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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
Cannot change version of project facet Dynamic Web Module to 3.0?
...so I changed the library in Java Build Path to obtain the JavaSE-1.7. It's all OK up to here.
31 Answers
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How to convert a string to an integer in JavaScript?
... and you want an integer:
var x = Math.floor("1000.01"); //floor automatically converts string to number
or, if you're going to be using Math.floor several times:
var floor = Math.floor;
var x = floor("1000.01");
If you're the type who forgets to put the radix in when you call parseInt, you ca...
Converting array to list in Java
... new ArrayList<Integer>(Arrays.asList(values));
First approach actually does not convert array but 'represents' it like a List. But array is under the hood with all its properties like fixed number of elements. Please note you need to specify type when constructing ArrayList.
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Where in memory are my variables stored in C?
...declared in functions), variables (in main function), pointers, and dynamically allocated space (using malloc and calloc) get stored in memory?
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Get the current script file name
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Just use the PHP magic constant __FILE__ to get the current filename.
But it seems you want the part without .php. So...
basename(__FILE__, '.php');
A more generic file extension remover would look like this...
function chopExtension($filename) {
...
How to store int[] array in application Settings
.... And requires no additional functions or wrappers.
The thing is, that VS allows to serialize int[] type by default in the settings file - it just doesn't allow you to select it by default.
So, create a setting with desired name (e.g. SomeTestSetting) and make it of any type (e.g. string by default...
When should we use Observer and Observable?
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In very simple terms (because the other answers are referring you to all the official design patterns anyway, so look at them for further details):
If you want to have a class which is monitored by other classes in the ecosystem of your program you say that you want the class to be observable...
typedef fixed length array
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@sh1: On all modern real-world ABIs I'm aware of - even ones where misaligned access is very expensive - structures don't get stronger alignment requirements than their members would have without the structure. Of course OP or anyone ...
How do I use extern to share variables between source files?
...ler is informed that a
variable exists (and this is its type); it does not allocate the
storage for the variable at that point.
A variable is defined when the compiler allocates the storage for
the variable.
You may declare a variable multiple times (though once is sufficient);
you may only defin...