Michael Grunder
@mgrunder.bsky.social
Open source code monkey.
Maintainer of #phpredis and contributor to #hiredis and #libvalkey.
Maintainer of #phpredis and contributor to #hiredis and #libvalkey.
November 21, 2025 at 4:24 AM
Wait, he wasn't bitten by C++'s rabies infected rat, Kieth?
November 1, 2025 at 10:17 PM
Wait, he wasn't bitten by C++'s rabies infected rat, Kieth?
Adding constructive comments in the team's slack, as usual.
October 15, 2025 at 9:23 PM
Adding constructive comments in the team's slack, as usual.
It does (at least with gcc and clang)
![❯ clang-19 -std=c23 -Wall filequine.c
❯ ./a.out
// quine.c (requires a C23-compliant compiler)
// cc -std=c23 quine.c
#include <unistd.h>
const unsigned char me[] = {
#embed __FILE__
};
int main(void) {
write(1, me, sizeof(me));
}](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:7uxh45ikinp4fe3uja2vfgbt/bafkreicdrfpi45axawdrduyzzqxy6c2ldlwv6m7chj3deqwhyrg4jtg3bu@jpeg)
October 10, 2025 at 5:18 PM
It does (at least with gcc and clang)
Hey @thephd.dev was the real motivation behind #embed to make quines easier in C? 😆
![// quine.c (requires a C23-compliant compiler)
// cc -std=c23 quine.c
#include <unistd.h>
const unsigned char me[] = {
#embed "quine.c"
};
int main(void) {
write(1, me, sizeof(me));
}](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:7uxh45ikinp4fe3uja2vfgbt/bafkreideig7vsrotwmvyarts66znmhpvsgtlym63lu6arxcuhao2fgnpcm@jpeg)
October 9, 2025 at 9:19 PM
Hey @thephd.dev was the real motivation behind #embed to make quines easier in C? 😆
Story of my life 😭
September 18, 2025 at 3:46 PM
Story of my life 😭
Reminds me of this comic
April 13, 2025 at 10:03 PM
Reminds me of this comic
Every time I hear someone say "vibe coding".
March 24, 2025 at 10:52 PM
Every time I hear someone say "vibe coding".
![__attribute__((target("avx512f")))
static double cmsLoadFactorAvx512(relayCms *cms) {
__m512i zero = _mm512_setzero_si512(), vec;
size_t d, w, nonzero = 0;
__mmask8 mask;
relayAssert(cms != NULL && cms->width % 4 == 0);
for (d = 0; d < cms->depth; d++) {
for (w = 0; w < cms->width; w += 4) {
vec = _mm512_load_si512((__m512i *)&cms->table[d][w]);
mask = _mm512_cmpneq_epi64_mask(vec, zero);
nonzero += !!((mask >> 0) & 0x3)
+ !!((mask >> 2) & 0x3)
+ !!((mask >> 4) & 0x3)
+ !!((mask >> 6) & 0x3);
}
}
return cmsRatio(cms, nonzero);
}](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:7uxh45ikinp4fe3uja2vfgbt/bafkreigxvs4r2b2xlyygtwrilywfp4fh7sfwyk6dkcexk7tds5xcprw3lq@jpeg)
TIL you can send multiple input sequences to GNU parallel. 🤯
February 21, 2025 at 3:05 AM
TIL you can send multiple input sequences to GNU parallel. 🤯
Is it that M_PI isn't in <cmath>?
The eqivelant C is fine. You need to add (void) to the declaration if you want to be pedantic.
The eqivelant C is fine. You need to add (void) to the declaration if you want to be pedantic.
January 29, 2025 at 5:52 PM
Is it that M_PI isn't in <cmath>?
The eqivelant C is fine. You need to add (void) to the declaration if you want to be pedantic.
The eqivelant C is fine. You need to add (void) to the declaration if you want to be pedantic.
![0000000000000000 <relayPopCount.default>:
0: sub rsp,0x8
4: call 9 <relayPopCount.default+0x9>
9: add rsp,0x8
d: cdqe
f: ret
0000000000000010 <relayPopCount.popcnt>:
10: xor eax,eax
12: popcnt rax,rdi
17: ret
Disassembly of section .text.relayPopCount.resolver:
0000000000000000 <relayPopCount.resolver>:
0: sub rsp,0x8
4: call 9 <relayPopCount.resolver+0x9>
9: test BYTE PTR [rip+0x0],0x4 # 10 <relayPopCount.resolver+0x10>
10: je 1c <relayPopCount.resolver+0x1c>
12: mov eax,0x0
17: add rsp,0x8
1b: ret
1c: mov eax,0x0
21: jmp 17 <relayPopCount.resolver+0x17>](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:7uxh45ikinp4fe3uja2vfgbt/bafkreihivfut3l5fpqhdk2xxrycjg4p2taxpvubfasfnwwkb53venbrbla@jpeg)
Still can't run Crysis, smh 😔
January 16, 2025 at 8:42 PM
Still can't run Crysis, smh 😔
Color me skeptical 😅
January 12, 2025 at 9:00 PM
Color me skeptical 😅
Real programmers use vim.
December 23, 2024 at 2:49 AM
Real programmers use vim.
Why do I feel like ChatGPT is mocking me? 😅
December 10, 2024 at 7:06 PM
Why do I feel like ChatGPT is mocking me? 😅
![oid relayCmsRwCounts(relayCms *cms, uint64_t *reads, uint64_t *writes,
const void *key, size_t len)
{
uint64_t rmin = UINT64_MAX, wmin = UINT64_MAX;
uint32_t index[RELAY_CMS_MAX_DEPTH];
__m256i vals;
computeHashes(cms, index, key, len);
for (uint32_t i = 0; i < cms->depth; i += 2) {
vals = _mm256_load_si256((__m256i*)cms->table[i][index[i]]);
uint64_t r1 = _mm256_extract_epi64(vals, 0);
uint64_t r2 = _mm256_extract_epi64(vals, 1);
if (r1 < rmin) rmin = r1;
if (r2 < rmin) rmin = r2;
}
*reads = rmin;
*writes = wmin;
}](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:7uxh45ikinp4fe3uja2vfgbt/bafkreiakq6sg6xiwg6rxia2pnz5p4hfbgcyxvtpejdak72i6obzwh2e45i@jpeg)
