Merge branch 'develop' into 281-add-algebraic-solutions-documentation

.github/workflows/main.yml

@@ -8,7 +8,7 @@ on:
 
 jobs:
   build:
-    runs-on: self-ubuntu-22.04
+    runs-on: self-ubuntu-24.04
     steps:
     - uses: actions/checkout@v4
       with:

docs/dev/modules/reference/pages/codingrules.adoc

@@ -172,7 +172,9 @@ public:
 
 private:
   //! member
-  int member;
+  int M_member;
+  //! another member
+  int member_;
 };
 
 //! the function
@@ -231,14 +233,16 @@ class MeshAdaptation {};
 
 ----
 
- * Non-static data members name of structures and classes always start with `M_` . M stands for Member. The rational behind this is for example :
+ * Non-static data members name of structures and classes always start with `M_` . M stands for Member, or adding `_` at the end of the member name. The rational behind this is for example :
  ** to be able to immediately see that the data is a member of a class or a struct
  ** to easily search and query-replace
 
 [source,cpp] 
 ----
+// Wong
+class meshAdaptation { std::vector directions; };
 
-// Wrong
+// Correct
 class meshAdaptation { std::vector directions_; };
 
 // Correct
@@ -252,6 +256,8 @@ class MeshAdaptation { std::vector M_directions; };
 
 [source,cpp]   
 ----
+// Wrong
+class meshAdaptation { static std::vector directions; };
 
 // Wrong
 class meshAdaptation { static std::vector directions_; };
@@ -356,7 +362,19 @@ if (address.isEmpty() || !isValid() || !codec)
 {
     return false;
 }
+else
+{
+   return true;
+}
 
+
+// Wrong
+if (address.isEmpty() || !isValid() || !codec) {
+  return false;
+}
+else {
+  return truel
+}
 ----
 
 * Exception 2: Use braces also in if-then-else blocks where either the if-code or the else-code covers several lines

docs/user/modules/install/pages/index.adoc

@@ -1,5 +1,7 @@
+:feelpp: Feel++
 = Get {feelpp}
 
+
 {feelpp} can be installed on Windows 10, Debian/Ubuntu systems.
 
 The main channel is called `latest`.
@@ -135,6 +137,88 @@ To use {feelpp} on Windows 10, follow these steps:
  * [x] follow the corresponding Ubuntu or Debian {feelpp} installation steps
 
 include::partial$install-deb.adoc[]
+--
+Spack::
++
+--
+https://spack.io[Spack] packaging is available for {feelpp} thanks to ghcr.io.
+Binaries are available for the generic microarchitecture `x86_64_v3`.
+
+The following steps require the installation of Spack and the cloning of the `spack.numpex` repository.
+
+[[spack]]
+[discrete]
+=== Clone Spack
+
+[source,sh]
+----
+git clone https://github.com/spack/spack <path to spack>/spack
+source <path to spack>/spack/share/spack/setup-env.sh
+----
+
+[discrete]
+=== Add {feelpp} Spack Mirror 
+
+First set the {feelpp} mirror.
+
+.set the {feelpp} spack mirror (only once)
+[source,sh]
+----
+spack mirror add spack-mirror oci://ghcr.io/feelpp/spack <1>
+----
+<.> add the mirror named spack-mirror to spack
+
+You can check the mirror with
+[source,sh]
+----
+spack mirror list
+----
+
+[discrete]
+=== Clone spack.numpex
+
+Add `spack.numpex` as a spack repository
+
+[source,sh]
+----
+git clone https://github.com/numpex/spack.numpex <path to spack.numpex>/spack.numpex
+spack repo add <path to spack.numpex>/spack.numpex
+# check the repo 
+spack repo list
+----
+
+[discrete]
+=== Install {feelpp}
+
+then download the package feelpp
+
+[source,sh]
+----
+spack install --use-buildcache only --no-check-signature feelpp target=x86_64_v3
+----
+
+{feelpp} package as well as the dependencies will be installed.
+
+You can check the package by run `spack test`
+[source,sh]
+----
+spack test run feelpp
+----
+
+Then load the {feelpp} package
+
+[source,sh]
+----
+spack load feelpp
+----
+
+Try get some info about {feelpp} using the command `feelpp_info`
+
+[source,sh]
+----
+feelpp_info
+----
+
 --
 Docker::
 +