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* [PATCH 08/18] view: speed up /$INBOX/ landing page by 0.5-1.0%
  2022-08-29  9:26  4% [PATCH 00/18] WWW: patch, tree, git glossary Eric Wong
@ 2022-08-29  9:26  7% ` Eric Wong
  0 siblings, 0 replies; 2+ results
From: Eric Wong @ 2022-08-29  9:26 UTC (permalink / raw)
  To: meta

Array lookups and extra arithmetic in Perl is slower than
bumping the internal array offset inside the interpreter.
Fwiw, using: my ($level, $subj) = splice(@extra, 0, 2)
did not result in a performance improvement.
---
 lib/PublicInbox/View.pm | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index 5fbdd1fa..9846fa47 100644
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -1188,9 +1188,9 @@ sub dump_topics {
 
 		my $s = "<a\nhref=\"$href/T/$anchor\">$top_subj</a>\n" .
 			" $ds UTC $n\n";
-		for (my $i = 0; $i < scalar(@extra); $i += 2) {
-			my $level = $extra[$i];
-			my $subj = $extra[$i + 1]; # already normalized
+		while (@extra) {
+			my $level = shift @extra;
+			my $subj = shift @extra; # already normalized
 			$mid = delete $seen->{$subj};
 			my @subj = split(/ /, $subj);
 			my @next_prev = @subj; # full copy

^ permalink raw reply related	[relevance 7%]

* [PATCH 00/18] WWW: patch, tree, git glossary
@ 2022-08-29  9:26  4% Eric Wong
  2022-08-29  9:26  7% ` [PATCH 08/18] view: speed up /$INBOX/ landing page by 0.5-1.0% Eric Wong
  0 siblings, 1 reply; 2+ results
From: Eric Wong @ 2022-08-29  9:26 UTC (permalink / raw)
  To: meta

Raw format-patch and tree HTML output now supported for git
output.  I suppose tags can be displayed, too, at some point...

One thing I'm not 100% sure about is adding a git-related
glossary for stuff like trees, commits, etc...  It seems
to bloat the page a bit, but it could be useful in slowly
teaching basic git data concepts to beginners.

I suspect folks who have trouble learning git too focused on the
commands rather than the data concepts.  (IMHO, the same goes
for learning projects based on studying code vs studying
(DB schemas || struct layouts)).

I snuck one speedup in there, hopefully more to come...

Eric Wong (18):
  solver: create tmpdir lazily
  viewvcs: share File::Temp::Dir with solver
  viewvcs: delay stringification of solver debug log
  www: allow html_oneshot to take an array arg
  viewvcs: use array for highlighted blob display
  viewvcs: add patch download link for single-parent commits
  viewvcs: author date links to contemporary messages
  view: speed up /$INBOX/ landing page by 0.5-1.0%
  treewide: ditch inbox->recent method
  view: /$INBOX/: show "messages from $old to $new"
  view: cleanups and reuse for {obuf} preparation
  www: atom: fix "changed" href to nowhere
  www: provide text/help/#search anchor
  solver: early make hints detection more robust
  viewvcs: add tree view
  viewvcs: reduce hash assignments for commit info
  viewvcs: add glossary for commit
  viewvcs: show "blob $OID" rather than "$OID blob"

 lib/PublicInbox/ExtSearch.pm      |   1 -
 lib/PublicInbox/Inbox.pm          |   5 -
 lib/PublicInbox/LeiSavedSearch.pm |   1 -
 lib/PublicInbox/LeiXSearch.pm     |   7 -
 lib/PublicInbox/SolverGit.pm      |  22 +-
 lib/PublicInbox/View.pm           | 101 ++++-----
 lib/PublicInbox/ViewDiff.pm       |  18 +-
 lib/PublicInbox/ViewVCS.pm        | 341 ++++++++++++++++++++----------
 lib/PublicInbox/WWW.pm            |   2 +-
 lib/PublicInbox/WwwAltId.pm       |   6 +-
 lib/PublicInbox/WwwAtomStream.pm  |   1 +
 lib/PublicInbox/WwwStream.pm      |   7 +-
 lib/PublicInbox/WwwText.pm        |   3 +-
 t/convert-compact.t               |   2 +-
 t/indexlevels-mirror.t            |  10 +-
 t/lei_xsearch.t                   |   2 +-
 t/plack.t                         |   2 +-
 t/replace.t                       |   4 +-
 t/solver_git.t                    |   3 +-
 t/v1-add-remove-add.t             |   2 +-
 t/v2-add-remove-add.t             |   2 +-
 21 files changed, 333 insertions(+), 209 deletions(-)

^ permalink raw reply	[relevance 4%]

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2022-08-29  9:26  4% [PATCH 00/18] WWW: patch, tree, git glossary Eric Wong
2022-08-29  9:26  7% ` [PATCH 08/18] view: speed up /$INBOX/ landing page by 0.5-1.0% Eric Wong

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