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What are the differences between Autotools, Cmake and Scons?
... ARCANE m4 macro syntax combined with verbose, twisted shell scripting for tests for "compatibility", etc.
If you're not paying attention, you will mess up cross-compilation ability (It
should clearly be noted that Nokia came up with Scratchbox/Scratchbox2 to side-step highly broken Autotools build ...
Unmangling the result of std::type_info::name
...tr_base;
}
It prints:
Type of ptr_base: Base*
Type of pointee: Derived
Tested with g++ 4.7.2, g++ 4.9.0 20140302 (experimental), clang++ 3.4 (trunk 184647), clang 3.5 (trunk 202594) on Linux 64 bit and g++ 4.7.2 (Mingw32, Win32 XP SP2).
If you cannot use C++11 features, here is how it can be do...
Compare if BigDecimal is greater than zero
...e. Every time I encounter an expression like this, I find myself writing a test to reassure myself that I've got it the right way around. Perhaps the fact that recently added classes, like LocalDate include isBefore is an indication that Oracle feel the same way. It's not ideal, but I think it's mar...
Sqlite or MySql? How to decide? [closed]
... ensure that multiple processes don't screw the file up). It's really well tested and I like it a lot.
Also, if you aren't able to choose this correctly by yourself, you probably need to hire someone on your team who can.
s...
Sample settings.xml for maven
... local
| environment.
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| For example, if you have an integration testing plugin - like cactus -
| that needs to know where your Tomcat instance is installed, you can
| provide a variable here such that the variable is dereferenced during the
| build process to configure the cactus...
How do you detect where two line segments intersect? [closed]
...es Cramer's Rule (don't ask me) to solve the equations themselves.
I can attest that it works in my feeble asteroids clone, and seems to deal correctly with the edge cases described in other answers by Elemental, Dan and Wodzu. It's also probably faster than the code posted by KingNestor because it'...
What's the difference between session.persist() and session.save() in Hibernate?
...ow a PersistentObjectException, as it is not allowed.
All these are tried/tested on Hibernate v4.0.1.
share
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Why is super.super.method(); not allowed in Java?
...ds T1 { int x = 2; }
class T3 extends T2 {
int x = 3;
void test() {
System.out.println("x=\t\t" + x);
System.out.println("super.x=\t\t" + super.x);
System.out.println("((T2)this).x=\t" + ((T2)this).x);
System...
How to count the number of set bits in a 32-bit integer?
...ke x86's popcnt, on CPUs where it's supported) will almost certainly be fastest. Some other architectures may have a slow instruction implemented with a microcoded loop that tests a bit per cycle (citation needed).
A pre-populated table lookup method can be very fast if your CPU has a large cache a...
How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...struct adder<Goal, Goal>{
static unsigned const value = Goal;
};
Testcode:
template<unsigned Start>
struct sum_from{
template<unsigned Goal>
struct to{
template<unsigned N>
struct equals;
typedef equals<adder<Start, Goal>::value> result;
};...