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Places where JavaBeans are used?
What is a JavaBean and why do I need it? Since I can create all apps with the class and interface structure? Why do I need beans? And can you give me some examples where beans are essential instead of classes and interfaces?
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How to change the CHARACTER SET (and COLLATION) throughout a database?
Our previous programmer set the wrong collation in a table (Mysql). He set it up with Latin collation, when it should be UTF8, and now I have issues. Every record with Chinese and Japan character turn to ??? character.
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Logging levels - Logback - rule-of-thumb to assign log levels
I'm using logback in my current project.
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HTML 5 Favicon - Support?
I was reading the Favicon page on Wikipedia. They mention the HTML 5 spec for Favicon:
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What is the JSF resource library for and how should it be used?
The JSF <h:outputStylesheet> , <h:outputScript> and <h:graphicImage> components have a library attribute. What is this and how should this be used? There are a lot of examples on the web which use it as follows with the common content/file type css , js and img (or ima...
What's the $unwind operator in MongoDB?
This is my first day with MongoDB so please go easy with me :)
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Using smart pointers for class members
I'm having trouble understanding the usage of smart pointers as class members in C++11. I have read a lot about smart pointers and I think I do understand how unique_ptr and shared_ptr / weak_ptr work in general. What I don't understand is the real usage. It seems like everybody recommends using...
Add new item count to icon on button - Android
I'm developer. I need to implement design shown below. I already have functional app but wonder how to even approach this? Particulary, I'm interested in how to show Number of "New" items under tabs. What I KNOW how to do - is create new icons with red dots and just display them when new stuff avail...
Verifying signed git commits?
With newer versions of git it's possible to sign individual commits (in addition to tags) with a PGP key:
3 Answers
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How to use base class's constructors and assignment operator in C++?
I have a class B with a set of constructors and an assignment operator.
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