Minor fixes

mace/core/net.cc

@@ -55,4 +55,4 @@ unique_ptr<NetBase> CreateNet(
 }
 
 
-} //  namespace mace
\ No newline at end of file
+} //  namespace mace

mace/core/registry.h

@@ -26,6 +26,7 @@ class Registry {
 
   unique_ptr<ObjectType> Create(const SrcType& key, Args ... args) {
     if (registry_.count(key) == 0) {
+      VLOG(2) << "Key not registered: " << key;
       return nullptr;
     }
     return registry_[key](args...);

mace/examples/README.md

@@ -3,7 +3,11 @@ Examples
 
 * Build the example (e.g., with armeabi-v7a target)
 ```
-bazel build mace/examples:helloworld \
+# To enable debug mode build, use '-c dbg' flag.
+# To check the underlying commands executed, use '-s' flag.
+# TO check the failed command, use '--verbose_failures' flag.
+
+bazel build -c opt mace/examples:helloworld \
    --crosstool_top=//external:android/crosstool \
    --host_crosstool_top=@bazel_tools//tools/cpp:toolchain \
    --cpu=armeabi-v7a

mace/ops/relu.cc

@@ -25,4 +25,4 @@ bool ReluOp<DeviceType::CPU, float>::Run() {
 
 REGISTER_CPU_OPERATOR(Relu, ReluOp<DeviceType::CPU, float>);
 
-} //  namespace mace
\ No newline at end of file
+} //  namespace mace