sha1.c gcc sha1.c -o sha1 -lcrypto
sha256.c gcc sha256.c -o sha256 -lcrypto
sha256_ctx.c gcc sha256_ctx.c -o sha256_ctx -lcrypto
sha256_twice.c gcc sha256_twice.c -o sha256_twice -lcrypto
CHashWriter.cpp g++ CHashWriter_main.cpp CHashWriter.cpp -o CHashWriter -lcrypto
uint256.c g++ uint256/main.cpp -o uint256/uint256
boost_threads http://antonym.org/2009/05/threading-with-boost---part-i-creating-threads.html g++ boost_thread/main.cpp -o boost_thread/main -lboost_thread -lboost_system
boost_thread_group http://www.boost.org/doc/libs/1_55_0/libs/thread/example/thread_group.cpp g++ boost_thread_group/main.cpp -o boost_thread_group/main -lboost_thread -lboost_system
boost/regex.cpp http://www.boost.org/doc/libs/1_31_0/libs/regex/example/snippets/credit_card_example.cpp g++ boost/regex.cpp -o boost/regex -lboost_regex
boost/filesystem_tut3.cpp http://www.boost.org/doc/libs/1_55_0b1/libs/filesystem/doc/tutorial.html g++ boost/filesystem_tut3.cpp -o boost/filesystem_tut3 -lboost_system -lboost_filesystem
boost/filesystem_tut4.cpp g++ boost/filesystem_tut4.cpp -o boost/filesystem_tut4 -lboost_system -lboost_filesystem
openssl/bignum.cpp http://stackoverflow.com/questions/16437475/openssl-bn-ctx-usage http://etutorials.org/Programming/secure+programming/Chapter+7.+Public+Key+Cryptography/7.4+Manipulating+Big+Numbers/ g++ openssl/bignum.cpp -o openssl/bignum -lcrypto
libdb/main.cpp http://www.stanford.edu/class/cs276a/projects/docs/berkeleydb/ref/simple_tut/open.html g++ libdb/main.cpp -o libdb/main -ldb
Bash echo "ddd" | openssl sha echo "ddd" | openssl sha1 echo "ddd" | openssl sha256 echo "ddd" | openssl dgst -sha256 echo "ddd" | openssl dgst -sha384 echo "ddd" | openssl dgst -sha512