text):
return unicodedata.normalize("NFKD", text.casefold())
def caseless_equal(left, right):
return normalize_caseless(left) == normalize_caseless(right)
...
Where and why do I have to put the “template” and “typename” keywords?
...}; /* (C) --> */ f_tmpl<X> ();
struct Y { static int const foo = 123; }; /* (D) --> */ f_tmpl<Y> ();
The two different scenarios:
If we instantiate the function-template with type X, as in (C), we will have a declaration of a pointer-to int named x, but;
if we instantiate the ...
Why did my Git repo enter a detached HEAD state?
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123
I reproduced this just now by accident:
lists the remote branches
git branch -r
origi...
Why doesn't String switch statement support a null case?
... Paul BelloraPaul Bellora
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
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123
Might be an overkill in this case, but if the opportunity shows moment.js is just awesome!
Mo...
How to efficiently build a tree from a flat structure?
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Store IDs of the objects in a hash table mapping to the specific object. Enumerate through all...
How to execute PHP code from the command line?
I would like to execute a single php statement like if(function_exists("my_func")) echo 'function exists'; directly with the command line without having to use a seperate php file.
...
Why is enum class preferred over plain enum?
...class Mammal { kangaroo, deer, human }; // another enum class
void fun() {
// examples of bad use of plain enums:
Color color = Color::red;
Card card = Card::green_card;
int num = color; // no problem
if (color == Card::red_card) // no problem (bad)
cout <...