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What is the difference between the dot (.) operator and -> in C++? [duplicate]
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doesn't it bother that -> is a drill down operator, and thus if overloaded it is not equivalent to member of the derefenced object (*boo).foo ? as if boo->foo may be overloaded to return an intermediate proxy object which has a foo member different from that ...
How to disable UITextField editing but still accept touch?
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If you still want to respond to touch, respond to "touch down" and not "touch up inside". Otherwise your event never gets called.
– radven
May 29 '12 at 18:52
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Why doesn't .NET/C# optimize for tail-call recursion?
...tween not spending too much time doing the compilation phase (thus slowing down short lived applications considerably) vs. not doing enough analysis to keep the application competitive in the long term with a standard ahead-of-time compilation.
Interestingly the NGen compilation steps are not targe...
Is floating point math broken?
...s. There's truncate, round-towards-zero, round-to-nearest (default), round-down, and round-up. All methods introduce an element of error of less than one unit in the last place for a single operation. Over time and repeated operations, truncation also adds cumulatively to the resultant error. This t...
What is tail call optimization?
...ble to rewrite fac() to be tail-recursive by passing the accumulated value down the call chain as an additional argument and passing only the final result up again as the return value:
unsigned fac(unsigned n)
{
return fac_tailrec(1, n);
}
unsigned fac_tailrec(unsigned acc, unsigned n)
{
i...
What is the difference between ManualResetEvent and AutoResetEvent in .NET?
...cause they call WaitOne() internally. They will wait until signals arrive, down below.");
Thread.Sleep(15000);
Console.WriteLine("1- Main will call ManualResetEvent.Set() in 5 seconds, watch out!");
Thread.Sleep(5000);
_manualReset.Set();
T...
When to use std::size_t?
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Counting down correctly can be done in the following (infamous) way: for (size_t i = strlen (str); i --> 0;)
– Jo So
Feb 14 '16 at 17:40
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How do I *really* justify a horizontal menu in HTML+CSS?
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Thanks! Your soultion is down to the point. If I were to initiate the question, I would mark it as an answer.
– Andrevinsky
Nov 26 '14 at 11:05
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How to unit test abstract classes: extend with stubs?
...something to think about... but doesn't what you are saying basically boil down to don't use abstract classes?
– brianestey
Nov 27 '13 at 3:34
33
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Encrypt Password in Configuration Files? [closed]
...lt = new String("12345678").getBytes();
// Decreasing this speeds down startup time and can be useful during testing, but it also makes it easier for brute force attackers
int iterationCount = 40000;
// Other values give me java.security.InvalidKeyException: Illegal key size...