Design Patterns: use or not to use,Right now I'm reading Design Patterns and Best Practices in Java by Kamalmeet Singh, Adrian Ianculescu and Lucian-Paul Torje, a very good book th...

Auto Detect Environment in Google AppEngine,If you were working in a product which is in production or potentially gets to production, then for sure you will be having other enviro...

Why Java interfaces aren't terrible (just strict),A recent article described some problems when dealing with Java interfaces, coming from a language that allows duck typing. The bo...

Play with Java built-in testing tools,Someone may have testing experience with JavaTest Harness and SigTest . Some more ideas on it. 原文链接：Play with Java built-in testing tools

Are you using seconds or milliseconds? Don’t lose a Mars orbiter over it!,If you need an object that includes time, you’re probably going to need to convert it. Unit conversion i...

What is the difference between public, protected, and private in Java?, Why we care When modifying Java access, the general rule is to use only the minimum level of access that is ...

Optimizing AWS Java Lambdas,This was originally authored by Stephanie Gawroriski (Xer) on the IOpipe blog. If your Java lambdas are running slow, it can be a nightmare to find the ...

With what approach to verify the logic of the code you design,Here I came up with quite a simple discussion for the case when a block of code you design is to be tested. What kind ...

How to run Android tests on Travis CI, 原文链接：How to run Android tests on Travis CI

Keep your SQL database in sync with Google Sheets,This is basically a README but oh well it might be useful to someone. I created googlesheets-sql-sync to let users manually insert...

Java Optional in class fields? Why not.,Optional was introduced in Java 8 and according to documentation it is supposed to limit the use of null in return from the methods. Optiona...

How file descriptors can bring your service down.,Over the past year I've completed the Linux Foundation's Essentials of Linux Administration course. Today I'm going to focus on fi...