#ifdef
Live, measured metrics for the hashtag #ifdef from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #ifdef
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 11:21 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-27 11:21 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 11:21 UTCEverything below is measured over the latest 40 public posts (spanning ~3866 hours).
Posting hours (UTC) — busiest: 15:00
Languages: English (35) · Japanese (4) · German (1)
Avg boosts / post: 0.4
Top of the latest posts
I wonder if #RustLang chose its #[name] attribute syntax precisely to avoid Rust snippets accidentally becoming hashtags on social media. Unlike, for example, C. #include and #define and #ifdef are lost causes as hashtags unless you _wanted
@glyph @miss_rodent Multiple platforms are only multiple dev targets if you're in a 1980s-mindset of #ifdef hell everywhere. If instead you write portable code to the specs not to "works on my machine", and probe for things rather than enum
Related: on at least recent clang this triggers a Wmisleading-indentation warning on the meow() line, but IMO should not if(foo) bar(); else if(baz) foobar(); #ifdef ASDF meow(); #endif
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/ifdef