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Is it possible to serialize and deserialize a class in C++?
...s to me that boost::serialization requires the caller to keep track of the order in which objects are written and read. Is that correct? So if there is a change in the order in which two fields are written between versions of a program then we have an incompatibility. Is this right?
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Java 8 stream's .min() and .max(): why does this compile?
...ompared against each other to find the minimum or maximum, in some optimal order that you don't need to worry too much about.
So the question is, of course, why is Integer::max accepted? After all it's not a comparator!
The answer is in the way that the new lambda functionality works in Java 8. ...
Use of Initializers vs Constructors in Java
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I read a whole article looking for an answer to the init order of initializers vs. their constructors. I didn't find it, so I wrote some code to check my understanding. I thought I would add this little demonstration as a comment. To test your understanding, see if you can predi...
How to detect user inactivity in Android
...ier). As for the onStop(), from what I remember, I call onBackPressed() in order to return to a login screen in the disconnect callback which in turn calls the onStop() method. When the user returns to the login screen manually, by pressing back, the timer needs to be stopped as well thus the stopDi...
What is Ruby's double-colon `::`?
...nd one it is used to locate the class method (static) of the Routes class, etc, etc.
It is not used to expose anything, its used to "locate" stuff around your scopes.
http://en.wikipedia.org/wiki/Scope_resolution_operator
...
What is an SSTable?
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"An SSTable provides a persistent,ordered immutable map from keys to values, where both keys and values are arbitrary byte strings. Operations are provided to look up the value associated with a specified key, and to iterate over all key/value pairs in a spec...
What are the real-world strengths and weaknesses of the many frameworks based on backbone.js? [close
...show(new MyView());
But you're not required to use Marionette's views in order to use a region. The only requirement is that you are extending from Backbone.View at some point in the object's prototype chain. If you choose to provide a close method, a onShow method, or others, Marionette's Region ...
How to avoid null checking in Java?
... if your method just passes the value on, and the next method passes it on etc. it could get problematic. In that case you may want to check the argument as above.
If null is allowed
This really depends. If find that I often do something like this:
if (object == null) {
// something
} else {
...
How to implement classic sorting algorithms in modern C++?
...tialization {} instead of the good old parenthesized initialization () (in order to side-step all most-vexing-parse issues in generic code).
Scott Meyers's "Prefer alias declarations to typedefs". For templates this is a must anyway, and using it everywhere instead of typedef saves time and adds con...
How to use Git?
... your questions directly rather than pointing you at documentation:
1) In order to keep it up to date, do a git pull and that will pull down the latest changes in the repository, on the branch that you're currently using (which is generally master)
2) I don't think there's something (widely availa...