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Is a Java string really immutable?
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String is immutable* but this only means you cannot change it using its public API.
What you are doing here is circumventing the normal API, using reflection. The same way, you can change the values of enums, change the lookup table used in Integer autoboxing etc.
Now, the reason ...
Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...can provide some concrete examples of best use cases for each.
Use Retrofit if you are communicating with a Web service. Use the peer library Picasso if you are downloading images. Use OkHTTP if you need to do HTTP operations that lie outside of Retrofit/Picasso.
Volley roughly competes with Retr...
Manually adding a Userscript to Google Chrome
...tead of "installing" User-Scripts I found many tutorials on the web to add it manually. All of them told me to do the same steps:
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Are soft deletes a good idea? [duplicate]
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I say it's a bad idea, generally (with some exceptions, perhaps).
First, your database should be backed up regularly, so you should never be in a situation where you would lose data permanently because of a DELETE (unless it's a...
What is move semantics?
...t finished listening to the Software Engineering radio podcast interview with Scott Meyers regarding C++0x . Most of the new features made sense to me, and I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly?
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Why are arrays of references illegal?
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Answering to your question about standard I can cite the C++ Standard §8.3.2/4:
There shall be no references to references, no arrays of references, and no pointers to references.
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How Scalable is SQLite? [closed]
I recently read this Question about SQLite vs MySQL and the answer pointed out that SQLite doesn't scale well and the official website sort-of confirms this , however.
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log4j vs logback [closed]
...sing log4j behind a selfmade wrapper. We plan to use much more features of it now.
6 Answers
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Why would you use an ivar?
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If the ivar is private, the other parts of the program can't get at it as easily. With a declared property, the clever people can access and mutate quite easily via the accessors.
Performance
Yes, this can make a difference in some cases. Some programs have constraints where they can not use ...
Biggest GWT Pitfalls? [closed]
...ct that we chose to implement using GWT. Has anyone encountered any major pitfalls in using GWT (and GWT-EXT) that were unable to be overcome? How about from a performance perspective?
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