Simon Lynen simonlynen
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| class Singleton { | |
| public: | |
| static Singleton& Instance() { | |
| static Singleton instance; | |
| return instance; | |
| } | |
| private: | |
| Singleton() = default; | |
| ~Singleton() = default; |
simonlynen
/ video-side-by-side
Created
October 15, 2015 18:17
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| avconv -i 2015Oct07_104821_spm.mp4 -i 2015Oct07_104821_vio.mp4 -filter_complex "[0:v:0]pad=iw*2:ih[bg]; [bg][1:v:0]overlay=w" output.mp4 |
simonlynen
/ stl_container_trait.h
Created
August 8, 2015 21:59
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| template<typename T> | |
| struct HasConstIterator { | |
| private: | |
| typedef char Yes; | |
| typedef struct { | |
| char array[2]; | |
| } No; | |
| template<typename C> static Yes Test(typename C::const_iterator*); |
simonlynen
/ threadsafe-queue.hh
Last active
March 18, 2022 03:18
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| #ifndef MULTIAGENT_MAPPING_COMMON_THREADSAFE_QUEUE_H_ | |
| #define MULTIAGENT_MAPPING_COMMON_THREADSAFE_QUEUE_H_ | |
| #include <atomic> | |
| #include <memory> | |
| #include <pthread.h> | |
| #include <queue> | |
| #include <string> | |
| #include <sys/time.h> |
simonlynen
/ proto_read_write.cc
Created
June 21, 2015 16:53
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| // From Kenton Varda: http://stackoverflow.com/questions/2340730/are-there-c-equivalents-for-the-protocol-buffers-delimited-i-o-functions-in-ja | |
| bool writeDelimitedTo( | |
| const google::protobuf::MessageLite& message, | |
| google::protobuf::io::ZeroCopyOutputStream* rawOutput) { | |
| // We create a new coded stream for each message. Don't worry, this is fast. | |
| google::protobuf::io::CodedOutputStream output(rawOutput); | |
| // Write the size. | |
| const int size = message.ByteSize(); | |
| output.WriteVarint32(size); |
simonlynen
/ view-controller-cpp.cc
Created
May 4, 2015 12:54
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| view_controller_msgs::CameraPlacement camera_placement; | |
| camera_placement.interpolation_mode = | |
| view_controller_msgs::CameraPlacement::LINEAR; | |
| camera_placement.target_frame = "map"; | |
| ros::NodeHandle node_handle("~"); | |
| ros::Publisher cp_publisher = | |
| node_handle.advertise<view_controller_msgs::CameraPlacement>( | |
| "/rviz/camera_placement", 10, true); |
simonlynen
/ pass-key-idiom.cc
Created
December 16, 2014 20:11
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| class C { | |
| public: | |
| class Key { | |
| friend std::shared_ptr<C> make_c(); | |
| Key() {} | |
| }; | |
| C(const Key &); | |
| //... | |
| }; |
simonlynen
/ parallel_rsync.sh
Created
October 31, 2014 21:36
Parallel rsync Source: http://www.krazyworks.com/making-rsync-faster/
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| #!/bin/bash | |
| # Define source, target, maxdepth and cd to source | |
| source="/tmp/source" | |
| target="/tmp/target" | |
| depth=1 | |
| cd "${source}" | |
| # Set the maximum number of concurrent rsync threads | |
| maxthreads=30 |
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| --- /Users/slynen/Desktop/mex_C++_maci64.xml 2014-10-20 15:45:15.000000000 +0200 | |
| +++ /Users/slynen/Desktop/mex_C++_maci64_patched.xml 2014-10-20 18:27:14.000000000 +0200 | |
| @@ -1,7 +1,7 @@ | |
| <?xml version="1.0" encoding="UTF-8" ?> | |
| <config | |
| - Name="Xcode Clang++" | |
| - ShortName="Clang++" | |
| + Name="Clang-OMP" | |
| + ShortName="Clang-OMP" | |
| Manufacturer="Apple" |
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| # Stolen and altered from here: http://stackoverflow.com/questions/20321988/error-enabling-openmp-ld-library-not-found-for-lgomp-and-clang-errors/21789869#21789869 | |
| INTEL_OPENMP_LATEST_BUILD_LINK=https://www.openmprtl.org/sites/default/files/libomp_20140926_oss.tgz | |
| CLANG_INCLUDE=~/clang_omp/llvm/include | |
| CLANG_BIN=~/clang_omp/llvm/build/Release/bin | |
| CLANG_LIB=~/clang_omp/llvm/build/Release/lib | |
| OPENMP_INCLUDE=~/clang_omp/libomp_oss/exports/common/include | |
| OPENMP_LIB=~/clang_omp/libomp_oss/exports/mac_32e/lib.thin | |
| cd ~/ |
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