more guides, R in process

awesome-software/rstudio/README.md

@@ -0,0 +1,7 @@
+# Cargar archivos
+
+```r
+library(readxl)
+N_DATASET <- read_excel("FILE.xlsx")
+View(N_DATASET)
+```

self_hosting/services/nextcloud/README.md

@@ -101,6 +101,17 @@ opcache.interned_strings_buffer=32
 memory_limit = 512M
 ```
 
+By default (at least on Debian 12), this warning will come up
+on the Recording backend section under Administration settings>Talk:
+_"The PHP settings `upload_max_filesize` or `post_max_size`
+only will allow to upload files up to 2 MiB."_
+Here I allow 8GB recordings but use whatever size you prefer.
+
+```php
+upload_max_filesize = 8192M
+post_max_size = 8192M
+```
+
 ## Tune memcache
 
 ### APCu local memcache