写这个系列的初衷是SAP Chengdu office有越来越多的应届毕业生加入，这些新同事通过在大学的专业学习，具备了Java和JavaScript背景，但是进入SAP之后大家觉得ABAP没有Java和JavaScript好学。
其实任何编程语言总是有很多相通之处，这个系列就是把这三种语言的很多知识点拿来横向比较，即使只会其中一门，也能看懂这些post.
同时对于ABAP较之Java和JavaScript缺乏的一些feature和框架特性，例如闭包，函数式编程，Spring依赖注入等，这些post里面也通过应用层模拟的方式做了一些简单尝试:
<a href="https://blogs.sap.com/2017/03/13/lazy-loading-singleton-and-bridge-design-pattern-in-javascript-and-in-abap/">Lazy Loading, Singleton and Bridge design pattern in JavaScript and in ABAP</a>
<a href="https://blogs.sap.com/2017/02/26/functional-programming-simulate-curry-in-abap/">Functional programming – Simulate Curry in ABAP</a>
<a href="https://blogs.sap.com/2017/02/27/functional-programming-try-reduce-in-javascript-and-in-abap/">Functional Programming – Try Reduce in JavaScript and in ABAP</a>
<a href="https://blogs.sap.com/2017/02/02/simulate-mockito-in-abap/">Simulate Mockito in ABAP</a>
<a href="https://blogs.sap.com/2016/10/14/simulation-java-spring-dependency-injection-annotation-inject-abap/">A simulation of Java Spring dependency injection annotation @Inject in ABAP</a>
<a href="https://blogs.sap.com/2017/01/09/singleton-bypass-abap-and-java/">Singleton bypass Trap – ABAP and Java</a>
<a href="https://blogs.sap.com/2016/07/02/weak-reference-in-abap-and-java/">Weak reference in ABAP and Java</a>
<a href="https://blogs.sap.com/2017/03/14/fibonacci-sequence-in-es5-es6-and-abap/">Fibonacci Sequence in ES5, ES6 and ABAP</a>
<a href="https://blogs.sap.com/2017/03/15/java-byte-code-and-abap-load/">Java byte code and ABAP Load</a>
<a href="https://blogs.sap.com/2017/03/17/how-to-write-a-correct-program-rejected-by-compiler-exception-handling-in-java-and-in-abap/">How to write a “correct” program rejected by compiler: Exception handling in Java and in ABAP</a>
<a href="https://blogs.sap.com/2017/03/18/an-small-example-to-learn-garbage-collection-in-java-and-in-abap/">An small example to learn Garbage collection in Java and in ABAP</a>
<a href="https://blogs.sap.com/2017/03/25/string-template-in-abap-es6-angular-and-react/">String Template in ABAP, ES6, Angular and React</a>
<a href="https://blogs.sap.com/2017/04/04/try-to-access-static-private-attribute-via-abap-rtti-and-java-reflection/">Try to access static private attribute via ABAP RTTI and Java Reflection</a>
<a href="https://blogs.sap.com/2017/04/10/local-class-in-abap-java-and-javascript/">Local class in ABAP, Java and JavaScript</a>
<a href="https://blogs.sap.com/2017/04/10/integer-in-abap-java-and-javascript/">Integer in ABAP, Java and JavaScript</a>
<a href="https://blogs.sap.com/2017/04/15/covariance-in-java-and-simulation-in-abap/">Covariance in Java and simulation in ABAP</a>
<a href="https://blogs.sap.com/2017/04/17/various-proxy-design-pattern-implementation-variants-in-java-and-abap/">Various Proxy Design Pattern implementation variants in Java, ABAP and JavaScript</a>
<a href="https://blogs.sap.com/2017/04/25/tagmarker-interface-in-abap-and-java/">Tag(Marker) Interface in ABAP and Java</a>
<a href="https://blogs.sap.com/2017/04/28/bitwise-operation-or-and-xor-on-abap-integer/">Bitwise operation ( OR, AND, XOR ) on ABAP Integer</a>
<a href="https://blogs.sap.com/2017/05/07/abap-icf-handler-and-java-servlet/">ABAP ICF handler and Java Servlet</a>
<a href="https://blogs.sap.com/2017/05/08/adbc-and-jdbc/">ADBC and JDBC</a>
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