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How to programmatically cause a core dump in C/C++
...n use setrlimit(RLIMIT_CORE, &core_limits); available via #include <sys/resource.h>. You create a struct of type rlimit and then set the rlim_cur and rlim_max members.
– Brent Writes Code
May 14 at 21:43
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Difference between 'struct' and 'typedef struct' in C++?
... class foo with a default constructor,
and a conversion operator that
converts a foo object to char const *.
The expression
p = foo();
in main should construct a foo object
and apply the conversion operator. The
subsequent output statement
cout << p << '\n';
shou...
Splitting templated C++ classes into .hpp/.cpp files--is it possible?
...argument of the class method is the 'this' operator. All class methods are converted into individual methods with name mangling and the first parameter as the object which it operates on. The 'this' argument is which actually tells about size of the object which incase of template class is unavailab...
Why does Stream not implement Iterable?
...
To convert a Stream to an Iterable, you can do
Stream<X> stream = null;
Iterable<X> iterable = stream::iterator
To pass a Stream to a method that expects Iterable,
void foo(Iterable<X> iterable)
simply
...
urlencode vs rawurlencode?
...oes things the old school way, where + meant "space."
If you're trying to convert between the old format and new formats, be sure that your code doesn't goof up and turn something that's a decoded + sign into a space by accidentally double-encoding, or similar "oops" scenarios around this space/20%...
How to get first and last day of previous month (with timestamp) in SQL Server
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First Day Of Current Week.
select CONVERT(varchar,dateadd(week,datediff(week,0,getdate()),0),106)
Last Day Of Current Week.
select CONVERT(varchar,dateadd(week,datediff(week,0,getdate()),6),106)
First Day Of Last week.
select CONVERT(varchar,DATEADD(wee...
How can I tell gcc not to inline a function?
...on't want to use Hedley (it's a single public domain / CC0
header) you can convert the version checking macros without too much
effort, but more than I'm willing to put in ☺.
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“Invalid JSON primitive” in Ajax processing
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Just a guess what does the variable json contain after
var json = Sys.Serialization.JavaScriptSerializer.serialize(obj);?
If it is a valid json object like {'foo':'foovalue', 'bar':'barvalue'} then jQuery might not send it as json data but instead serialize it to foor=foovalue&bar=bar...
Double not (!!) operator in PHP
...It means if $row has a truthy value, it will return true, otherwise false, converting to a boolean value.
Here is example expressions to boolean conversion from php docs.
Expression Boolean
$x = ""; FALSE
$x = null; FALSE
var $x; FALSE
$x is und...
Is there a way to perform “if” in python's lambda
...
Probably the worst python line I've written so far:
f = lambda x: sys.stdout.write(["2\n",][2*(x==2)-2])
If x == 2 you print,
if x != 2 you raise.
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