diff --git a/examples/c++/temperature.cxx b/examples/c++/temperature.cxx
index 93754828..f8eb7dc1 100644
--- a/examples/c++/temperature.cxx
+++ b/examples/c++/temperature.cxx
@@ -26,7 +26,9 @@
 #include <unistd.h>
 #include <iostream>
 #include <iomanip>
-#include "grove.hpp"
+#include "temperature.hpp"
+
+using namespace std;
 
 int
 main(int argc, char **argv)
diff --git a/examples/c/grovemoisture.c b/examples/c/grovemoisture.c
index 1786978d..52ae4d18 100644
--- a/examples/c/grovemoisture.c
+++ b/examples/c/grovemoisture.c
@@ -7,7 +7,7 @@
 #include <unistd.h>
 #include "grovemoisture.h"
 
-void main(void)
+int main()
 {
 	grovemoisture_context dev = grovemoisture_init(14);
 	int val;
diff --git a/examples/c/tsl2561.c b/examples/c/tsl2561.c
index a4d3b628..75c0086b 100644
--- a/examples/c/tsl2561.c
+++ b/examples/c/tsl2561.c
@@ -7,7 +7,7 @@
 #include <unistd.h>
 #include "tsl2561.h"
 
-void main(void)
+int main()
 {
 	tsl2561_context dev = tsl2561_init(0, TSL2561_Address, GAIN_0X, INTEGRATION_TIME1_101MS);
 	float abc = 0;
diff --git a/examples/java/CMakeLists.txt b/examples/java/CMakeLists.txt
index 55c9a9fb..bf7ae9b0 100644
--- a/examples/java/CMakeLists.txt
+++ b/examples/java/CMakeLists.txt
@@ -38,7 +38,7 @@ add_example(Emg emg)
 add_example(Gsr gsr)
 add_example(GroveLed_multiSample grove)
 add_example(GroveLEDSample grove)
-add_example(LightSample grove)
+add_example(LightSample light)
 add_example(GroveLineFinderSample grovelinefinder)
 add_example(GroveMDSample grovemd)
 add_example(GroveMoistureSample grovemoisture)
@@ -49,7 +49,7 @@ add_example(GroveQTouch at42qt1070)
 add_example(GroveRelaySample grove)
 add_example(GroveRotarySample grove)
 add_example(GROVESCAMSample grovescam)
-add_example(SlideSample grove)
+add_example(SlideSample slide)
 add_example(GroveSpeakerSample grovespeaker)
 add_example(TemperatureSample temperature)
 add_example(VDivSample vdiv)
diff --git a/src/temperature/temperature.cxx b/src/temperature/temperature.cxx
index 0e6973a3..0938a230 100644
--- a/src/temperature/temperature.cxx
+++ b/src/temperature/temperature.cxx
@@ -31,6 +31,7 @@
 #include "temperature.hpp"
 #include "math.h"
 
+using namespace std;
 using namespace upm;
 
 Temperature::Temperature(unsigned int pin, float scale, int r0, int b)