doc: Fix various documentation formatting warnings

doc/installation/source/windows.rst

@@ -19,7 +19,7 @@ either WSL or the Msys2/MinGW64 toolchain (installing both is not required).
 
 .. note::
   |ns3| is not fully compatible with Visual Studio IDE / MSVC compiler; only Visual Studio Code
-editor, the Msys2/MinGW64 toolchain, and WSL, as explained below.
+  editor, the Msys2/MinGW64 toolchain, and WSL, as explained below.
 
 .. _WSL2:
 

doc/manual/Makefile

@@ -78,7 +78,6 @@ SOURCEFIGS = \
 	figures/hotspot-top-down.png \
 	figures/perfetto-trace-cmake.png \
 	figures/uprof-collect-callstack.png \
-	figures/uprof-collect-callstack.png \
 	figures/uprof-profile-application.png \
 	figures/uprof-select-events.png \
 	figures/uprof-start.png \

doc/manual/source/utilities.rst

@@ -33,7 +33,7 @@ search for specific information.
 
 To run it, simply open terminal and type
 
-.. sourcecode::
+.. sourcecode:: bash
 
     $ ./ns3 run print-introspected-doxygen
 
@@ -78,7 +78,7 @@ This tool is used to benchmark the scheduler algorithms used in |ns3|.
 Command-line Arguments
 ++++++++++++++++++++++
 
-.. sourcecode::
+.. sourcecode:: bash
 
     $ ./ns3 run "bench-scheduler --help"
     bench-scheduler [Program Options] [General Arguments]
@@ -129,7 +129,7 @@ Invocation
 
 To run it, simply open the terminal and type
 
-.. sourcecode::
+.. sourcecode:: bash
 
     $ ./ns3 run bench-scheduler -- --runs=5
 
@@ -156,7 +156,7 @@ It will show something like this depending upon the scheduler being benchmarked:
 
 Suppose we had to benchmark `CalendarScheduler` instead, we would have written
 
-.. sourcecode::
+.. sourcecode:: bash
 
     $ ./ns3 run bench-scheduler -- --runs=5 --cal"
 

doc/tutorial/source/tracing.rst

@@ -1463,8 +1463,8 @@ This should also be self-explanatory.
 
 Previous versions of |ns3| declared a custom application called ``MyApp``
 for use in this program.  Current versions of |ns3| have moved this to
-a separate header file (``tutorial-app.h'') and implementation file
-(``tutorial-app.cc'').  This simple application allows the ``Socket''
+a separate header file (``tutorial-app.h``) and implementation file
+(``tutorial-app.cc``).  This simple application allows the ``Socket``
 to be created at configuration time.
 
 ::
@@ -1887,11 +1887,11 @@ Main Program
 ~~~~~~~~~~~~
 
 The main function starts off by configuring the TCP type to use a legacy
-``NewReno`` congestion control variant, with what is called the ``classic''
+``NewReno`` congestion control variant, with what is called the ``classic``
 TCP loss recovery mechanism.  When this tutorial program was originally
 written, these were the default TCP configurations, but over time,
 |ns3| TCP has evolved to use the current Linux TCP defaults of ``Cubic``
-and ``Prr'' loss recovery.  The first statements also configure the
+and ``Prr`` loss recovery.  The first statements also configure the
 command-line argument processing.
 
 ::