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Why do some functions have underscores “__” before and after the function name?
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6 Answers
6
Active
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What do commas and spaces in multiple classes mean in CSS?
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160
.container_12 .grid_6,
.container_16 .grid_8 {
width: 460px;
}
That says "make all .grid_...
How do I override __getattr__ in Python without breaking the default behavior?
... getattr.
– Colin vH
Apr 11 '15 at 16:00
This works with hasattr also because: "This is implemented by calling getattr...
What are the mechanics of short string optimization in libc++?
...chine, 10 chars will fit in the short string. sizeof(string) is 12.
On a 64 bit machine, 22 chars will fit in the short string. sizeof(string) is 24.
A major design goal was to minimize sizeof(string), while making the internal buffer as large as possible. The rationale is to speed move constru...
How to create a custom string representation for a class object?
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edited Sep 6 at 11:51
Tomerikoo
7,22755 gold badges1818 silver badges3131 bronze badges
a...
Inherit docstrings in Python class inheritance
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edited Jan 8 '10 at 5:06
Craig McQueen
35.7k2626 gold badges107107 silver badges166166 bronze badges
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__FILE__, __LINE__, and __FUNCTION__ usage in C++
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6 Answers
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Obfuscated C Code Contest 2006. Please explain sykes2.c
...it.
Indenting:
main(_) {
_^448 && main(-~_);
putchar(--_%64
? 32 | -~7[__TIME__-_/8%8][">'txiZ^(~z?"-48] >> ";;;====~$::199"[_*2&8|_/64]/(_&2?1:8)%8&1
: 10);
}
Introducing variables to untangle this mess:
main(int i) {
if(i^448)
m...
How to get a complete list of object's methods and attributes?
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edited Jan 18 '12 at 14:56
Jonathan Drake
26011 gold badge33 silver badges1212 bronze badges
answered O...
What does __FILE__ mean in Ruby?
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146
It is a reference to the current file name. In the file foo.rb, __FILE__ would be interpreted as...