qtcreator: add page (#5813)

* qtcreator: add page

* Fix typo

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>

* Apply suggestion from code review

Co-authored-by: bl-ue <54780737+bl-ue@users.noreply.github.com>

* reword git-show example

Co-authored-by: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Co-authored-by: bl-ue <54780737+bl-ue@users.noreply.github.com>

pages/common/qtcreator.md

@@ -0,0 +1,28 @@
+# qtcreator
+
+> Cross-platform IDE for Qt applications.
+> More information: <https://doc.qt.io/qtcreator/creator-cli.html>.
+
+- Start Qt Creator:
+
+`qtcreator`
+
+- Start Qt Creator and restore the last session:
+
+`qtcreator -lastsession`
+
+- Start Qt Creator but don't load the specified plugin:
+
+`qtcreator -noload {{plugin}}`
+
+- Start Qt Creator but don't load any plugins:
+
+`qtcreator -noload {{all}}`
+
+- Start Qt Creator in presentation mode with pop-ups for keyboard shortcuts:
+
+`qtcreator -presentationMode`
+
+- Start Qt Creator and show the diff from a specific commit:
+
+`qtcreator -git-show {{commit}}`