From 8002d01284830f82d30b9ad854ccd83897262bf9 Mon Sep 17 00:00:00 2001
From: ivuorinen <ivuorinen@users.noreply.github.com>
Date: Tue, 27 Jan 2026 00:24:10 +0000
Subject: [PATCH] Update cheatsheets

---
 tldr/nix-instantiate | 30 ++++++++++++++++++++++++++++++
 tldr/ptghci          | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 tldr/nix-instantiate
 create mode 100644 tldr/ptghci

diff --git a/tldr/nix-instantiate b/tldr/nix-instantiate
new file mode 100644
index 00000000..a6cd966e
--- /dev/null
+++ b/tldr/nix-instantiate
@@ -0,0 +1,30 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# nix-instantiate
+
+> Create store derivations from nix expressions.
+> See also: `nix eval`.
+> More information: <https://nix.dev/manual/nix/latest/command-ref/nix-instantiate.html>.
+
+- Instantiate a store derivation from a Nix file:
+
+`nix-instantiate {{path/to/file.nix}}`
+
+- Evaluate an expression:
+
+`nix-instantiate --eval {{[-E|--expr]}} {{expression}}`
+
+- Evaluate with machine readable output:
+
+`nix-instantiate --eval --xml {{[-E|--expr]}} {{expression}}`
+
+- Raw output, output of the function must be a string:
+
+`nix-instantiate --eval --raw {{[-E|--expr]}} {{expression}}`
+
+- Evaluate a Nix expression from a specified file:
+
+`nix-instantiate --eval {{path/to/file.nix}}`
diff --git a/tldr/ptghci b/tldr/ptghci
new file mode 100644
index 00000000..8498acbe
--- /dev/null
+++ b/tldr/ptghci
@@ -0,0 +1,38 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ptghci
+
+> Interactive Haskell REPL with syntax highlighting, multiline editing, and real-time type display.
+> See also: `ghci`.
+> More information: <https://github.com/litxio/ptghci>.
+
+- Start an interactive session:
+
+`ptghci`
+
+- Start an interactive session and load a Haskell file:
+
+`ptghci {{path/to/file.hs}}`
+
+- [Interactive] List past commands from the current session:
+
+`%past`
+
+- [Interactive] List past commands including previous sessions:
+
+`%past -n {{number}}`
+
+- [Interactive] Re-run specific commands from history:
+
+`%rerun {{3,4-5,p8}}`
+
+- [Interactive] Search Hoogle for an identifier:
+
+`%hoogle {{identifier}}`
+
+- [Interactive] Change the syntax highlighting style:
+
+`%style {{style_name}}`