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How come an array's address is equal to its value in C?
In the following bit of code, pointer values and pointer addresses differ as expected.
6 Answers
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Why are local variables not initialized in Java?
...ulation. So its the programmer's decision to set the value of the variable and it should not take a default value. If the programmer, by mistake, did not initialize a local variable and it take default value, then the output could be some unexpected value. So in case of local variables, the compiler...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
...king at CoffeeScript if you want an alternative syntax. It has some shorthand that is similar to what you are looking for.
For example The Existential Operator
zip = lottery.drawWinner?().address?.zipcode
Function shortcuts
()-> // equivalent to function(){}
Sexy function calling
func '...
How to use gitignore command in git
I'm working first time on git. I have pushed my branch on github and it pushed all the library and documents into the github. Now what can I do and how can I use gitignore command to avoid the same mistake again.
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How to make an element width: 100% minus padding?
...ox is a quick, easy way to fix it:
This will work in all modern browsers, and IE8+.
Here's a demo: http://jsfiddle.net/thirtydot/QkmSk/301/
.content {
width: 100%;
box-sizing: border-box;
}
The browser prefixed versions (-webkit-box-sizing, etc.) are not needed in modern browsers.
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How to exclude a directory in find . command
I'm trying to run a find command for all JavaScript files, but how do I exclude a specific directory?
38 Answers
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How to get index using LINQ? [duplicate]
... edited Dec 30 '16 at 7:15
Andrew Savinykh
21.2k1212 gold badges8383 silver badges138138 bronze badges
answered Mar 18 '10 at 16:35
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Easily measure elapsed time
... To run this you have to add the #include <chrono> directive and I would change the reporting time as: std::cout << "Time difference (sec) = " << (std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count()) /1000000.0 <<std::endl; (and do not f...
Why do you use typedef when declaring an enum in C++?
I haven't written any C++ in years and now I'm trying to get back into it. I then ran across this and thought about giving up:
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How to use Session attributes in Spring-mvc
...)request.getSession().setAttribute("cart",value);
return "testJsp";
}
and you can get it from controller like this :
ShoppingCart cart = (ShoppingCart)session.getAttribute("cart");
Make your controller session scoped
@Controller
@Scope("session")
Scope the Objects ,for example you have user...