Oli Charlesworth

London, United Kingdom

uk.linkedin.com/in/olivercharlesworth

Age: 30

I work at Palantir.

I used to work with DSPs and stuff at Cambridge Consultants, and then FPGAs and stuff at Maxeler Technologies.

I am the 64th person to reach 100k rep, which presumably makes me the 64th best programmer in the world.

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When is it valid to access a pointer to a “dead” object?

c++ c pointers language-lawyer undefined-behavior asked Jun 10 at 13:17

stackoverflow.com

15 votes

Equivalence of p[0] and *p for incomplete array types

c arrays pointers gcc incomplete-type asked Apr 17 '12 at 1:33

stackoverflow.com

14 votes

Compatible types and structures in C

c gcc type-conversion asked May 25 '10 at 12:45

stackoverflow.com

14 votes

How can I design Nyquist interpolation filters with the Parks-McClellan algorithm?

filters parks-mclellan interpolation asked Aug 16 '11 at 20:27

dsp.stackexchange.com

10 votes

Permanently reversing a patch-file

linux diff patch asked Oct 10 '10 at 22:00

stackoverflow.com

9 votes

Return-type polymorphism for pass-by-value

c++ polymorphism asked Jun 21 '10 at 8:12

stackoverflow.com

8 votes

If the value of an uninitialized variable shouldn't affect the value of an expression, is it still UB?

c uninitialized undefined-behavior asked Sep 1 '11 at 11:18

stackoverflow.com

6 votes

Should member functions be “const” if they affect logical state, but not bitwise state?

c++ const asked Mar 6 '11 at 2:14

stackoverflow.com

6 votes

One-dimensional access to a multidimensional array: well-defined C?

c pointers multidimensional-array standards language-lawyer asked Jun 9 '11 at 9:48

stackoverflow.com

Top Answers

319

Why does Math.round(0.49999999999999994) return 1

stackoverflow.com

157

“int main (vooid)”? How does that work?

stackoverflow.com

One-byte bool. Why?

stackoverflow.com

Interesting interview question

programmers.stackexchange.com

Why does int*[] decay into int** but not int[][]?

stackoverflow.com

Why can attributes in Java be public?

stackoverflow.com

Why does the order of the loops affect performance when iterating over a 2D array?

stackoverflow.com

Instantiate Dictionary<T, U> in Java error

stackoverflow.com

Free memory allocated in a different function?

stackoverflow.com

Why use functors over functions?

stackoverflow.com

Is inline assembly language slower than native C++ code?

stackoverflow.com

Using i and j as variables in Matlab

stackoverflow.com

Is i = 0, ++i defined?

stackoverflow.com

How is a 3d perlin noise function used to generate terrain?

stackoverflow.com

int a[] = {1,2,}; Weird comma allowed. Any particular reason?

stackoverflow.com

process all arguments but first

stackoverflow.com

Graphing the pitch (frequency) of a sound

stackoverflow.com

memcpy vs for loop - Whats the proper way to copy an array from a pointer

stackoverflow.com

How is printf statement interpreted?

stackoverflow.com

What is a VM and why do dynamic languages need one?

stackoverflow.com

Performance of dynamic_cast?

stackoverflow.com

What is the meaning of a const at end of a member function?

stackoverflow.com

c++ multiply vector elements by a scalar value using STL

stackoverflow.com

Multi-line DEFINE directives?

stackoverflow.com

In C++, what happens if two different functions declare the same static variable?

stackoverflow.com

Validate DNA in C/C++

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min(a,b) and max(a,b) equivalent in Java?

stackoverflow.com

c# else if () versus multiple if ()

stackoverflow.com

Why .equals(null) doesn't work and == null works?

stackoverflow.com

If char c = 0x80, why does printf(“%d\n”, c << 1) output -256?

stackoverflow.com