All Questions
3 questions
18votes
11answers
43kviews
Why is using System.out.println() so bad? [closed]
Of course, it is very good use to use a logging framework for the error messages or warnings. But sometimes I use System.out.println() if I want to try something new in a short time. Is it really so ...
- 376
17votes
3answers
43kviews
How to test the data access layer?
I have a DAO method that utilizes Spring for JDBC access. It calculates a seller's success rate of selling an item. Here is the code: public BigDecimal getSellingSuccessRate(long seller_id) { ...
- 273
7votes
3answers
384views
When module calling gets ugly
Has this ever happened to you? You've got a suite of well designed, single-responsibility modules, covered by unit tests. In any higher-level function you code, you are (95% of the code) simply ...
- 736
