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What's the difference between JPA and Spring Data JPA?
I am a bit confused about the difference between Spring Data-JPA and JPA. I know about JPA that it is a specification for persisting the Java Objects to a relational database using popular ORM technology.
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Rotating a point about another point (2D)
...cos may expect angle to be expressed in radians.
– 15ee8f99-57ff-4f92-890c-b56153
Nov 19 '18 at 16:36
Am I right in ex...
What is the need of JSF, when UI can be achieved with JavaScript libraries such as jQuery and Angula
... (jQuery + jQuery UI based) as an example, browse through its showcase to see complete code examples. BootsFaces (jQuery + Bootstrap UI based) has also a showcase with complete code examples. If you study those examples closely, then you'll see that you basically need a simple Javabean class as mode...
How can I debug git/git-shell related problems?
...tarting with / to trace output to the specified file.
For more details, see: Git Internals - Environment Variables
SSH
For SSH issues, try the following commands:
echo 'ssh -vvv "$*"' > ssh && chmod +x ssh
GIT_SSH="$PWD/ssh" git pull origin master
or use ssh to validate your cred...
On localhost, how do I pick a free port number?
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See stackoverflow.com/a/2838309/3538289 for an example of sock.bind(('',0))
– cevaris
Nov 9 '15 at 3:12
12...
simple HTTP server in Java using only Java SE API
...e that the response.length() part in their example is bad, it should have been response.getBytes().length. Even then, the getBytes() method must explicitly specify the charset which you then specify in the response header. Alas, albeit misguiding to starters, it's after all just a basic kickoff exam...
console.writeline and System.out.println
What exactly is the technical difference between console.writeline and System.out.println ?
I know that System.out.println writes to standard output but is this not the same thing as the console?
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How to explore web-based Google Play in another country?
... answer. Here it is: Add the parameter gl=(countrycode).
For example, to see the list of top free business applications in your country, use this:
https://play.google.com/store/apps/category/BUSINESS/collection/topselling_free
Adding gl=ru gives you the list for Russia:
https://play.google.com/s...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...统也变得越来越复杂，我们知道它会分成很多很多层次，包括操作系统内核然后上面是各种系统软件，像数据库和 Web 服务器，再往上有脚本语言或者其他高级语言的虚拟机、解释器及即时（JIT）编译器，顶上则是应用层面的各...
Why is Spring's ApplicationContext.getBean considered bad?
...u can call applicationContext.getBean("myApplication") but you should not need to call getBean() anywhere else!
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