ncls: don't flush output after each line

src/ls/main.cpp

@@ -43,7 +43,7 @@ handle_path(int dirfd, std::filesystem::path& dir, const char* p, const lsContex
 static int
 handle_inode(std::filesystem::path& dir, const char* p, const struct stat* st, const lsContext& ctx){
   (void)st; // FIXME handle symlink (dereflinks)
-  std::cout << p << std::endl;
+  std::cout << p << '\n';
   auto s = dir / p;
   ctx.nc.render_image(s.c_str(), ctx.alignment, NCBLIT_DEFAULT, NCSCALE_SCALE);
   return 0;

src/poc/sgr-direct.c

@@ -19,7 +19,7 @@ int main(void){
       return EXIT_FAILURE;
     }
     printf("%08x ", i);
-    if(++e % 6 == 0){
+    if(++e % 8 == 0){
       printf("\n");
     }
   }