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How to calculate the SVG Path for an arc (of a circle)
...nt svg element. For example viewBox="0 0 500 500"
– Håken Lid
May 24 '19 at 14:20
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Parsing JSON with Unix tools
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On the basis that some of the recommendations here (esp in the comments) suggested the use of Python, I was disappointed not to find an example.
So, here's a one liner to get a single value from some JSON data. It assumes that you are piping the data in (from somewhere) and s...
How do I use $scope.$watch and $scope.$apply in AngularJS?
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ŁukaszBachmanŁukaszBachman
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Performance of foreach, array_map with lambda and array_map with static function
...eed. It would be interesting to see the opcodes generated by this version, especially comparing with/without opcache since it does a lot of optimizations besides code caching.
– FGM
Jan 14 '17 at 16:04
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Can I use assert on Android devices?
... at a package level, or at a class level which enables assertions at that respective level. The flag is off by default, as a result of which the assertion checks are skipped.
I wrote the following code in my sample Activity:
public class AssertActivity extends Activity {
@Override
protected v...
C++ performance challenge: integer to std::string conversion
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MB/s is a strange metric, especially seeing how you don't remove trailing whitespaces from the string in your implementations. My updated code runs faster than your implementation with x64 VC++ 2005 on Core i7 920 (16.2M ops/s vs. 14.8M ops/s), _ltoa ...
How do I protect Python code? [closed]
... your secrets and trying to protect against NSA-class reverse engineering. Esp if you have a big python code base and reasons to be paranoid. ;)
– Macke
Jan 8 '16 at 8:18
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What is the fastest way to compute sin and cos together?
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.align 4,0x90
.globl _fsincos
_fsincos:
pushl %ebp
movl %esp, %ebp
fldl 12(%ebp)
fsincos
movl 8(%ebp), %eax
fstpl 8(%eax)
fstpl (%eax)
leave
ret $4
.subsections_via_symbols
Tada, it uses the fsincos instruction!
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Sort points in clockwise order?
... lea eax, DWORD PTR [ebx+ebx]
and edi, eax
mov eax, DWORD PTR _b$[esp+8]
sub edi, ecx
sub edi, ebx
add edi, esi
vmovss xmm0, DWORD PTR [eax]
vsubss xmm2, xmm0, xmm2
; 41 : const int dby = ((b.y() - center.y()) > 0) ? 1 : 0;
vmovss xmm0, DWORD PTR [eax+4]...
Difference between Role and GrantedAuthority in Spring Security
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JamesJames
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