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How to implement the factory method pattern in C++ correctly
There's this one thing in C++ which has been making me feel uncomfortable for quite a long time, because I honestly don't know how to do it, even though it sounds simple:
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How to return smart pointers (shared_ptr), by reference or by value?
Let's say I have a class with a method that returns a shared_ptr .
2 Answers
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What is the difference between statically typed and dynamically typed languages?
... new programming languages are dynamically typed but what does it actually mean when we say a language is dynamically typed vs. statically typed?
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What is the difference between JDK and JRE?
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The JRE is the Java Runtime Environment. It is a package of everything necessary to run a compiled Java program, including the Java Virtual Machine (JVM), the Java Class Library, the java command, and other infrastructure. However, it cannot be used ...
What's the difference between hard and soft floating point numbers?
... software. The difference is speed. It's strange to see both used on the same target architecture, since the chip either has an FPU or doesn't. You can enable soft floating point in GCC with -msoft-float. You may want to recompile your libc to use hardware floating point if you use it.
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@RequestBody and @ResponseBody annotations in Spring
Can someone explain the @RequestBody and @ResponseBody annotations in Spring 3? What are they for? Any examples would be great.
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Submitting HTML form using Jquery AJAX
...POST action. Because of this the below will all describe doing a POST. Sometimes however with http you might want a different action and would likely want to utilitize .ajax.
My code specifically for you (described in code comments):
/* attach a submit handler to the form */
$("#formoid").subm...
Are (non-void) self-closing tags valid in HTML5?
...'t like self-closing tags (those that end with " /> ") on non-void elements. (Void elements are those that may not ever contain any content.) Are they still valid in HTML5?
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WebSockets vs. Server-Sent events/EventSource
...kets and Server-Sent Events are capable of pushing data to browsers. To me they seem to be competing technologies. What is the difference between them? When would you choose one over the other?
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Change old commit message on Git
I was trying to edit an old commit message as explained here .
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