Update cheatsheets

tldr/linux/apptainer-search

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# apptainer search
+
+> Search a Container Library for container images.
+> More information: <https://apptainer.org/docs/user/main/cli/apptainer_search.html>.
+
+- Search for container images matching a query:
+
+`apptainer search {{query}}`
+
+- Search for container images for a specific architecture:
+
+`apptainer search --arch {{amd64|arm64|386|ppc64le|s390x}} {{query}}`
+
+- Search for only signed container images:
+
+`apptainer search --signed {{query}}`
+
+- Search in a specific Container Library:
+
+`apptainer search --library {{library_url}} {{query}}`
+
+- Display help:
+
+`apptainer search {{[-h|--help]}}`

tldr/linux/apptainer-sign

@@ -0,0 +1,33 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# apptainer sign
+
+> Add digital signatures to a SIF container image.
+> More information: <https://apptainer.org/docs/user/main/cli/apptainer_sign.html>.
+
+- Sign a container image using the default PGP key:
+
+`apptainer sign {{path/to/image.sif}}`
+
+- Sign a container image using a specific private key file:
+
+`apptainer sign --key {{path/to/private.pem}} {{path/to/image.sif}}`
+
+- Sign a container image using a specific PGP key index:
+
+`apptainer sign {{[-k|--keyidx]}} {{key_index}} {{path/to/image.sif}}`
+
+- Sign a specific object group within the image:
+
+`apptainer sign {{[-g|--group-id]}} {{group_id}} {{path/to/image.sif}}`
+
+- Sign a specific object by ID within the image:
+
+`apptainer sign {{[-i|--sif-id]}} {{object_id}} {{path/to/image.sif}}`
+
+- Display help:
+
+`apptainer sign {{[-h|--help]}}`

tldr/linux/gio

@@ -28,3 +28,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Send a file to the trash (reversible):
 
 `gio trash {{path/to/file}}`
+
+- Launch an application from a `.desktop` file:
+
+`gio launch {{path/to/file}}.desktop`

tldr/linux/systemctl-mask

@@ -5,7 +5,7 @@ source: https://github.com/tldr-pages/tldr.git
 ---
 # systemctl mask
 
-> Link units to `/dev/null` so that they can be even started.
+> Link units to `/dev/null` so that they cannot be started.
 > More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#mask%20UNIT%E2%80%A6>.
 
 - Mask a service: