+# Additional command line options for `valgrind`.
+VALGRIND_OPTS=
+VALGRIND_OPTS="$VALGRIND_OPTS --quiet"
+VALGRIND_OPTS="$VALGRIND_OPTS --error-exitcode=1"
+VALGRIND_OPTS="$VALGRIND_OPTS --memcheck:leak-check=full"
+VALGRIND_OPTS="$VALGRIND_OPTS --memcheck:show-reachable=yes"
+VALGRIND_OPTS="$VALGRIND_OPTS --memcheck:track-fds=yes"
+export VALGRIND_OPTS
+
+# Use short SSH timeout for Git commands so remote fetches/pushes fail
+# quickly. Thanks to ceddral for the idea.
+GIT_SSH_COMMAND='ssh -o ConnectTimeout=3'
+export GIT_SSH_COMMAND
+
+# Go settings
+GOPATH="$HOME/development/go:/usr/share/gocode"
+export GOPATH
+# Prevent privacy issues by disabling the use of https://proxy.golang.org
+# which is the default since Go 1.13.
+GOPROXY=direct
+export GOPROXY
+# Same for https://sum.golang.org/
+GOSUMDB=off
+export GOSUMDB
+