Update cheatsheets

tldr/apkeep

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# apkeep
+
+> Download APK files from various sources.
+> More information: <https://github.com/EFForg/apkeep>.
+
+- Download an APK file to the specified directory:
+
+`apkeep --app {{com.example.application}} {{path/to/directory}}`
+
+- List all available versions for download:
+
+`apkeep --app {{com.example.application}} --list-versions {{path/to/directory}}`
+
+- Specify a store to download from:
+
+`apkeep --app {{com.example.application}} --download-source {{apk-pure|google-play|f-droid|huawei-app-gallery}} {{path/to/directory}}`

tldr/jupyterlab

@@ -0,0 +1,25 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jupyter lab
+
+> Interactive development environment for Jupyter notebooks.
+> More information: <https://jupyterlab.readthedocs.io/en/stable/>.
+
+- Start JupyterLab:
+
+`jupyter lab`
+
+- Open a specific notebook:
+
+`jupyter lab {{path/to/notebook.ipynb}}`
+
+- Start JupyterLab in a specific directory:
+
+`jupyter lab --notebook-dir {{path/to/directory}}`
+
+- Start JupyterLab in debug mode:
+
+`jupyter lab --debug`

tldr/linux/flatpak-run

@@ -19,3 +19,11 @@ source: https://github.com/tldr-pages/tldr.git
 - Run an interactive shell inside a flatpak:
 
 `flatpak run --command={{sh}} {{com.example.app}}`
+
+- Run an installed application with a specific runtime version:
+
+`flatpak run --runtime-version={{24.08|master|stable|...}} {{com.example.app}}`
+
+- Run an installed application with a different runtime (but same version number):
+
+`flatpak run --runtime={{org.freedesktop.Sdk}} {{com.example.app}}`

tldr/pnmmercator

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pnmmercator
+
+> Perform Mercator transformations on Netpbm images.
+> See also: `pnmglobe`.
+> More information: <https://netpbm.sourceforge.net/doc/pnmmercator.html>.
+
+- Convert a rectangular projection worldmap to Mercator projection:
+
+`pnmmercator {{path/to/image.pnm}} > {{path/to/output.pnm}}`
+
+- Convert a Mercator projection worldmap to rectangular projection:
+
+`pnmmercator -inverse {{path/to/image.pnm}} > {{path/to/output.pnm}}`

tldr/ppmdraw

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ppmdraw
+
+> Draw lines, text and more on a PPM image by executing a script.
+> Documentation on the utilized scripting language can be found by following the link below.
+> More information: <https://netpbm.sourceforge.net/doc/ppmdraw.html>.
+
+- Draw on the specified PPM image by executing the supplied script:
+
+`ppmdraw -script '{{setpos 50 50; text_here "hello!"; }}' {{path/to/image.pnm}} > {{path/to/output.pnm}}`
+
+- Draw on the specified PPM image by executing the script in the specified file:
+
+`ppmdraw -scriptfile {{path/to/script}} {{path/to/image.pnm}} > {{path/to/output.pnm}}`

tldr/ppmglobe

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ppmglobe
+
+> Generate strips of an image suitable to be glued onto a sphere.
+> See also: `pnmmercator`.
+> More information: <https://netpbm.sourceforge.net/doc/ppmglobe.html>.
+
+- Transform an image to strips that can be cut out and glues onto a sphere:
+
+`ppmglobe {{number_of_strips}} {{path/to/image.ppm}} > {{path/to/output.ppm}}`
+
+- Use the specified color for the areas between the strips:
+
+`ppmglobe -background {{red}} {{number_of_strips}} {{path/to/image.ppm}} > {{path/to/output.ppm}}`

tldr/vmtouch

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# vmtouch
+
+> Manage the filesystem cache.
+> More information: <https://manned.org/vmtouch>.
+
+- Print the cache status of a file:
+
+`vmtouch {{path/to/file}}`
+
+- Load a file into cache:
+
+`vmtouch -t {{path/to/file}}`
+
+- Evict a file from cache:
+
+`vmtouch -e {{path/to/file}}`
+
+- Lock a file in cache to prevent eviction from memory:
+
+`vmtouch -l {{path/to/file}}`
+
+- Lock a file and daemonize the program:
+
+`vmtouch -ld {{path/to/file}}`